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Report on paleontology . CANGELLARIID/E OF THE LOWER GREENSAND MARLS. PLATE XIII. EXPLANATION OP PLATE XIII. SliRCULA STRIGOSA Gabb (p. 105). Figs. 1. View of the fragment supposed to be the typo. CiTHARA MULLICAENSIS Whitf. (p. 106). 2,3. Front views, one natural size and one enlarged, of a specimen retaining the shell.4,5. Two views of a cast.6. View of a larger cast from the same locality. CiTHARA Crosswickensis Whitf. (p. 107). 7,8. Two views of the best cast yet found. ROSTEI.LARIA CURTA Whitf. (p. 109). 9,10. Views of the opposite sides of a oast showing the features described. 11. View Stock Photo

RM2AJETEY–Report on paleontology . CANGELLARIID/E OF THE LOWER GREENSAND MARLS. PLATE XIII. EXPLANATION OP PLATE XIII. SliRCULA STRIGOSA Gabb (p. 105). Figs. 1. View of the fragment supposed to be the typo. CiTHARA MULLICAENSIS Whitf. (p. 106). 2,3. Front views, one natural size and one enlarged, of a specimen retaining the shell.4,5. Two views of a cast.6. View of a larger cast from the same locality. CiTHARA Crosswickensis Whitf. (p. 107). 7,8. Two views of the best cast yet found. ROSTEI.LARIA CURTA Whitf. (p. 109). 9,10. Views of the opposite sides of a oast showing the features described. 11. View

. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. Vol. 7, 1883, p. 132, pi. 8, figs. 8a, mandible, with pair of back teeth m place, resting on the granular bony support, right jaw, showing joint at the end; front end of jaw mutilated, but it is evident that whatever teeth it bore must have been extremely- small ; 9^, upper back tooth, right jaw, crown; 10^, 5, <?, ditto^ left jaw, crown, outer and inner edges; 11^, S, lower back right tooth, crown and outer edge; 12(z, 5, <?, ditto, crown, inner edge^ Stock Photo

RMPFXX76–. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. Vol. 7, 1883, p. 132, pi. 8, figs. 8a, mandible, with pair of back teeth m place, resting on the granular bony support, right jaw, showing joint at the end; front end of jaw mutilated, but it is evident that whatever teeth it bore must have been extremely- small ; 9^, upper back tooth, right jaw, crown; 10^, 5, <?, ditto^ left jaw, crown, outer and inner edges; 11^, S, lower back right tooth, crown and outer edge; 12(z, 5, <?, ditto, crown, inner edge^

Report on paleontology . 4. , I f- 7 ^^3*^? ^ ^> i * fy^«i! ?* ivi^ >-f| Stock Photo

RM2AJDGJ7–Report on paleontology . 4. , I f- 7 ^^3*^? ^ ^> i * fy^«i! ?* ivi^ >-f|

. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. ^£j.^'%#^ttW. QrQotJlL VolJ. 1883 ^' fIctta/4 surface; J, back edge; (?, front edge (many other figures omitted.) Upper Burlington limestone. XI, Fsammodus plenus, St. John and Worthen, Geo. Sur.. 111., Vol. 7, 1883, page 213, plate It), ligs. 1«, to 46', and plate 17, figs. a to 4<?, of which I have selected a large tooth be- longing to the St Louis limestone. XL Fsammodus porosus P Agassiz. Recherches Poiss. Foss,. Please note that these images are extr Stock Photo

RMPFXG1N–. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. ^£j.^'%#^ttW. QrQotJlL VolJ. 1883 ^' fIctta/4 surface; J, back edge; (?, front edge (many other figures omitted.) Upper Burlington limestone. XI, Fsammodus plenus, St. John and Worthen, Geo. Sur.. 111., Vol. 7, 1883, page 213, plate It), ligs. 1«, to 46', and plate 17, figs. a to 4<?, of which I have selected a large tooth be- longing to the St Louis limestone. XL Fsammodus porosus P Agassiz. Recherches Poiss. Foss,. Please note that these images are extr

. [Reports vol. I-XIII]. Coal inrMagneslan limestone. were noticed. -tr^rnnr^ Flu. 120. Sketcii of coal deposit at the Barnard pit. As is there shown the coal lies in the form of a basin of veryeven curvature. Shales and clays are associated with the coaland the whole series lies in horizontal beds of, the MagnesianLimestone series. Though the. coal dips at a high angle at theentrance to the mine and rapidly changes to a horizontal attitude,no slips, faults, crushed coal or other evidence of disturbanceThe coal has been followed a distance of about40 yds. from the mouth and is already assuming Stock Photo

RM2AFM2PH–. [Reports vol. I-XIII]. Coal inrMagneslan limestone. were noticed. -tr^rnnr^ Flu. 120. Sketcii of coal deposit at the Barnard pit. As is there shown the coal lies in the form of a basin of veryeven curvature. Shales and clays are associated with the coaland the whole series lies in horizontal beds of, the MagnesianLimestone series. Though the. coal dips at a high angle at theentrance to the mine and rapidly changes to a horizontal attitude,no slips, faults, crushed coal or other evidence of disturbanceThe coal has been followed a distance of about40 yds. from the mouth and is already assuming

. The Eurypterida of New York. Eurypterida; Paleontology. EURYPTERIDA Memoir 14. N.Y State Museum Plate 33. (j u.i-' O O O.uC-i. J 3 Lyon Co. Svr.e Prtnte. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Clarke, John Mason, 1857-1925; Ruedemann, Rudolf, 1864-1956. Albany, New York State Education Department Stock Photo

RMPFTWYJ–. The Eurypterida of New York. Eurypterida; Paleontology. EURYPTERIDA Memoir 14. N.Y State Museum Plate 33. (j u.i-' O O O.uC-i. J 3 Lyon Co. Svr.e Prtnte. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Clarke, John Mason, 1857-1925; Ruedemann, Rudolf, 1864-1956. Albany, New York State Education Department

RM2AJEP3G–Report on paleontology .

RMPFXJPD–. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. Geol. Canada, 1863, p, 129, fig. 56 a, ventral; (?, dorsal valves. Ghazy formation^ II J.—Page 167, fig. 148 a, 5, c— See, also. Pal. Ohio, Vol. O.Pal.L '^'''^"^ '^ 8 1, 1873, p. 101, pi. 8. fig. 4 a^ 5, c, back, profile, front views; rf, 6, /*, smaller specimen, belly, back and hinge views.— Trenton^ II c, " ^ ^ Orthis canalis. See Orthis elegantula. Vh, OrtMs carhonaria. See O. pecosi. XIII. Orthis carinata, Hall. Geol. 4th Dist. N. Y., 1843, p.

RM2AJDTGG–Report on paleontology . ^

. The Eurypterida of New York. Eurypterida; Paleontology. THE EURYPTERIDA OF NEW YORK 395 being the margin of the palpus pressed through the joint of the leg; and that the ''claws " are torn fragments of another joint, the latter being especially suggested by their blunt, imequal, triangular form, in contrast to the hooklike form of the double claws of the later scorpions, and the. y [ / * V*< >:':â â ''â â 'â i'^ ^Qi:=, fciSlf ilf 111 Figure 84 Restoration of dorsal side of P a 1 - aeophonus nuncius Thorell & Lindstrom. (From Pocock) Figure 85 Restoration of ventral side of Stock Photo

RMPFY1RE–. The Eurypterida of New York. Eurypterida; Paleontology. THE EURYPTERIDA OF NEW YORK 395 being the margin of the palpus pressed through the joint of the leg; and that the ''claws " are torn fragments of another joint, the latter being especially suggested by their blunt, imequal, triangular form, in contrast to the hooklike form of the double claws of the later scorpions, and the. y [ / * V*< >:':â â ''â â 'â i'^ ^Qi:=, fciSlf ilf 111 Figure 84 Restoration of dorsal side of P a 1 - aeophonus nuncius Thorell & Lindstrom. (From Pocock) Figure 85 Restoration of ventral side of

Report on paleontology . V^ ^ -0. Stock Photo

RM2AJEDY0–Report on paleontology . V^ ^ -0.

. Contributions to Canadian palæontology. Paleontology. . Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Geological Survey of Canada. Ottawa, Printed by S. E. Dawson Stock Photo

RMPG1RR3–. Contributions to Canadian palæontology. Paleontology. . Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Geological Survey of Canada. Ottawa, Printed by S. E. Dawson

RM2AJECXH–Report on paleontology .

. Contributions to Canadian palæontology. Paleontology. 128 CONTEIBUTIONS TO CANADIAN PALEONTOLOGY HOMOPTEEA. Fulgoridm:— (fBicania antiquata, Scudder. (SimilkameenO (ffEnchophora) sp., Scudder. (Similkameen.) The latter fossil is of a most doubtful nature. Cercopidw:— The following have been previously recorded from this region:— Aphrophora, sp., Scudder. (Similkameen.) Cercopis grandeseens, Scudder. (Similkameen.) Cercopis selwyni, Scudder. (Ninemile creek.) Wet-copites torpescens, Scudder. (Similkameen.) fPalecphora, sp., Scudder. (Similkameen.) Stenolocris venosa, Scudder. (Similkameen.) S Stock Photo

RMPG2N05–. Contributions to Canadian palæontology. Paleontology. 128 CONTEIBUTIONS TO CANADIAN PALEONTOLOGY HOMOPTEEA. Fulgoridm:— (fBicania antiquata, Scudder. (SimilkameenO (ffEnchophora) sp., Scudder. (Similkameen.) The latter fossil is of a most doubtful nature. Cercopidw:— The following have been previously recorded from this region:— Aphrophora, sp., Scudder. (Similkameen.) Cercopis grandeseens, Scudder. (Similkameen.) Cercopis selwyni, Scudder. (Ninemile creek.) Wet-copites torpescens, Scudder. (Similkameen.) fPalecphora, sp., Scudder. (Similkameen.) Stenolocris venosa, Scudder. (Similkameen.) S

RM2AJE3F3–Report on paleontology .

. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. . Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Lesley, J. P. (J. Peter), 1819-1903; Pennsylvania. Board of Commissioners for the Second Geological Survey. Harrisburg, Board of Commissioners for the Geological Survey Stock Photo

RMPFXKEJ–. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. . Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Lesley, J. P. (J. Peter), 1819-1903; Pennsylvania. Board of Commissioners for the Second Geological Survey. Harrisburg, Board of Commissioners for the Geological Survey

RM2AJEKJR–Report on paleontology .

. Report of the Geological Survey of Ohio. Geology; Paleontology; Mines and mineral resources; Zoology; Paleobotany; Botany. ^1. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Geological Survey of Ohio. Columbus, Nevins & Myers, state printers Stock Photo

RMPG2KGP–. Report of the Geological Survey of Ohio. Geology; Paleontology; Mines and mineral resources; Zoology; Paleobotany; Botany. ^1. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Geological Survey of Ohio. Columbus, Nevins & Myers, state printers

RM2AJER1N–Report on paleontology .

. Report of the Geological Survey of Ohio. Geology; Paleontology; Mines and mineral resources; Zoology; Paleobotany; Botany. . Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Geological Survey of Ohio. Columbus, Nevins & Myers, state printers Stock Photo

RMPG2KGW–. Report of the Geological Survey of Ohio. Geology; Paleontology; Mines and mineral resources; Zoology; Paleobotany; Botany. . Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Geological Survey of Ohio. Columbus, Nevins & Myers, state printers

[Reports volI-XIII] . CRINOIDS. PLATE XXVIII Explanation op Plate XXVJII. Page Fig 1. Phialocrinus barydactylus 220 Type Bpeoimen. (Hare collection.)Carboniferons, Upper Coal Measures. Fig 2. Ceriocrinus hemisphericus 220 Dorsal aspect of cul;x. (Hare collection.) Carboniferons, Upper Coal Measnres.Fig. S. Eupachyerinu3 harii 219 Type. (Hare collection.) Carboniferous, Upper Coal Measures. Fig. 4. Pkialocrinus magnificus 220 Specimen showing ventral side. (Hare collection.)Carboniferous, Upper Coal Measures. Fig 5. Ceriocrinus hemisphericua 220 Specimen with arms. (Hare collection.)Carbonifero Stock Photo

RM2AWP9D9–[Reports volI-XIII] . CRINOIDS. PLATE XXVIII Explanation op Plate XXVJII. Page Fig 1. Phialocrinus barydactylus 220 Type Bpeoimen. (Hare collection.)Carboniferons, Upper Coal Measures. Fig 2. Ceriocrinus hemisphericus 220 Dorsal aspect of cul;x. (Hare collection.) Carboniferons, Upper Coal Measnres.Fig. S. Eupachyerinu3 harii 219 Type. (Hare collection.) Carboniferous, Upper Coal Measures. Fig. 4. Pkialocrinus magnificus 220 Specimen showing ventral side. (Hare collection.)Carboniferous, Upper Coal Measures. Fig 5. Ceriocrinus hemisphericua 220 Specimen with arms. (Hare collection.)Carbonifero

. The Palæontological report : as prepared for the Geological report of Kentucky and published in vol. 3 . Paleontology. -4?-7V. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Lyon, Sidney Smith, 1808-1972; Lesquereux, Leo, 1806-1889; Cox, E. T. (Edward Travers), 1821-1907. Frankfort, Ky. : A. G. Hodges Stock Photo

RMPG1BFN–. The Palæontological report : as prepared for the Geological report of Kentucky and published in vol. 3 . Paleontology. -4?-7V. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Lyon, Sidney Smith, 1808-1972; Lesquereux, Leo, 1806-1889; Cox, E. T. (Edward Travers), 1821-1907. Frankfort, Ky. : A. G. Hodges

Report on paleontology . i, I FASCIOLARIID/C UF THE LOWER GREEMSAND MARLS. PLATE IX. EXPLANATION OF PLATE IX. Tritonidba obesa. Whitf. (p. 79).FlQS. 1-3. Views from two different individuals of the species. TUKBINELLA ? PARVA Gabb. (p. 80). 4. Summit view, natural size, of the type specimen.5,6. Back and front views of the same enlarged. Acad. Nat. Sci., Phila. TURBINBLLA ? SUBCONICA Gabb. (p. 81). 7,8. Two views of the type specimen. Acad. Nat. Sci., Phila.Vasdm conoides Whitf. (p. 83).9,10. Two views of the specimen ; one natural size, the other enlarged. EUTHRIA (?) FRAGILIS Whitf. (p. 78). Stock Photo

RM2AJEX3R–Report on paleontology . i, I FASCIOLARIID/C UF THE LOWER GREEMSAND MARLS. PLATE IX. EXPLANATION OF PLATE IX. Tritonidba obesa. Whitf. (p. 79).FlQS. 1-3. Views from two different individuals of the species. TUKBINELLA ? PARVA Gabb. (p. 80). 4. Summit view, natural size, of the type specimen.5,6. Back and front views of the same enlarged. Acad. Nat. Sci., Phila. TURBINBLLA ? SUBCONICA Gabb. (p. 81). 7,8. Two views of the type specimen. Acad. Nat. Sci., Phila.Vasdm conoides Whitf. (p. 83).9,10. Two views of the specimen ; one natural size, the other enlarged. EUTHRIA (?) FRAGILIS Whitf. (p. 78).

. The Eurypterida of New York. Eurypterida; Paleontology. 142 NEW YORK STATE MUSEUM acteristic features of their order. Recently a fossil Thelyphonus from the Bohemian Carbonic, P r o t h e 1 y p honus bohemicus (Kusta), has been fully made known by Fritsch [1904]. Unfortunately the speci- men shows the ventral aspect only, more or less involved with the dorsal side. But if we read the figures 5, 6 and 7 of his plate 6 aright, the ventral segments in Carbonic time still possessed a like development with the dorsal ones and the agreement of the Pedipalpi with the eurypteri'ds in the greater dev Stock Photo

RMPFXMFP–. The Eurypterida of New York. Eurypterida; Paleontology. 142 NEW YORK STATE MUSEUM acteristic features of their order. Recently a fossil Thelyphonus from the Bohemian Carbonic, P r o t h e 1 y p honus bohemicus (Kusta), has been fully made known by Fritsch [1904]. Unfortunately the speci- men shows the ventral aspect only, more or less involved with the dorsal side. But if we read the figures 5, 6 and 7 of his plate 6 aright, the ventral segments in Carbonic time still possessed a like development with the dorsal ones and the agreement of the Pedipalpi with the eurypteri'ds in the greater dev

Report on paleontology . AMMONITID/E OF THE LOWER AKD MIDDLE BEDS GREENSAND MARLS. PLATE XLYII EXPLANATION OF PLATE XLYlI. Belemnitella Americana Morton (p. 280), Figs. 1,2. Views of the opposite sides of a small individual figured by Dr. Morton in his Synopsisunder the name Belemnites subfusiformis. Acad. Nat. Sci., Phila. 3. View of a heavy thickened specimen much rounded at the. base. Rutgers College. 4. A smaller specimen, showing the mucTonation at the base. Eutgers CuUege. 5,6. Two views of a very large individual presenting the usual form. Kutgers College. 7. View of part of the same af Stock Photo

RM2AJDFRK–Report on paleontology . AMMONITID/E OF THE LOWER AKD MIDDLE BEDS GREENSAND MARLS. PLATE XLYII EXPLANATION OF PLATE XLYlI. Belemnitella Americana Morton (p. 280), Figs. 1,2. Views of the opposite sides of a small individual figured by Dr. Morton in his Synopsisunder the name Belemnites subfusiformis. Acad. Nat. Sci., Phila. 3. View of a heavy thickened specimen much rounded at the. base. Rutgers College. 4. A smaller specimen, showing the mucTonation at the base. Eutgers CuUege. 5,6. Two views of a very large individual presenting the usual form. Kutgers College. 7. View of part of the same af

. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. 53 A TRY.. Atrypa aspera ( Terebratula aspera). Hall, Report, W. D. Jl cj^rn^ Vine. ^s^ ^^^^' v^g^ yiti^^'^^m^ ,......=5^ 200, fig. 80,1, la, 15,2, Rog- ers, page 828, fig. 671, nil G. Hamilton f^jf form at ion. ''(Compare Schlotheim's fig. of 1813, in Petrifac- turkunde) — CI ay pol e , Perry Co.,Pa. Report F 2, preface, VIIIc. Hamilton formation. In eastern Pennsylvania, Monroe Co., MarshalPs falls, reported by H. D. Rogers. By I. C.White as A. spinosa^ Stock Photo

RMPFXM60–. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. 53 A TRY.. Atrypa aspera ( Terebratula aspera). Hall, Report, W. D. Jl cj^rn^ Vine. ^s^ ^^^^' v^g^ yiti^^'^^m^ ,......=5^ 200, fig. 80,1, la, 15,2, Rog- ers, page 828, fig. 671, nil G. Hamilton f^jf form at ion. ''(Compare Schlotheim's fig. of 1813, in Petrifac- turkunde) — CI ay pol e , Perry Co.,Pa. Report F 2, preface, VIIIc. Hamilton formation. In eastern Pennsylvania, Monroe Co., MarshalPs falls, reported by H. D. Rogers. By I. C.White as A. spinosa^

Report on paleontology . 3LUT1D/E OF THE EOCENE LAYERS OF THE UPPER BED GREENSAND MARLS. PLATE XXXI. EXPLANATION OF PLATE XXXI. VOLUTA PARVULA WMtf. (p. 208). ilGs. 1,2. Two views of a very broad specimen. 3. View of ii narrower specimen. 4. TUe outer half of the last volution removed to show the coluraellar folds. 5. View of a specimen doubtfully referred to this species, and showing a mammillated apex. Am. Mus. Nat. Hist. VOLTTTA SCAPH0IDE8 Whitf. (p. 209). 6-8. Three views of a cast of this species, Fig. 6 having a part removed to show the colu- mellar folds. Am. Mus. Nat. Hist.360 U. S. GE Stock Photo

RM2AJE5DJ–Report on paleontology . 3LUT1D/E OF THE EOCENE LAYERS OF THE UPPER BED GREENSAND MARLS. PLATE XXXI. EXPLANATION OF PLATE XXXI. VOLUTA PARVULA WMtf. (p. 208). ilGs. 1,2. Two views of a very broad specimen. 3. View of ii narrower specimen. 4. TUe outer half of the last volution removed to show the coluraellar folds. 5. View of a specimen doubtfully referred to this species, and showing a mammillated apex. Am. Mus. Nat. Hist. VOLTTTA SCAPH0IDE8 Whitf. (p. 209). 6-8. Three views of a cast of this species, Fig. 6 having a part removed to show the colu- mellar folds. Am. Mus. Nat. Hist.360 U. S. GE

. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. 611 Pecop. the Cambridge, Mass., museum; also the fine specimen found by Lesquereux in an old mine on Muddy Greek, Pottsville anthracite coal basin. Also in the Rhode Island coal measure; at Wilkesbarie; Pittston; Pottsville; but not at Cannelton. Pecopteris velutina. Les. Geol. Pa. 1858, p. 866, pi. 12, r- fig. 3,3^; Xlll ^>• f'^'i^opUTLs rdunmi .Lesql "^^'fSKY(K.^^r'^^^^J • ^ from John s- to wn, Cambria Co., Pa., venation not visi- ble under the thi Stock Photo

RMPFXH9H–. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. 611 Pecop. the Cambridge, Mass., museum; also the fine specimen found by Lesquereux in an old mine on Muddy Greek, Pottsville anthracite coal basin. Also in the Rhode Island coal measure; at Wilkesbarie; Pittston; Pottsville; but not at Cannelton. Pecopteris velutina. Les. Geol. Pa. 1858, p. 866, pi. 12, r- fig. 3,3^; Xlll ^>• f'^'i^opUTLs rdunmi .Lesql "^^'fSKY(K.^^r'^^^^J • ^ from John s- to wn, Cambria Co., Pa., venation not visi- ble under the thi

Report on paleontology . ata Mort. sp. (p. 177). 1<^1G8. 1, 2. Views of the opposite sides of a large specimen showing the general features. 3. Basal view of the same specimen showing the character of the umbilical cavity and the flattened callosity around it. Acad. Nat. Sci., Phila. 4. Enlargement of four of tlie ribs from the body volution. 5. A further enlargement of one rib to show the finer vertical striae. Plelrotomaria Tintonknsis Whitf. (p. 178). 7-9. Vertical, basal, front and lateral views of the specimen described, which I am inclined tothink is a European specimen. Collection at Stock Photo

RM2AJEFG3–Report on paleontology . ata Mort. sp. (p. 177). 1<^1G8. 1, 2. Views of the opposite sides of a large specimen showing the general features. 3. Basal view of the same specimen showing the character of the umbilical cavity and the flattened callosity around it. Acad. Nat. Sci., Phila. 4. Enlargement of four of tlie ribs from the body volution. 5. A further enlargement of one rib to show the finer vertical striae. Plelrotomaria Tintonknsis Whitf. (p. 178). 7-9. Vertical, basal, front and lateral views of the specimen described, which I am inclined tothink is a European specimen. Collection at

. Cope papers, 1871-[1897. Zoology; Paleontology. 214 B. NATURAL HISTOET. forms of life are the more generalized in structure than the later, and that this generalization is increasiugly evident the further back we carry our inquiries. 4. On the Homologies of the Opisthotic JBone. This element, distinguished by Huxley from those which compose with it the " temporal bone" of anthropotomists, has been called " mastoid " by Owen, and " external occipital" and " mastoid " by Cuvier. Its position is exterior to the exoccipital, posterior to the prootic, and b Stock Photo

RMPG2BB0–. Cope papers, 1871-[1897. Zoology; Paleontology. 214 B. NATURAL HISTOET. forms of life are the more generalized in structure than the later, and that this generalization is increasiugly evident the further back we carry our inquiries. 4. On the Homologies of the Opisthotic JBone. This element, distinguished by Huxley from those which compose with it the " temporal bone" of anthropotomists, has been called " mastoid " by Owen, and " external occipital" and " mastoid " by Cuvier. Its position is exterior to the exoccipital, posterior to the prootic, and b

. [Reports vol. I-XIII]. Coal. Clay parting. Coal. Fig. 29. Section of coal bednorthwest o( Cairo. The parting is, in places, quite arenaceous. Another bed ofcoal, about 16 inches thick, is reported in the hill-side, between 10* JoIl and 20 feet above this lower one. The inference is that the lowerbed is the same as that mined at Ardmore and described on p. 66. Three miles southwest of the last, in section 5, township 54N., 14 W., the following section was obtained: Section west ofCairo. Feet.16 Inches. Shale, drab.. Fig. 30. Section of coal bed west of Cairo. In section 19, township 55 N., 15 Stock Photo

RM2AFM9M7–. [Reports vol. I-XIII]. Coal. Clay parting. Coal. Fig. 29. Section of coal bednorthwest o( Cairo. The parting is, in places, quite arenaceous. Another bed ofcoal, about 16 inches thick, is reported in the hill-side, between 10* JoIl and 20 feet above this lower one. The inference is that the lowerbed is the same as that mined at Ardmore and described on p. 66. Three miles southwest of the last, in section 5, township 54N., 14 W., the following section was obtained: Section west ofCairo. Feet.16 Inches. Shale, drab.. Fig. 30. Section of coal bed west of Cairo. In section 19, township 55 N., 15

RMPG2KX9–. Report of the Geological Survey of Ohio. Geology; Paleontology; Mines and mineral resources; Zoology; Paleobotany; Botany. . Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Geological Survey of Ohio. Columbus, Nevins & Myers, state printers

. [Reports vol. I-XIII]. county at present.Mines have been operated during past years in the vicinity*cuarkM>anty. of Athens, in the extreme northeastern corner of the county,where the coal is reported to be between three and four feetthick. Immediately north of this, in Van Buren county, Iowa,at Farmington and other points, coals of this thickness havebeen and are worked on an extensive scale. Shumard^ refersto coal 18 to 20 inches thick operated in the northeastern cornerCoal In Northeast, of tlie county and also to deposits of earthly cannel coal whichoccur to the east, beyond the limits Stock Photo

RM2AFMC89–. [Reports vol. I-XIII]. county at present.Mines have been operated during past years in the vicinity*cuarkM>anty. of Athens, in the extreme northeastern corner of the county,where the coal is reported to be between three and four feetthick. Immediately north of this, in Van Buren county, Iowa,at Farmington and other points, coals of this thickness havebeen and are worked on an extensive scale. Shumard^ refersto coal 18 to 20 inches thick operated in the northeastern cornerCoal In Northeast, of tlie county and also to deposits of earthly cannel coal whichoccur to the east, beyond the limits

. Contributions to Canadian palæontology. Paleontology. GEOLOGICAL SURVEY, CANADA. PLATE VIII sS^. HELIOTYPE'CO., BOSTON.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Geological Survey of Canada. Ottawa, Printed by S. E. Dawson Stock Photo

RMPG2NBT–. Contributions to Canadian palæontology. Paleontology. GEOLOGICAL SURVEY, CANADA. PLATE VIII sS^. HELIOTYPE'CO., BOSTON.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Geological Survey of Canada. Ottawa, Printed by S. E. Dawson

RM2AJED8A–Report on paleontology . u.

. The Eurypterida of New York. Eurypterida; Paleontology. 52 NEW YORK STATE MUSEUM observable in many other specimens [as pi. 7, fig. 7], The oar blade is entirel}^ smooth, without scales or hairs. The turning of this oar into a vertical position in the backward stroke probably took place mainly between the sixth and seventh segments.^ The material before us is competent to throw some very interesting light on the development of this swimming leg. Where typically devel- oped, as in Eurypterus, it consists of the large basal segment, which, is. Figure 11 Ventral surface of male specimen of Call Stock Photo

RMPFXMK3–. The Eurypterida of New York. Eurypterida; Paleontology. 52 NEW YORK STATE MUSEUM observable in many other specimens [as pi. 7, fig. 7], The oar blade is entirel}^ smooth, without scales or hairs. The turning of this oar into a vertical position in the backward stroke probably took place mainly between the sixth and seventh segments.^ The material before us is competent to throw some very interesting light on the development of this swimming leg. Where typically devel- oped, as in Eurypterus, it consists of the large basal segment, which, is. Figure 11 Ventral surface of male specimen of Call

RM2AJETJG–Report on paleontology .

. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. Chon. 128 'VlJksu.c....,. Chonetes mucronata. (Hall, 1843; Pal. N. Y. Vol. IV, page 124, plate 21, figs. 1<^,5,(?. Corni- ferous and :h. PaTw.Y. Vni. iv. " -"^oiu^^ 9XJlr. Hamilton. — Perry Co., Pa. Preface to report F:2, page xiii. 000, 1888, Cat. Claypole's spec. 110-22, collected 1 m. S. W. of New Bloomfield, Hamilton upper shale.—Columbia Co., Hemlock, in Marcellus.—In Monroe Co., Marshall falls, C. E. Hall collec- tions 1875.—In Huntingdon Stock Photo

RMPFXJYT–. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. Chon. 128 'VlJksu.c....,. Chonetes mucronata. (Hall, 1843; Pal. N. Y. Vol. IV, page 124, plate 21, figs. 1<^,5,(?. Corni- ferous and :h. PaTw.Y. Vni. iv. " -"^oiu^^ 9XJlr. Hamilton. — Perry Co., Pa. Preface to report F:2, page xiii. 000, 1888, Cat. Claypole's spec. 110-22, collected 1 m. S. W. of New Bloomfield, Hamilton upper shale.—Columbia Co., Hemlock, in Marcellus.—In Monroe Co., Marshall falls, C. E. Hall collec- tions 1875.—In Huntingdon

Report on paleontology . n Ki^ . ?I P/ 4 Stock Photo

RM2AJE441–Report on paleontology . n Ki^ . ?I P/ 4

. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. 507 Orth. Orthis acuminata, Billings. Can. Nat. Geol. Vol. 4, 1859. )/1 59 a Geol. Can. 1863, p. 130, figs. 59 a. ventral "^0^^ b rj valve; 5, side view. Chazy limestone^ Orthis acutiloba, Ringueberg. Proc. Acad. Nat. Sci. Phila- V^. im 5c. PhllacU, . Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the Stock Photo

RMPFXJRY–. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. 507 Orth. Orthis acuminata, Billings. Can. Nat. Geol. Vol. 4, 1859. )/1 59 a Geol. Can. 1863, p. 130, figs. 59 a. ventral "^0^^ b rj valve; 5, side view. Chazy limestone^ Orthis acutiloba, Ringueberg. Proc. Acad. Nat. Sci. Phila- V^. im 5c. PhllacU, . Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the

Report on paleontology . , „—«»«w=-!>swSj(. Stock Photo

RM2AJE987–Report on paleontology . , „—«»«w=-!>swSj(.

RMPFXHE8–. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. . Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Lesley, J. P. (J. Peter), 1819-1903; Pennsylvania. Board of Commissioners for the Second Geological Survey. Harrisburg, Board of Commissioners for the Geological Survey

RM2AJF4FX–Report on paleontology .

. The Palæontological report : as prepared for the Geological report of Kentucky and published in vol. 3 . Paleontology. PLATE III Ju,l". Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Lyon, Sidney Smith, 1808-1972; Lesquereux, Leo, 1806-1889; Cox, E. T. (Edward Travers), 1821-1907. Frankfort, Ky. : A. G. Hodges Stock Photo

RMPG1BG1–. The Palæontological report : as prepared for the Geological report of Kentucky and published in vol. 3 . Paleontology. PLATE III Ju,l". Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Lyon, Sidney Smith, 1808-1972; Lesquereux, Leo, 1806-1889; Cox, E. T. (Edward Travers), 1821-1907. Frankfort, Ky. : A. G. Hodges

. [Reports vol. I-XIII]. coal. 512 2 575 8 < 606 7 670 10 713 (bed operated) 21 At the Riverside mine, anotiier bed of coal 16 to 18 inchesthick, is reported to occur about 22 ft. below the last one givenabove. At the Leavenworth Coal Co,s shaft, in the northwest-ern corner of the town, several coal beds were struck [at stillgreater depths, by shafting and drilling. The following recordof the work here was kindly furnished the Survej by Mr. JohnE. Carr, the superintendent of the mine: Sbction 10a.At a depth of 566 feet, in shaft 8 inches of coal. Kecord of Leaven-wortb sbaf t. Lower coal be Stock Photo

RM2AFM6X7–. [Reports vol. I-XIII]. coal. 512 2 575 8 < 606 7 670 10 713 (bed operated) 21 At the Riverside mine, anotiier bed of coal 16 to 18 inchesthick, is reported to occur about 22 ft. below the last one givenabove. At the Leavenworth Coal Co,s shaft, in the northwest-ern corner of the town, several coal beds were struck [at stillgreater depths, by shafting and drilling. The following recordof the work here was kindly furnished the Survej by Mr. JohnE. Carr, the superintendent of the mine: Sbction 10a.At a depth of 566 feet, in shaft 8 inches of coal. Kecord of Leaven-wortb sbaf t. Lower coal be

. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. I,. Orthis subquadrata, Hall. Pal. N. Y. Vol. 1, 1847. Tre7h-. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Lesley, J. P. (J. Peter), 1819-1903; Pennsylvania. Board of Commissioners for the Second Geological Survey. Harrisburg, Board of Commissioners for the Geological Survey Stock Photo

RMPFXJB3–. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. I,. Orthis subquadrata, Hall. Pal. N. Y. Vol. 1, 1847. Tre7h-. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Lesley, J. P. (J. Peter), 1819-1903; Pennsylvania. Board of Commissioners for the Second Geological Survey. Harrisburg, Board of Commissioners for the Geological Survey

RM2AJED2H–Report on paleontology .

. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. /IJ?SX/V 25, No. 128, 1888, p. 242, fig. 10, 11, Suhcarioniferous limestone, XL Platyceras lodiense, Meek, (Orthonyehia lodiensis), Proc. Acad. Nat. Sci- Phila., 1871, Waverly.— Pal. Ohio, Vol. 2, 1875, p. 313, pL 13, fig. la, 5, side and top views of a Lower carhoniferous {Waverly) shell, which is not a true Platyceras,, but in Meek's opinion more nearly allied to the Orthonychia section of Platyceras than to the very difi'erently ornamented Cyrtolites (type Stock Photo

RMPFXYDC–. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. /IJ?SX/V 25, No. 128, 1888, p. 242, fig. 10, 11, Suhcarioniferous limestone, XL Platyceras lodiense, Meek, (Orthonyehia lodiensis), Proc. Acad. Nat. Sci- Phila., 1871, Waverly.— Pal. Ohio, Vol. 2, 1875, p. 313, pL 13, fig. la, 5, side and top views of a Lower carhoniferous {Waverly) shell, which is not a true Platyceras,, but in Meek's opinion more nearly allied to the Orthonychia section of Platyceras than to the very difi'erently ornamented Cyrtolites (type

RM2AJEY0T–Report on paleontology . FUSID/E AND FASCIOLARIID/E OF THE LOWER GREENLAND MARLS PLATE YII. EXPLANATION OP PLATE Vll. VOLUTOMOBPHA CONEADl Gabb. (p. 71). Figs. 1. View of the type of the species. Acad. Nat. Sci., Phila. See also PI. vi. 2,3. Profile and back view of a larger cast from Mr. M. E. Schencks pits, New Jersey.4,5. Two views of a cast showing imprints of surface marklugs, referred doubtfully to thisspecies. Acad. Nat. Sci., Pbila. VoLUTOMORPHA Gabbi Whitf. (p. 73). 6. View of a cast showing surface features, but showing the different form of volution fromthat of V. Conradi. Holmdel,

. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. 129 Chon. Chonetes smithii. See Appendix, Chonetes syrtalis (Chonetes carinata, Conrad, which see) identified by Jas. Hall, 1888, in specimen 803-11, 803-25 (00, p. 235) Saddleback, Orbisonia, Hamilton shale,, VIII c, Chonetes verneuiliana. (Norwood & Pratton, Jour. Acad. Nat.Sci., Phil., 1854, Vol. 3, plate 2, fig. 6). Collett's Indiana Kt. of 1883, page 128, plate 25, X^p^^i^smf- fig- '^j central view of common specimen; fig. 8 of another with mucronate Stock Photo

RMPFXJYR–. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. 129 Chon. Chonetes smithii. See Appendix, Chonetes syrtalis (Chonetes carinata, Conrad, which see) identified by Jas. Hall, 1888, in specimen 803-11, 803-25 (00, p. 235) Saddleback, Orbisonia, Hamilton shale,, VIII c, Chonetes verneuiliana. (Norwood & Pratton, Jour. Acad. Nat.Sci., Phil., 1854, Vol. 3, plate 2, fig. 6). Collett's Indiana Kt. of 1883, page 128, plate 25, X^p^^i^smf- fig- '^j central view of common specimen; fig. 8 of another with mucronate

RM2AWPHKN–[Reports volI-XIII] . ^8g5

. Contributions to Canadian palæontology. Paleontology. X-Iaudlirach] CANADIAN FOSSIL INSECTS 127 length. The head is almost equilaterally triangular, with very slightly bulging eyes. The first and third joints of the antennae are nearly equal in length, and singly are about a third longer than the second. The first is much longer than the head. The head and thorax taken together are somewhat longer than the abdomen, the thorax alone being somewhat shorter. The abdomen is nearly two and one-half times as long as it is broad at the base, and exhibits the slightly projecting corners of the prean Stock Photo

RMPG2N0E–. Contributions to Canadian palæontology. Paleontology. X-Iaudlirach] CANADIAN FOSSIL INSECTS 127 length. The head is almost equilaterally triangular, with very slightly bulging eyes. The first and third joints of the antennae are nearly equal in length, and singly are about a third longer than the second. The first is much longer than the head. The head and thorax taken together are somewhat longer than the abdomen, the thorax alone being somewhat shorter. The abdomen is nearly two and one-half times as long as it is broad at the base, and exhibits the slightly projecting corners of the prean

. [Reports vol. I-XIII]. works adjacent to theentry builds the entry wall, generally without extra pay. Thedifference between this wall and the others is that it is made ofthe larger blocks, is more carefully packed and is built with asmooth fijce towards the entry. The proximity of the miner tothe road head is thought to be a compensating consideration forthe extra work of building this wall; in some cases, however, asmall extra allowance of pay is made for this work. In mines with weak roofs pillars are carried only along theentries and, in the room ways between these, props are placed inrow Stock Photo

RM2AFKYR2–. [Reports vol. I-XIII]. works adjacent to theentry builds the entry wall, generally without extra pay. Thedifference between this wall and the others is that it is made ofthe larger blocks, is more carefully packed and is built with asmooth fijce towards the entry. The proximity of the miner tothe road head is thought to be a compensating consideration forthe extra work of building this wall; in some cases, however, asmall extra allowance of pay is made for this work. In mines with weak roofs pillars are carried only along theentries and, in the room ways between these, props are placed inrow

. Cope papers, 1871-[1897. Zoology; Paleontology. FT ExO. Fig. 22. — Same, with squamosal, maloquadratojugal (MQ.J) removed, noid; V, Vomer; E, Ethmoid. PMx prefrontal, and P.S, Parasphe- present views, on embryological grounds alone.* * See London Philos. Trans., 1865, p. 162.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Cope, E. D. (Edward Drinker), 1840-1897. Philadelphia, etc. Stock Photo

RMPG2B8Y–. Cope papers, 1871-[1897. Zoology; Paleontology. FT ExO. Fig. 22. — Same, with squamosal, maloquadratojugal (MQ.J) removed, noid; V, Vomer; E, Ethmoid. PMx prefrontal, and P.S, Parasphe- present views, on embryological grounds alone.* * See London Philos. Trans., 1865, p. 162.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Cope, E. D. (Edward Drinker), 1840-1897. Philadelphia, etc.

RM2AJEHPG–Report on paleontology .

. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. VIII g Avicula Vllf ? Rogers, page 829, fig. 678. VIII g. Chemung formation. This shell is identified by H. D. Rogers, in GeoL, Pa., 1858, as the European Devonian Avicula (lamnoniensis^ now known as Pteron- ites damnoniensis^ but in America, as Pteronites chemungensis. ? Rogers, page 829, fig. 679. VIIIg. Chemung formation. This shell is said by H. D. Rogers to be somewhat common in the Pannsylvania outcrops of the uppermost beds of the Chemung formation. He Stock Photo

RMPFXKMJ–. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. VIII g Avicula Vllf ? Rogers, page 829, fig. 678. VIII g. Chemung formation. This shell is identified by H. D. Rogers, in GeoL, Pa., 1858, as the European Devonian Avicula (lamnoniensis^ now known as Pteron- ites damnoniensis^ but in America, as Pteronites chemungensis. ? Rogers, page 829, fig. 679. VIIIg. Chemung formation. This shell is said by H. D. Rogers to be somewhat common in the Pannsylvania outcrops of the uppermost beds of the Chemung formation. He

RM2AJEDJG–Report on paleontology .

$. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. 405 Micro. Uc. 1. Microdiscus punctatus, (Salter, Q. J. G. S. London, 1864, XX, 237, pi. 13, fig. 11—Whiteaves, Am. J. Sc. 1878, xvi, 'i^'^b,—Micro- discus pulchellus^ Hartt, No. 13 of J list sent to Dawson.) Walcott, Bull. U. S. G. S. No. 10, page 24, plate 2, figs. 1, la, 15, head shields (gla- bellas) showing variations of form and making, enlarged four times. Fig. 1<?, tail piece (pygidium) en- larged three times.—Middle Cam- hrian {Saint John) formati Stock Photo$

RMPFXXAP–. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. 405 Micro. Uc. 1. Microdiscus punctatus, (Salter, Q. J. G. S. London, 1864, XX, 237, pi. 13, fig. 11—Whiteaves, Am. J. Sc. 1878, xvi, 'i^'^b,—Micro- discus pulchellus^ Hartt, No. 13 of J list sent to Dawson.) Walcott, Bull. U. S. G. S. No. 10, page 24, plate 2, figs. 1, la, 15, head shields (gla- bellas) showing variations of form and making, enlarged four times. Fig. 1<?, tail piece (pygidium) en- larged three times.—Middle Cam- hrian {Saint John) formati

Report on paleontology . ont and back views of a very large specimen from Crosswicks, in the Columbia Collegecollection.9. View of a smaller specimen. Collection Acad. Nat. Sci., Phila. Cyhchna kecta Gabb (p. 164). 10, H. Two views of the type specimen enlarged two diameters. Dentauum (Falcdla) falcatum Conrad (p. 169). 12,14. View of stnaU much curved specimen, all casts.15-17. Views of the larger portion of three individual oasts. 16. Portion of a partial cast, looking on the back and showing striae of growth. Acad. Nat.Sci. Phila. Dentalium subarcuatum Conrad (p. 166). 19. View of a crushed Stock Photo

RM2AJEGPY–Report on paleontology . ont and back views of a very large specimen from Crosswicks, in the Columbia Collegecollection.9. View of a smaller specimen. Collection Acad. Nat. Sci., Phila. Cyhchna kecta Gabb (p. 164). 10, H. Two views of the type specimen enlarged two diameters. Dentauum (Falcdla) falcatum Conrad (p. 169). 12,14. View of stnaU much curved specimen, all casts.15-17. Views of the larger portion of three individual oasts. 16. Portion of a partial cast, looking on the back and showing striae of growth. Acad. Nat.Sci. Phila. Dentalium subarcuatum Conrad (p. 166). 19. View of a crushed

. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. hl^ Pal. Foss. des Terr. Pal. Cornif. (Astrcea rugosa. Hall, 1848,)—Colletrs Indiana Report of 1882, page 260, plate 8, fig. 1, (Van Cleve) upper side of coral colony; fig. 2 lower side, showing concentiic lines of skin and interior radi':iting struc- ture. Common in Corniferoiis liinestoae in Ohio, Kentucky, Indiana and elsewhere. VIII a. Cijatho2)hi/llum turbinatum. See Heliophyllnm halli. VIII G, Cyathophylluni vesicuiatum. (Hall, 25th An. Rt. N. V/l/xi-. Stock Photo

RMPFXJJT–. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. hl^ Pal. Foss. des Terr. Pal. Cornif. (Astrcea rugosa. Hall, 1848,)—Colletrs Indiana Report of 1882, page 260, plate 8, fig. 1, (Van Cleve) upper side of coral colony; fig. 2 lower side, showing concentiic lines of skin and interior radi':iting struc- ture. Common in Corniferoiis liinestoae in Ohio, Kentucky, Indiana and elsewhere. VIII a. Cijatho2)hi/llum turbinatum. See Heliophyllnm halli. VIII G, Cyathophylluni vesicuiatum. (Hall, 25th An. Rt. N. V/l/xi-.

RM2AJEN9K–Report on paleontology .

. Cope papers, 1871-[1897. Zoology; Paleontology. ZOOLOGY. 209 lamiiiJB. I can find no suture separating these plates from the squamosal above, and am therefore disposed to doubt whether they do not belong to these rather than to the parietals. The ? epiotic is a subovate bone with truncate extremities, which has its long axis directed upwards and inwards. It is in contact with the parietal and the descending anterior plate of the squamo- sal, and inferiorly with the bone described in the next paragraph as prootic. It occupies a position similar to that seen in Sphenodon, excepting that it doe Stock Photo

RMPG2BBR–. Cope papers, 1871-[1897. Zoology; Paleontology. ZOOLOGY. 209 lamiiiJB. I can find no suture separating these plates from the squamosal above, and am therefore disposed to doubt whether they do not belong to these rather than to the parietals. The ? epiotic is a subovate bone with truncate extremities, which has its long axis directed upwards and inwards. It is in contact with the parietal and the descending anterior plate of the squamo- sal, and inferiorly with the bone described in the next paragraph as prootic. It occupies a position similar to that seen in Sphenodon, excepting that it doe

. [Reports vol. I-XIII]. nd southeastern Arkansas are large areas unlain bylignites, or brown coals. These have been in the past, only of limited, localnse. Recent investigations, by the Geological Survey of Texas, have shownthat these lignites are equal in character to those which are widely used inEurope. They will probably become merchantable in the future. That theyvyill be extensively substituted for bituminous coals in the most importantuses of the latter, is, however, an expectation which does not seem at presentwarranted. 44 PRELIMINARY REPORT ON COAL. only a small portion of the Coal Stock Photo

RM2AFMCMD–. [Reports vol. I-XIII]. nd southeastern Arkansas are large areas unlain bylignites, or brown coals. These have been in the past, only of limited, localnse. Recent investigations, by the Geological Survey of Texas, have shownthat these lignites are equal in character to those which are widely used inEurope. They will probably become merchantable in the future. That theyvyill be extensively substituted for bituminous coals in the most importantuses of the latter, is, however, an expectation which does not seem at presentwarranted. 44 PRELIMINARY REPORT ON COAL. only a small portion of the Coal

. Contributions to Canadian palæontology. Paleontology. 112 CONTEIBUTIONS TO CANADIAN PALEONTOLOGY An insect 8™™ in length, with rather long, slender legs and a relatively large head. The length of the wing is 8°™; its form is sub elliptical, with very broadly rounded apical margin. The ratio of the breadth to the length is as 1:2-8. The radius extends rather more than seven-tenths the length of the wing, and terminates in a gentle curve. The sector radii arises within the first third of the length of the wing and dichotomizes directly above half its own length. Its anterior branch is relative Stock Photo

RMPG1RE1–. Contributions to Canadian palæontology. Paleontology. 112 CONTEIBUTIONS TO CANADIAN PALEONTOLOGY An insect 8™™ in length, with rather long, slender legs and a relatively large head. The length of the wing is 8°™; its form is sub elliptical, with very broadly rounded apical margin. The ratio of the breadth to the length is as 1:2-8. The radius extends rather more than seven-tenths the length of the wing, and terminates in a gentle curve. The sector radii arises within the first third of the length of the wing and dichotomizes directly above half its own length. Its anterior branch is relative

. [Reports vol. I-XIII]. upon this distribution of the coal,inasmuch as they are in places over a mile wide and extendlengthwise entirely across the counties. They doubtless occurin other counties and their distribution will be defined as thedetailed mapping of the Survey is extended. THE COAL BEDS. 37 The second class of buried channels are of much later agegeologically and belong to what is known as the Quaternary orPleistocene period; at least the material filling theni is of thisage. The channel proper may have bcenin process of formationever since the close of the Carboniferous period. Th Stock Photo

RM2AFMDPF–. [Reports vol. I-XIII]. upon this distribution of the coal,inasmuch as they are in places over a mile wide and extendlengthwise entirely across the counties. They doubtless occurin other counties and their distribution will be defined as thedetailed mapping of the Survey is extended. THE COAL BEDS. 37 The second class of buried channels are of much later agegeologically and belong to what is known as the Quaternary orPleistocene period; at least the material filling theni is of thisage. The channel proper may have bcenin process of formationever since the close of the Carboniferous period. Th

. Contributions to Canadian palæontology. Paleontology. GONTR TO CAR PAL. VOL II PLATE V. BMeisel.liih.Boston.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Geological Survey of Canada. Ottawa, Printed by S. E. Dawson Stock Photo

RMPG1RN0–. Contributions to Canadian palæontology. Paleontology. GONTR TO CAR PAL. VOL II PLATE V. BMeisel.liih.Boston.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Geological Survey of Canada. Ottawa, Printed by S. E. Dawson

RM2AJDTP3–Report on paleontology . J.

. Report of the Geological Survey of Ohio. Geology; Paleontology; Mines and mineral resources; Zoology; Paleobotany; Botany. 20 PALEONTOLOGY OF OHIO. derms and the modern' Siluroids. Prof. Owen had previously called at- tention to this resemblance,* though rather to explain the function of the plate armor of the Placoderms, than to prove a zoological affinity. In fact this resemblance is in many respects very striking ; so much so that it is difficult to believe that it is simply " homoplastic," and not " homogenetic." Assuming the theory that our modern Fishes, as well as Stock Photo

RMPG2M5X–. Report of the Geological Survey of Ohio. Geology; Paleontology; Mines and mineral resources; Zoology; Paleobotany; Botany. 20 PALEONTOLOGY OF OHIO. derms and the modern' Siluroids. Prof. Owen had previously called at- tention to this resemblance,* though rather to explain the function of the plate armor of the Placoderms, than to prove a zoological affinity. In fact this resemblance is in many respects very striking ; so much so that it is difficult to believe that it is simply " homoplastic," and not " homogenetic." Assuming the theory that our modern Fishes, as well as

Report on paleontology . w -<&y. Stock Photo

RM2AJDG8G–Report on paleontology . w -<&y.

RMPFXY5D–. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. . Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Lesley, J. P. (J. Peter), 1819-1903; Pennsylvania. Board of Commissioners for the Second Geological Survey. Harrisburg, Board of Commissioners for the Geological Survey

RM2AJEDRR–Report on paleontology .

. Cope papers, 1871-[1897. Zoology; Paleontology. 1879-1 Extinct American Rhinoceroses and their Allies. 77id Aceratherimn. In Aphelops, the foramen ovale approaches near to the f. lacerum, so as tQ be separated by a narrow bridge only in A. inegalodus, which is wanting on one side in a specimen of A. 7nalacorhimts. In the genus Rhinocerus, these foramina are not divided. In the structure of the teeth, the same serial order is to be observed. Commencing with the incisors | in the tapiroid types and Hyracodon, and canine j, we find f ^ in Zalabis ; in Acera- therimn ; in Aphelops; W'c. Stock Photo

RMPG2B7D–. Cope papers, 1871-[1897. Zoology; Paleontology. 1879-1 Extinct American Rhinoceroses and their Allies. 77id Aceratherimn. In Aphelops, the foramen ovale approaches near to the f. lacerum, so as tQ be separated by a narrow bridge only in A. inegalodus, which is wanting on one side in a specimen of A. 7nalacorhimts. In the genus Rhinocerus, these foramina are not divided. In the structure of the teeth, the same serial order is to be observed. Commencing with the incisors | in the tapiroid types and Hyracodon, and canine j, we find f ^ in Zalabis ; in Acera- therimn ; in Aphelops; W'c.

Report on paleontology . r^ i5 Stock Photo

RM2AJEK00–Report on paleontology . r^ i5

$. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. |g^^^^^??Sl^^ jQ mens. Fig. 5, upper side of a specimen, enlarged.—Hudson river (Cincinnati) formation in southern Ohio. /// h. Monticulipora frondosa, D'Orbigny. Collett's Indiana. Report of 1881, page 380, plate 48, fig. 2, on the surface ol which are the mamilhB or little knobs ; and when broken the slender corallite tubes are seen. Fig. 3 another specimen.— Hudson river {Cincinnati) formation. Illh. Monticulipora gracilis, (James. Nich. Cat. Foss. Cin. 18 Stock Photo$

RMPFXGP9–. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. |g^^^^^??Sl^^ jQ mens. Fig. 5, upper side of a specimen, enlarged.—Hudson river (Cincinnati) formation in southern Ohio. /// h. Monticulipora frondosa, D'Orbigny. Collett's Indiana. Report of 1881, page 380, plate 48, fig. 2, on the surface ol which are the mamilhB or little knobs ; and when broken the slender corallite tubes are seen. Fig. 3 another specimen.— Hudson river {Cincinnati) formation. Illh. Monticulipora gracilis, (James. Nich. Cat. Foss. Cin. 18

$. [Reports vol. I-XIII]. al of the coal, or if the over-lying beds are fractured and crushed, large pillars of coal haveto be left to sustain this roof and much timbering becomes neces-sary in both the rooms and entries. With a roof of a tough orhard material timbering can, at times, be entirely dispensedwith. Difficulties in mining from a poor roof arise in Sullivan,Macon, Adair and Henry counties, but over a large portion ofthe coal mining area in the State the roof is excellent and offers character of rqofno obstacle to mining. The quality and cpndition of the roof isnot regional, but often Stock Photo$

RM2AFMD34–. [Reports vol. I-XIII]. al of the coal, or if the over-lying beds are fractured and crushed, large pillars of coal haveto be left to sustain this roof and much timbering becomes neces-sary in both the rooms and entries. With a roof of a tough orhard material timbering can, at times, be entirely dispensedwith. Difficulties in mining from a poor roof arise in Sullivan,Macon, Adair and Henry counties, but over a large portion ofthe coal mining area in the State the roof is excellent and offers character of rqofno obstacle to mining. The quality and cpndition of the roof isnot regional, but often

. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. latystoma plebium, Hall.. From Collett's Indiana Re- port of 1881, page 319, plate 29, fig. 14, 15, opposite sides of a specimen, showing height of spire and form of volution and aperture.—Niagara^ VI. Platystoma ? subangulatum. Hall, Pal. N. Y. Vol. 3, W ..^1^ ^"^ ^^ ..ii^^fc^ -^ 1859, page 301, plate 55, figs. 3 <z, side, 3 5, base, of speci- men without shell, there- fore genus doubtful; from the red compact layers of the Lower Llelderhergy in Alba Stock Photo

RMPFXXYF–. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. latystoma plebium, Hall.. From Collett's Indiana Re- port of 1881, page 319, plate 29, fig. 14, 15, opposite sides of a specimen, showing height of spire and form of volution and aperture.—Niagara^ VI. Platystoma ? subangulatum. Hall, Pal. N. Y. Vol. 3, W ..^1^ ^"^ ^^ ..ii^^fc^ -^ 1859, page 301, plate 55, figs. 3 <z, side, 3 5, base, of speci- men without shell, there- fore genus doubtful; from the red compact layers of the Lower Llelderhergy in Alba

Report on paleontology . FUSID/E OF THE EOCENE LAYERS, UPPER BED GREENSAND MARLS, PLATE XXVI. EXPLANATION OP PLATE XXVI. FUSUS PADCICOSTATUS Whitf. (p. 196). Figs. 1. View of a small specimen showing nearly the entire form. 2,3. Views of the opposite side of a specimen showing some modification in form of the costJB.4,5. ViewBof a large individual retaining the anterior beak entire, but imbedded in the matrixso the opposite side could not be obtained in Fig, 5.6. Enlargement of the surface from Fig. 4. Clavella raphanoides Conrad (p. 201). 7,8. Views of opposite sides of the specimen, the ante Stock Photo

RM2AJEBX6–Report on paleontology . FUSID/E OF THE EOCENE LAYERS, UPPER BED GREENSAND MARLS, PLATE XXVI. EXPLANATION OP PLATE XXVI. FUSUS PADCICOSTATUS Whitf. (p. 196). Figs. 1. View of a small specimen showing nearly the entire form. 2,3. Views of the opposite side of a specimen showing some modification in form of the costJB.4,5. ViewBof a large individual retaining the anterior beak entire, but imbedded in the matrixso the opposite side could not be obtained in Fig, 5.6. Enlargement of the surface from Fig. 4. Clavella raphanoides Conrad (p. 201). 7,8. Views of opposite sides of the specimen, the ante

. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. Ptero. 814 Pterodactylus crassirostris, Goldfuss. Another species Jar a. ^^'. of flying lizard found at Solenhofen in Germany in the Mid- dle Jurassic, Pterodactylus longirostris. The specimen of flying liz- ard found at Solenhofen which most clearly displayed the ana- tomy of the bat-like wing structure, the bird-like neck and head, and the lizard-like teeth of this family. In Pennsylva- nia we may possibly have strata of Middle Jurassic age; but if so, no e Stock Photo

RMPFXFR7–. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. Ptero. 814 Pterodactylus crassirostris, Goldfuss. Another species Jar a. ^^'. of flying lizard found at Solenhofen in Germany in the Mid- dle Jurassic, Pterodactylus longirostris. The specimen of flying liz- ard found at Solenhofen which most clearly displayed the ana- tomy of the bat-like wing structure, the bird-like neck and head, and the lizard-like teeth of this family. In Pennsylva- nia we may possibly have strata of Middle Jurassic age; but if so, no e

[Reports volI-XIII] . nital, with clay part-ings 3 3. Shale, drab, fossiliferous, with tbin calcareous seams 4 2. Limestone, dark drab, compact 4 1. Limestone, heavily bedded, blue and gray (above water level).. 75 KINDBRHOOK BEDS. Definition—There seems to be a general unanimity of opin-ion as to the propriety of regarding as a distinct subdivision theLower Carboniferous rocks of the Mississippi basin below theBurlington limestone. The upper line of demarkation is easilyrecognizable throughout its whole geographic extent. Itslower limit, however, has not been made out satisfactorily overthe e Stock Photo

RM2AWPY2N–[Reports volI-XIII] . nital, with clay part-ings 3 3. Shale, drab, fossiliferous, with tbin calcareous seams 4 2. Limestone, dark drab, compact 4 1. Limestone, heavily bedded, blue and gray (above water level).. 75 KINDBRHOOK BEDS. Definition—There seems to be a general unanimity of opin-ion as to the propriety of regarding as a distinct subdivision theLower Carboniferous rocks of the Mississippi basin below theBurlington limestone. The upper line of demarkation is easilyrecognizable throughout its whole geographic extent. Itslower limit, however, has not been made out satisfactorily overthe e

. The Eurypterida of New York. Eurypterida; Paleontology. EURYPTERIDA Memoir 14. NY.State Museum Plate 32. G S Barkenlin del JB Lyon C5 State Fiinter. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Clarke, John Mason, 1857-1925; Ruedemann, Rudolf, 1864-1956. Albany, New York State Education Department Stock Photo

RMPFTWYT–. The Eurypterida of New York. Eurypterida; Paleontology. EURYPTERIDA Memoir 14. NY.State Museum Plate 32. G S Barkenlin del JB Lyon C5 State Fiinter. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Clarke, John Mason, 1857-1925; Ruedemann, Rudolf, 1864-1956. Albany, New York State Education Department

RM2AJEJBY–Report on paleontology .

. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. Cm A P! 6 Bucaniabidorsata. Hall. (Bellerophonhidorsatus.WOr- bigny.) Emmons, Amer. Geol. 1. ji, 1855, page 165, plate 5, figs. 8, 27 (copied from Hall's Pal. N Y., Vol. 1,1847).— Tre?iton formsiiion atMiddleville and Watertown, N. g Y.—Note. The name comes from a narrow sharp ridge between two grooves down the keel of the back. In young ones the keel band and central line are very conspicuous. At Watertown in beds over the Black river limestone.—II c. Bucani Stock Photo

RMPFXK9G–. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. Cm A P! 6 Bucaniabidorsata. Hall. (Bellerophonhidorsatus.WOr- bigny.) Emmons, Amer. Geol. 1. ji, 1855, page 165, plate 5, figs. 8, 27 (copied from Hall's Pal. N Y., Vol. 1,1847).— Tre?iton formsiiion atMiddleville and Watertown, N. g Y.—Note. The name comes from a narrow sharp ridge between two grooves down the keel of the back. In young ones the keel band and central line are very conspicuous. At Watertown in beds over the Black river limestone.—II c. Bucani

. [Reports vol. I-XIII]. the faceand being kept open by gob walls and packing. This processcontinues until the face has advanced some 800 feet and untilthe distance between the ends of each two adjacent entries isabout 1200 feet. When this stage is reached the face is stillpushed forward in the same direction as before, but instead ol *^f*^f^°* ^*one entry being left open and packed, two are now left, whichradiate from the main entry, one on the right hand side, oneon the left hand side, each at an angle of 45° with the originaldirection of this main entry. In the angle between these twonew en Stock Photo

RM2AFM1EX–. [Reports vol. I-XIII]. the faceand being kept open by gob walls and packing. This processcontinues until the face has advanced some 800 feet and untilthe distance between the ends of each two adjacent entries isabout 1200 feet. When this stage is reached the face is stillpushed forward in the same direction as before, but instead ol *^f*^f^°* ^*one entry being left open and packed, two are now left, whichradiate from the main entry, one on the right hand side, oneon the left hand side, each at an angle of 45° with the originaldirection of this main entry. In the angle between these twonew en

. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. Plang. 652 Plangtichnus erraticus, S. A. Miller, N. A. Geol. & Pal. 1889, p. 580, fig. 1093, the track of some insect pupa on sub- carboniferous {Kaskaskia) whetstone, Orange Co., Ind. XI, {See Hgure under Treptichnus.) Planorbis bicarinatus, campanulatus, parvus, and trivolvis, shells found in the shell marl at Harmonsburg, Crawford Co., Pa. Q4, 41.—PostglaeiaL Plant life undoubtedly appeared upon the planet in the. e Ow. PI. IC. Please note that these i Stock Photo

RMPFXYJ8–. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. Plang. 652 Plangtichnus erraticus, S. A. Miller, N. A. Geol. & Pal. 1889, p. 580, fig. 1093, the track of some insect pupa on sub- carboniferous {Kaskaskia) whetstone, Orange Co., Ind. XI, {See Hgure under Treptichnus.) Planorbis bicarinatus, campanulatus, parvus, and trivolvis, shells found in the shell marl at Harmonsburg, Crawford Co., Pa. Q4, 41.—PostglaeiaL Plant life undoubtedly appeared upon the planet in the. e Ow. PI. IC. Please note that these i

RM2AJEFP9–Report on paleontology .

. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. Incl. I^^3. phylloides.TjQTil^ev'^ Anniclm'ia h^evifoUa^ Bvogniart & Heer; Annularia galioides, Lind. & Hiitton.) OoUett's Indiana of 1883, page 45, plate 7, figs. 3, 4, 5; species common and vari- able, mostly in Middle Coal Measures. (See Lesquereux's Coal Flora, Report P, Penn. Geol. Sur.,page48, plate 2, figs. 8, 9,â X///, Coal Measures, Allegheny series abundant at Mazon creek. 111.; also found at Cannelton and Pottsville, Pa.. Salem and Tunnel Stock Photo

RMPFY0J2–. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. Incl. I^^3. phylloides.TjQTil^ev'^ Anniclm'ia h^evifoUa^ Bvogniart & Heer; Annularia galioides, Lind. & Hiitton.) OoUett's Indiana of 1883, page 45, plate 7, figs. 3, 4, 5; species common and vari- able, mostly in Middle Coal Measures. (See Lesquereux's Coal Flora, Report P, Penn. Geol. Sur.,page48, plate 2, figs. 8, 9,â X///, Coal Measures, Allegheny series abundant at Mazon creek. 111.; also found at Cannelton and Pottsville, Pa.. Salem and Tunnel

[Reports volI-XIII] . employed byCarpenter and Wachsmuth & Springer. Forming as they do one of the great divisions of a sub-kingdom, the stalked echinoderms present a striking contrastto the classes most closely related. Instead of being able tomove from place to place, the stone-lilies, during life, weriefixed to submerged objects by means of long, somewhat flex-ible stems. Only in exceptional cases were they free-swimming,as in the recent Antedon and Actinometra. Like other echi-noderms, the skeletal parts of the feather-stars are made up ofa great number of calcareous ossicles or plates, mo Stock Photo

RM2AWPJ47–[Reports volI-XIII] . employed byCarpenter and Wachsmuth & Springer. Forming as they do one of the great divisions of a sub-kingdom, the stalked echinoderms present a striking contrastto the classes most closely related. Instead of being able tomove from place to place, the stone-lilies, during life, weriefixed to submerged objects by means of long, somewhat flex-ible stems. Only in exceptional cases were they free-swimming,as in the recent Antedon and Actinometra. Like other echi-noderms, the skeletal parts of the feather-stars are made up ofa great number of calcareous ossicles or plates, mo

. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. 647 PiNNU.. looks; one of sev- eral now in the col- lection of the Mill Greek Limestone fossils belonging to the Wyoming Hist. Soc. at Wilke s- Barre. See Heil- prin's report (in An. Kt.) page 455. 1000 feet above the Conglomerate. If there be any cor- respondence of thickness in the coal measures of eastern and west- ern Pennsylvania, this limestone must represent the Great limestone of the Monongahela hitu- ^ minous coal series. A âXV, 12 PINNA PERACUTA. ^ Stock Photo

RMPFXYKK–. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. 647 PiNNU.. looks; one of sev- eral now in the col- lection of the Mill Greek Limestone fossils belonging to the Wyoming Hist. Soc. at Wilke s- Barre. See Heil- prin's report (in An. Kt.) page 455. 1000 feet above the Conglomerate. If there be any cor- respondence of thickness in the coal measures of eastern and west- ern Pennsylvania, this limestone must represent the Great limestone of the Monongahela hitu- ^ minous coal series. A âXV, 12 PINNA PERACUTA. ^

Report on paleontology . EENSAND MARLS. PLATE XLVI. EXPLANATION OP PLATE XLYL Baculites C0MPRK8SUS (Say) Morton (p. 277). flGS. 1. Lateral view of the specimen used and ligured by Dr. Morton in Iiis synopsis. The dia-gram below shows the form of the section. Acad. Nat. Soi., Phila.2. Diagram of a septum of the above specimen (2 x). Bacdiites ovatus 5>ay (p. 275) 3,4. Lateral view of the MuUica Hill specimen in the collection of the Am. Mus. Nat. History,New York, and diagram of the section showing an oval outline. 5,6. Lateral view of a specimen showing an ovate section and diagram of the s Stock Photo

RM2AJDH06–Report on paleontology . EENSAND MARLS. PLATE XLVI. EXPLANATION OP PLATE XLYL Baculites C0MPRK8SUS (Say) Morton (p. 277). flGS. 1. Lateral view of the specimen used and ligured by Dr. Morton in Iiis synopsis. The dia-gram below shows the form of the section. Acad. Nat. Soi., Phila.2. Diagram of a septum of the above specimen (2 x). Bacdiites ovatus 5>ay (p. 275) 3,4. Lateral view of the MuUica Hill specimen in the collection of the Am. Mus. Nat. History,New York, and diagram of the section showing an oval outline. 5,6. Lateral view of a specimen showing an ovate section and diagram of the s

. The Eurypterida of New York. Eurypterida; Paleontology. EURYPTERIDA Memoir 14 NY.State Museum Plate 16. r—'r3. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Clarke, John Mason, 1857-1925; Ruedemann, Rudolf, 1864-1956. Albany, New York State Education Department Stock Photo

RMPFXMNE–. The Eurypterida of New York. Eurypterida; Paleontology. EURYPTERIDA Memoir 14 NY.State Museum Plate 16. r—'r3. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Clarke, John Mason, 1857-1925; Ruedemann, Rudolf, 1864-1956. Albany, New York State Education Department

RM2AJEC17–Report on paleontology .

. The Eurypterida of New York. Eurypterida; Paleontology. THE EURYPTERIDA OF NEW YORK 119 lack of development of the abdomen in the earlier stages and corresponds to a like antecedence in development of the cephalothorax in Limulus especially manifest in the embryological stages. From geological evidence and theoretical reasons, just the reverse is to be postulated in the phylogeny of the eurypterids, i.e. an earlier weaker development of the cephalothorax. The greater size of the carapace in such trilobites as Harpes is considered as a larval character retained to maturity, but this is no evi Stock Photo

RMPFXMGF–. The Eurypterida of New York. Eurypterida; Paleontology. THE EURYPTERIDA OF NEW YORK 119 lack of development of the abdomen in the earlier stages and corresponds to a like antecedence in development of the cephalothorax in Limulus especially manifest in the embryological stages. From geological evidence and theoretical reasons, just the reverse is to be postulated in the phylogeny of the eurypterids, i.e. an earlier weaker development of the cephalothorax. The greater size of the carapace in such trilobites as Harpes is considered as a larval character retained to maturity, but this is no evi

. [Reports vol. I-XIII]. ek. It cannot, however, be ranked as a large coalof 1873-74. producing county. In the report of the Geological Suryey for1873-74 pages 119-154, is a chapter on Vernon county, con-taining a description of the then known occurrences of coal,similar to that on Bates county previously referred to. Notesare there given descriptive of exposures and coal pits in nearlyevery section of the county. SYSTEMATIC DESCRIPTION OF COAL BEDS. 151 At the time of inspection, the only locality in which noteworthydevelopments were in progress were at Carbon Center, near thenorth line of th Stock Photo

RM2AFM3KG–. [Reports vol. I-XIII]. ek. It cannot, however, be ranked as a large coalof 1873-74. producing county. In the report of the Geological Suryey for1873-74 pages 119-154, is a chapter on Vernon county, con-taining a description of the then known occurrences of coal,similar to that on Bates county previously referred to. Notesare there given descriptive of exposures and coal pits in nearlyevery section of the county. SYSTEMATIC DESCRIPTION OF COAL BEDS. 151 At the time of inspection, the only locality in which noteworthydevelopments were in progress were at Carbon Center, near thenorth line of th

. Contributions to Canadian palæontology. Paleontology. Fig. 32.—Microphorus defunctus, Handlirsch. The abdomen is much narrower than the robust, highly arched thorax, and at most is half as long again as the latter. The head is short and broad, but is not easily made out. Two legs are preserved (? hind legs). Their femora are normal, have a little more than two- thirds the length of the labdomen, and are only slightly longer than the somewhat terminally expanded tibiie. The tarsi also appear to have been somewhat expan'ded.. .-a^ Yie, 33. Microphorus defunctus, Handlirsch. (IS = Radius, Bs = Stock Photo

RMPG2N12–. Contributions to Canadian palæontology. Paleontology. Fig. 32.—Microphorus defunctus, Handlirsch. The abdomen is much narrower than the robust, highly arched thorax, and at most is half as long again as the latter. The head is short and broad, but is not easily made out. Two legs are preserved (? hind legs). Their femora are normal, have a little more than two- thirds the length of the labdomen, and are only slightly longer than the somewhat terminally expanded tibiie. The tarsi also appear to have been somewhat expan'ded.. .-a^ Yie, 33. Microphorus defunctus, Handlirsch. (IS = Radius, Bs =

. [Reports vol. I-XIII]. been followed, however, for a distance of about500 ft. in an east and west direction. The coal crops out in therailway cut and its relation to the surrounding limestone is thereseen. Two shafts have been sunk on the hill-side above therailway, and here about 22 ft. of coal was penetrated. Thetotal depth of the shaft is above 70 ft. The following sketch,taken in the interior of the mine, will illustrate the conditions ofoccurrences: Sketcli at Mo.VaJley Coal Co.mine. Fig. 123. Sketcli ol coal deposit of Mo. Valley Ooal Co. The coal is of the cannel variety, but contains Stock Photo

RM2AFM25T–. [Reports vol. I-XIII]. been followed, however, for a distance of about500 ft. in an east and west direction. The coal crops out in therailway cut and its relation to the surrounding limestone is thereseen. Two shafts have been sunk on the hill-side above therailway, and here about 22 ft. of coal was penetrated. Thetotal depth of the shaft is above 70 ft. The following sketch,taken in the interior of the mine, will illustrate the conditions ofoccurrences: Sketcli at Mo.VaJley Coal Co.mine. Fig. 123. Sketcli ol coal deposit of Mo. Valley Ooal Co. The coal is of the cannel variety, but contains

. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. /Daw. Paleeaster parviusculus, Billings. Dawson's Acadian ,^ Geology, 1868, page 595, fi^. 197, natural size; rays not separated at base as in P.niagarensis (Hall, Pal. N. Y. Vol. 2, p. 247, pi. 51, figs. 21, 22, 23.) Fonnd at Arisaig, Nova Scotia.— V? Palaeaster shaeflFeri, Hall, 20th Kegent's Eeport, 1868, plate 9, fig. 2. Copied unto Pal. Ohio, Vol. 1, 1873, page %^, plate 4, fig. 1, an outline view of the central side. Found at Cincinnati in Hud- son Rive Stock Photo

RMPFXHKY–. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. /Daw. Paleeaster parviusculus, Billings. Dawson's Acadian ,^ Geology, 1868, page 595, fi^. 197, natural size; rays not separated at base as in P.niagarensis (Hall, Pal. N. Y. Vol. 2, p. 247, pi. 51, figs. 21, 22, 23.) Fonnd at Arisaig, Nova Scotia.— V? Palaeaster shaeflFeri, Hall, 20th Kegent's Eeport, 1868, plate 9, fig. 2. Copied unto Pal. Ohio, Vol. 1, 1873, page %^, plate 4, fig. 1, an outline view of the central side. Found at Cincinnati in Hud- son Rive

[Reports volI-XIII] . ECHINOIDS. PLATE XVII. Explanation of Plate XVII. Page Fig, 1. Melonites multipara 125 la. Ambalacrnin (enlarged),lb. Apical disk (enlarged).Ic. laterambnlacralplate (enlarged).Garboniferone, Saint Lonis UoaeBtone. Fig. 2. Oligoporus dantB 126 2a. Ambnlacral plates (enlarged).2b. laterambnlacral plates (enlarged).Carboniferous, Keoknk limestone. Fig. 3. Archcsocidaria wortheni 128 3a. Ambnlacralplates (enlarged).3b. Interambalacral plates (enlarged).Carboniferons, Saint Loais limestone. MISSOURI GEOLOGICAL SURVEY. PLATE XVII. ECHINOIDS, STRUCTURE. PLATE XVIII, Explanatio Stock Photo

RM2AWPDJE–[Reports volI-XIII] . ECHINOIDS. PLATE XVII. Explanation of Plate XVII. Page Fig, 1. Melonites multipara 125 la. Ambalacrnin (enlarged),lb. Apical disk (enlarged).Ic. laterambnlacralplate (enlarged).Garboniferone, Saint Lonis UoaeBtone. Fig. 2. Oligoporus dantB 126 2a. Ambnlacral plates (enlarged).2b. laterambnlacral plates (enlarged).Carboniferous, Keoknk limestone. Fig. 3. Archcsocidaria wortheni 128 3a. Ambnlacralplates (enlarged).3b. Interambalacral plates (enlarged).Carboniferons, Saint Loais limestone. MISSOURI GEOLOGICAL SURVEY. PLATE XVII. ECHINOIDS, STRUCTURE. PLATE XVIII, Explanatio

. The Eurypterida of New York. Eurypterida; Paleontology. New York State Education Department Science Division, June 6, igio Hon. Andrew S. Draper LL,D. Commissioner of Education My dear sir: I have the honor to communicate herewith and to submit to your approval for pubUcation as a memoir of the State Museum, a manuscript constituting a monograph on The Eurypterida of New York, to be accompanied by adequate illustrative plates. Very respectfully John M. Clarke Director state of new york education department commissioner's room Approved for publication this 6th day of June igio. Commissioner o Stock Photo

RMPFTWWD–. The Eurypterida of New York. Eurypterida; Paleontology. New York State Education Department Science Division, June 6, igio Hon. Andrew S. Draper LL,D. Commissioner of Education My dear sir: I have the honor to communicate herewith and to submit to your approval for pubUcation as a memoir of the State Museum, a manuscript constituting a monograph on The Eurypterida of New York, to be accompanied by adequate illustrative plates. Very respectfully John M. Clarke Director state of new york education department commissioner's room Approved for publication this 6th day of June igio. Commissioner o

Report on paleontology . FASCIOLARIID/E, TKITOMID/Ej AND TU R Bl N ELLI D/E OF THE LOWER GREENSAND MARLS. PLATE X. EXPLANATION OF PLATE X. VOLUTODEKMA BIPLICATA Gabb (p. 90). Figs. 1-2. Opposite views of the type speoiinen from the Acad. Nat. Set., Phila. VOLUTODEKMA OVATA Whitf. (p. 91). 3,4. Opposite views of the specimen showing the plications aud abrupt shoulder of the volu-tions. Collection of the Am. Mus. Nat. Hist., New York City. VoLUTA ? Delawakensis Gabb (p. 84). 5. Back virfw of the smaller cast used by Mr. Gabb.6,7. Two views of the larger cast, both types and from the Acad. Nat. S Stock Photo

RM2AJEWA7–Report on paleontology . FASCIOLARIID/E, TKITOMID/Ej AND TU R Bl N ELLI D/E OF THE LOWER GREENSAND MARLS. PLATE X. EXPLANATION OF PLATE X. VOLUTODEKMA BIPLICATA Gabb (p. 90). Figs. 1-2. Opposite views of the type speoiinen from the Acad. Nat. Set., Phila. VOLUTODEKMA OVATA Whitf. (p. 91). 3,4. Opposite views of the specimen showing the plications aud abrupt shoulder of the volu-tions. Collection of the Am. Mus. Nat. Hist., New York City. VoLUTA ? Delawakensis Gabb (p. 84). 5. Back virfw of the smaller cast used by Mr. Gabb.6,7. Two views of the larger cast, both types and from the Acad. Nat. S

. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. Les^: /gs$. FL 17^. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Lesley, J. P. (J. Peter), 1819-1903; Pennsylvania. Board of Commissioners for the Second Geological Survey. Harrisburg, Board of Commissioners for the Geological Survey Stock Photo

RMPFXYP7–. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. Les^: /gs$. FL 17^. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Lesley, J. P. (J. Peter), 1819-1903; Pennsylvania. Board of Commissioners for the Second Geological Survey. Harrisburg, Board of Commissioners for the Geological Survey

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