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Freshwater flagellate Stock Photos and Images
Euglena flagellate protozoans, light micrograph. Euglena is a genus of single-celled flagellate eukaryotes. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/euglena-flagellate-protozoans-light-micrograph-euglena-is-a-genus-of-single-celled-flagellate-eukaryotes-image385222651.htmlRF2DAMBBR–Euglena flagellate protozoans, light micrograph. Euglena is a genus of single-celled flagellate eukaryotes.
Heart flagellate under the microscope in the water triplets 100x Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/heart-flagellate-under-the-microscope-in-the-water-triplets-100x-image335183402.htmlRM2AD8WRP–Heart flagellate under the microscope in the water triplets 100x
Microscopic unicellular organisms design. Scientific biology vector illustration in sketch style Stock Vectorhttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/microscopic-unicellular-organisms-design-scientific-biology-vector-illustration-in-sketch-style-image512328445.htmlRF2MNEG4D–Microscopic unicellular organisms design. Scientific biology vector illustration in sketch style
micrography showing lots of various freshwater microorganisms in light back Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-micrography-showing-lots-of-various-freshwater-microorganisms-in-light-130944166.htmlRFHH10HA–micrography showing lots of various freshwater microorganisms in light back
Euglena is a genus of single cell flagellate eukaryotes Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/euglena-is-a-genus-of-single-cell-flagellate-eukaryotes-image431891056.htmlRF2G2J9CG–Euglena is a genus of single cell flagellate eukaryotes
Volvox surface of live colony for flagella Anoptral Contrast Flash HFW 90 um Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/volvox-surface-of-live-colony-for-flagella-anoptral-contrast-flash-image744136.htmlRMAB5AC8–Volvox surface of live colony for flagella Anoptral Contrast Flash HFW 90 um
Structure of a Chlamydomonas Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/structure-of-a-chlamydomonas-image431890843.htmlRF2G2J94Y–Structure of a Chlamydomonas
Red-eyed flagella under the microscope Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/red-eyed-flagella-under-the-microscope-image351758451.htmlRF2BC7YDR–Red-eyed flagella under the microscope
Volvox (Volvox sp,) with daughter colonies inside. Darkground illumination Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/volvox-volvox-sp-with-daughter-colonies-inside-darkground-illumination-image5991075.htmlRMA2D2J4–Volvox (Volvox sp,) with daughter colonies inside. Darkground illumination
Euglena gracilis Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-euglena-gracilis-134944024.htmlRMHRF6DC–Euglena gracilis
![. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 259. 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.. Ward, Henry Baldwin, 1865-1945; Whipple, George Chandler, 1866-1924. joint author. New York, John Wiley & sons, inc. ; [etc. ,etc. ] Stock Photo](https://c8.alamy.com/comp/RD8B8D/fresh-water-biology-freshwater-biology-flagellate-protozoa-mastigophora-259-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-ward-henry-baldwin-1865-1945-whipple-george-chandler-1866-1924-joint-author-new-york-john-wiley-amp-sons-inc-etc-etc-RD8B8D.jpg ". Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 259. 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.. Ward, Henry Baldwin, 1865-1945; Whipple, George Chandler, 1866-1924. joint author. New York, John Wiley & sons, inc. ; [etc. ,etc. ] Stock Photo")
. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 259. 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.. Ward, Henry Baldwin, 1865-1945; Whipple, George Chandler, 1866-1924. joint author. New York, John Wiley & sons, inc. ; [etc. ,etc. ] Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/fresh-water-biology-freshwater-biology-flagellate-protozoa-mastigophora-259-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-ward-henry-baldwin-1865-1945-whipple-george-chandler-1866-1924-joint-author-new-york-john-wiley-amp-sons-inc-etc-etc-image231909789.htmlRMRD8B8D–. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 259. 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.. Ward, Henry Baldwin, 1865-1945; Whipple, George Chandler, 1866-1924. joint author. New York, John Wiley & sons, inc. ; [etc. ,etc. ]
![. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 259. 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.. Ward, Henry Baldwin, 1865-1945; Whipple, George Chandler, 1866-1924. joint author. New York, John Wiley & sons, inc. ; [etc. ,etc. ] Stock Photo](https://c8.alamy.com/comp/PFYKAM/fresh-water-biology-freshwater-biology-flagellate-protozoa-mastigophora-259-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-ward-henry-baldwin-1865-1945-whipple-george-chandler-1866-1924-joint-author-new-york-john-wiley-amp-sons-inc-etc-etc-PFYKAM.jpg ". Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 259. 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.. Ward, Henry Baldwin, 1865-1945; Whipple, George Chandler, 1866-1924. joint author. New York, John Wiley & sons, inc. ; [etc. ,etc. ] Stock Photo")
. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 259. 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.. Ward, Henry Baldwin, 1865-1945; Whipple, George Chandler, 1866-1924. joint author. New York, John Wiley & sons, inc. ; [etc. ,etc. ] Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/fresh-water-biology-freshwater-biology-flagellate-protozoa-mastigophora-259-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-ward-henry-baldwin-1865-1945-whipple-george-chandler-1866-1924-joint-author-new-york-john-wiley-amp-sons-inc-etc-etc-image216352156.htmlRMPFYKAM–. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 259. 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.. Ward, Henry Baldwin, 1865-1945; Whipple, George Chandler, 1866-1924. joint author. New York, John Wiley & sons, inc. ; [etc. ,etc. ]
Euglena flagellate protozoans, light micrograph. Euglena is a genus of single-celled flagellate eukaryotes. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/euglena-flagellate-protozoans-light-micrograph-euglena-is-a-genus-of-single-celled-flagellate-eukaryotes-image385222648.htmlRF2DAMBBM–Euglena flagellate protozoans, light micrograph. Euglena is a genus of single-celled flagellate eukaryotes.
Microscopic unicellular organisms design. Scientific biology vector illustration in sketch style Stock Vectorhttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/microscopic-unicellular-organisms-design-scientific-biology-vector-illustration-in-sketch-style-image512335564.htmlRF2MNEW6M–Microscopic unicellular organisms design. Scientific biology vector illustration in sketch style
micrography showing lots of various freshwater microorganisms in light back Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-micrography-showing-lots-of-various-freshwater-microorganisms-in-light-130944161.htmlRFHH10H5–micrography showing lots of various freshwater microorganisms in light back
Eudorina colony undergoing asexual reproduction Living Phase Contrast Flash Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/eudorina-colony-undergoing-asexual-reproduction-living-phase-contrast-image744130.htmlRMAB5AC2–Eudorina colony undergoing asexual reproduction Living Phase Contrast Flash
Red-eyed flagella under the microscope Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/red-eyed-flagella-under-the-microscope-image351758461.htmlRF2BC7YE5–Red-eyed flagella under the microscope
Euglena gracilis Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-euglena-gracilis-134943026.htmlRMHRF55P–Euglena gracilis
. The Annals and magazine of natural history; zoology, botany, and geology. Natural history; Zoology; Botany; Geology. 326 Mr. E. Ray Laiikester on the Hiickel's Monera as Nuda and the Foraminifera as Testacea); 2. Nucleifera [emhracmg Amophou/eaj Gregari'mda, and Catal- lacta); 3. Radiolaria or Cytopliora (embracing the Heliozoa or freshwater Radiolaria, and the Radiolaria proper or marine forms); 4. Infusoria (embracing the Suctoria and Ciliatay excluding the so-called Flagellate Infusoria, which, it seems, should be referred to the Volvocinean Alga?); 5. Noctilucida {Noctiluca and Peridinii Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-annals-and-magazine-of-natural-history-zoology-botany-and-geology-natural-history-zoology-botany-geology-326-mr-e-ray-laiikester-on-the-hiickels-monera-as-nuda-and-the-foraminifera-as-testacea-2-nucleifera-emhracmg-amophoueaj-gregarimda-and-catal-lacta-3-radiolaria-or-cytopliora-embracing-the-heliozoa-or-freshwater-radiolaria-and-the-radiolaria-proper-or-marine-forms-4-infusoria-embracing-the-suctoria-and-ciliatay-excluding-the-so-called-flagellate-infusoria-which-it-seems-should-be-referred-to-the-volvocinean-alga-5-noctilucida-noctiluca-and-peridinii-image236502097.htmlRMRMNGRD–. The Annals and magazine of natural history; zoology, botany, and geology. Natural history; Zoology; Botany; Geology. 326 Mr. E. Ray Laiikester on the Hiickel's Monera as Nuda and the Foraminifera as Testacea); 2. Nucleifera [emhracmg Amophou/eaj Gregari'mda, and Catal- lacta); 3. Radiolaria or Cytopliora (embracing the Heliozoa or freshwater Radiolaria, and the Radiolaria proper or marine forms); 4. Infusoria (embracing the Suctoria and Ciliatay excluding the so-called Flagellate Infusoria, which, it seems, should be referred to the Volvocinean Alga?); 5. Noctilucida {Noctiluca and Peridinii
. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 261 144 (143) Shaped as Cyathomonas, but with pharynx and without refractive bodies Chilomonas Ehrenberg. Representative species. Chilomonas Paramecium Ehrenberg 1831. Body elongate-oval, anterior margin with a lip-like projection. Flagella subequal in length. Endoplasm usually enclosing dark-colored corpuscles. Length 25 to 40 jj. Stagnant infusions; very common. Fig. 428. Chilomonas Paramecium. X 350. (After Conn.) 14s (142) With two brown or green chromatophores. Shaped as Chilo- monas. . Cryplomonas Ehrenberg. Re Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/fresh-water-biology-freshwater-biology-flagellate-protozoa-mastigophora-261-144-143-shaped-as-cyathomonas-but-with-pharynx-and-without-refractive-bodies-chilomonas-ehrenberg-representative-species-chilomonas-paramecium-ehrenberg-1831-body-elongate-oval-anterior-margin-with-a-lip-like-projection-flagella-subequal-in-length-endoplasm-usually-enclosing-dark-colored-corpuscles-length-25-to-40-jj-stagnant-infusions-very-common-fig-428-chilomonas-paramecium-x-350-after-conn-14s-142-with-two-brown-or-green-chromatophores-shaped-as-chilo-monas-cryplomonas-ehrenberg-re-image216352130.htmlRMPFYK9P–. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 261 144 (143) Shaped as Cyathomonas, but with pharynx and without refractive bodies Chilomonas Ehrenberg. Representative species. Chilomonas Paramecium Ehrenberg 1831. Body elongate-oval, anterior margin with a lip-like projection. Flagella subequal in length. Endoplasm usually enclosing dark-colored corpuscles. Length 25 to 40 jj. Stagnant infusions; very common. Fig. 428. Chilomonas Paramecium. X 350. (After Conn.) 14s (142) With two brown or green chromatophores. Shaped as Chilo- monas. . Cryplomonas Ehrenberg. Re
Euglena flagellate protozoans, light micrograph. Euglena is a genus of single-celled flagellate eukaryotes. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/euglena-flagellate-protozoans-light-micrograph-euglena-is-a-genus-of-single-celled-flagellate-eukaryotes-image385222644.htmlRF2DAMBBG–Euglena flagellate protozoans, light micrograph. Euglena is a genus of single-celled flagellate eukaryotes.
Illustration of a floating radiolaria (pink) and dinoflagellate (green). Radiolarians are found as zooplankton in oceans and have a symbiotic relationship with dinoflagellates. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/illustration-of-a-floating-radiolaria-pink-and-dinoflagellate-green-radiolarians-are-found-as-zooplankton-in-oceans-and-have-a-symbiotic-relationship-with-dinoflagellates-image608275308.htmlRF2X9H9A4–Illustration of a floating radiolaria (pink) and dinoflagellate (green). Radiolarians are found as zooplankton in oceans and have a symbiotic relationship with dinoflagellates.
micrography showing lots of various freshwater microorganisms in light back Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-micrography-showing-lots-of-various-freshwater-microorganisms-in-light-130944154.htmlRFHH10GX–micrography showing lots of various freshwater microorganisms in light back
Microscopic unicellular organisms design. Scientific biology vector illustration in sketch style Stock Vectorhttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/microscopic-unicellular-organisms-design-scientific-biology-vector-illustration-in-sketch-style-image512351492.htmlRF2MNFHFG–Microscopic unicellular organisms design. Scientific biology vector illustration in sketch style
Colony of Dinobryon Living Phase Contrast Flash Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/colony-of-dinobryon-living-phase-contrast-flash-image744129.htmlRMAB5AC1–Colony of Dinobryon Living Phase Contrast Flash
Red-eyed flagella under the microscope Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/red-eyed-flagella-under-the-microscope-image351758456.htmlRF2BC7YE0–Red-eyed flagella under the microscope
Euglena gracilis Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-euglena-gracilis-134942980.htmlRMHRF544–Euglena gracilis
![. The British freshwater Rhizopoda and Heliozoa. Rhizopoda; Heliozoa; Freshwater animals -- Great Britain. PSEUDO-HELIOZOA. Flagellata. An account of several such forms is given by Penard, in addition to which the following may be noted: < V//o//A/;//.-,- Cienkowski has two phases; in the one it appeals as a typical Heliozoon with stiff radiating pseudopodia; in the other it is a typical flagellate. " In the process of transformation the Heliozoon- form retracts its pseudopodia, its body becomes amoeboid and a flagellum grows out; finally the animal . becomes a pear-shaped flagellate s Stock Photo](https://c8.alamy.com/comp/RH35MA/the-british-freshwater-rhizopoda-and-heliozoa-rhizopoda-heliozoa-freshwater-animals-great-britain-pseudo-heliozoa-flagellata-an-account-of-several-such-forms-is-given-by-penard-in-addition-to-which-the-following-may-be-noted-lt-voa-cienkowski-has-two-phases-in-the-one-it-appeals-as-a-typical-heliozoon-with-stiff-radiating-pseudopodia-in-the-other-it-is-a-typical-flagellate-quot-in-the-process-of-transformation-the-heliozoon-form-retracts-its-pseudopodia-its-body-becomes-amoeboid-and-a-flagellum-grows-out-finally-the-animal-becomes-a-pear-shaped-flagellate-s-RH35MA.jpg ". The British freshwater Rhizopoda and Heliozoa. Rhizopoda; Heliozoa; Freshwater animals -- Great Britain. PSEUDO-HELIOZOA. Flagellata. An account of several such forms is given by Penard, in addition to which the following may be noted: < V//o//A/;//.-,- Cienkowski has two phases; in the one it appeals as a typical Heliozoon with stiff radiating pseudopodia; in the other it is a typical flagellate. " In the process of transformation the Heliozoon- form retracts its pseudopodia, its body becomes amoeboid and a flagellum grows out; finally the animal . becomes a pear-shaped flagellate s Stock Photo")
. The British freshwater Rhizopoda and Heliozoa. Rhizopoda; Heliozoa; Freshwater animals -- Great Britain. PSEUDO-HELIOZOA. Flagellata. An account of several such forms is given by Penard, in addition to which the following may be noted: < V//o//A/;//.-,- Cienkowski has two phases; in the one it appeals as a typical Heliozoon with stiff radiating pseudopodia; in the other it is a typical flagellate. " In the process of transformation the Heliozoon- form retracts its pseudopodia, its body becomes amoeboid and a flagellum grows out; finally the animal . becomes a pear-shaped flagellate s Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-british-freshwater-rhizopoda-and-heliozoa-rhizopoda-heliozoa-freshwater-animals-great-britain-pseudo-heliozoa-flagellata-an-account-of-several-such-forms-is-given-by-penard-in-addition-to-which-the-following-may-be-noted-lt-voa-cienkowski-has-two-phases-in-the-one-it-appeals-as-a-typical-heliozoon-with-stiff-radiating-pseudopodia-in-the-other-it-is-a-typical-flagellate-quot-in-the-process-of-transformation-the-heliozoon-form-retracts-its-pseudopodia-its-body-becomes-amoeboid-and-a-flagellum-grows-out-finally-the-animal-becomes-a-pear-shaped-flagellate-s-image234254282.htmlRMRH35MA–. The British freshwater Rhizopoda and Heliozoa. Rhizopoda; Heliozoa; Freshwater animals -- Great Britain. PSEUDO-HELIOZOA. Flagellata. An account of several such forms is given by Penard, in addition to which the following may be noted: < V//o//A/;//.-,- Cienkowski has two phases; in the one it appeals as a typical Heliozoon with stiff radiating pseudopodia; in the other it is a typical flagellate. " In the process of transformation the Heliozoon- form retracts its pseudopodia, its body becomes amoeboid and a flagellum grows out; finally the animal . becomes a pear-shaped flagellate s
. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 243 glass may be supported and the protozoan, if under the proper pressure, may then be rotated for study from various aspects. KEY TO NORTH AMERICAN FRESH-WATER MASTIGOPHORA 1 (131) Flagellated forms with animal characteristics predominating. Class Zoomastigophora . 2 Confessedly a poor definition, but no better can be given. The beginner will often be in doubt v/hether forms under consideration are flagellated animals (Mastigophora), or flagel- lated plants (unicellular algae), or less frequently flagellate stages Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/fresh-water-biology-freshwater-biology-flagellate-protozoa-mastigophora-243-glass-may-be-supported-and-the-protozoan-if-under-the-proper-pressure-may-then-be-rotated-for-study-from-various-aspects-key-to-north-american-fresh-water-mastigophora-1-131-flagellated-forms-with-animal-characteristics-predominating-class-zoomastigophora-2-confessedly-a-poor-definition-but-no-better-can-be-given-the-beginner-will-often-be-in-doubt-vhether-forms-under-consideration-are-flagellated-animals-mastigophora-or-flagel-lated-plants-unicellular-algae-or-less-frequently-flagellate-stages-image216352231.htmlRMPFYKDB–. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 243 glass may be supported and the protozoan, if under the proper pressure, may then be rotated for study from various aspects. KEY TO NORTH AMERICAN FRESH-WATER MASTIGOPHORA 1 (131) Flagellated forms with animal characteristics predominating. Class Zoomastigophora . 2 Confessedly a poor definition, but no better can be given. The beginner will often be in doubt v/hether forms under consideration are flagellated animals (Mastigophora), or flagel- lated plants (unicellular algae), or less frequently flagellate stages
micrography showing lots of various freshwater microorganisms in light back with shadow Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-micrography-showing-lots-of-various-freshwater-microorganisms-in-light-130944135.htmlRFHH10G7–micrography showing lots of various freshwater microorganisms in light back with shadow
Euglena gracilis, LM Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-euglena-gracilis-lm-134943028.htmlRMHRF55T–Euglena gracilis, LM
. The British freshwater Rhizopoda and Heliozoa. Rhizopoda; Heliozoa; Freshwater animals. Fig. 195.—Dimorpha, mittens. On the left, a speoimeu with pseudo- podia extended. (After Sohoiiteden.) On the right, an immature form without pseudopodia. (After Blochmann.) c.v. Contractile vesicles. 71.. Nucleus. the colonial Flagellate Anthophysa, and states that one of the flagella may be used as an anchor; the animals were observed to feed on Monas; the contractile vesicles had a period of 25 seconds. Gruber gives illustrations showing the Heliozoan state in which the body is spherical and the pseudo Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-british-freshwater-rhizopoda-and-heliozoa-rhizopoda-heliozoa-freshwater-animals-fig-195dimorpha-mittens-on-the-left-a-speoimeu-with-pseudo-podia-extended-after-sohoiiteden-on-the-right-an-immature-form-without-pseudopodia-after-blochmann-cv-contractile-vesicles-71-nucleus-the-colonial-flagellate-anthophysa-and-states-that-one-of-the-flagella-may-be-used-as-an-anchor-the-animals-were-observed-to-feed-on-monas-the-contractile-vesicles-had-a-period-of-25-seconds-gruber-gives-illustrations-showing-the-heliozoan-state-in-which-the-body-is-spherical-and-the-pseudo-image232376333.htmlRMRE1JAN–. The British freshwater Rhizopoda and Heliozoa. Rhizopoda; Heliozoa; Freshwater animals. Fig. 195.—Dimorpha, mittens. On the left, a speoimeu with pseudo- podia extended. (After Sohoiiteden.) On the right, an immature form without pseudopodia. (After Blochmann.) c.v. Contractile vesicles. 71.. Nucleus. the colonial Flagellate Anthophysa, and states that one of the flagella may be used as an anchor; the animals were observed to feed on Monas; the contractile vesicles had a period of 25 seconds. Gruber gives illustrations showing the Heliozoan state in which the body is spherical and the pseudo
. Fresh-water biology. Freshwater biology. 146 FRESH-WATER BIOLOGY 86 (84, 85,87) Colony spherical or ellipsoidal; cells of two types, vegetative and gorddial, which lie in the anterior and posterior parts of the colony respectively Pleodorina Shaw. Colony consists of a spherical or elliptical coenobium of greenish, bi-flagellate cells of two types, vegetative and gonidial, in the anterior and posterior parts of the colony respectively which lie in the periphery of a hyaline gelatinous matrix and are surrounded by a common hyaline envelop. Cells each with one reddish stigma which is more promi Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/fresh-water-biology-freshwater-biology-146-fresh-water-biology-86-84-8587-colony-spherical-or-ellipsoidal-cells-of-two-types-vegetative-and-gorddial-which-lie-in-the-anterior-and-posterior-parts-of-the-colony-respectively-pleodorina-shaw-colony-consists-of-a-spherical-or-elliptical-coenobium-of-greenish-bi-flagellate-cells-of-two-types-vegetative-and-gonidial-in-the-anterior-and-posterior-parts-of-the-colony-respectively-which-lie-in-the-periphery-of-a-hyaline-gelatinous-matrix-and-are-surrounded-by-a-common-hyaline-envelop-cells-each-with-one-reddish-stigma-which-is-more-promi-image216352837.htmlRMPFYM71–. Fresh-water biology. Freshwater biology. 146 FRESH-WATER BIOLOGY 86 (84, 85,87) Colony spherical or ellipsoidal; cells of two types, vegetative and gorddial, which lie in the anterior and posterior parts of the colony respectively Pleodorina Shaw. Colony consists of a spherical or elliptical coenobium of greenish, bi-flagellate cells of two types, vegetative and gonidial, in the anterior and posterior parts of the colony respectively which lie in the periphery of a hyaline gelatinous matrix and are surrounded by a common hyaline envelop. Cells each with one reddish stigma which is more promi
micrography showing lots of various translucent freshwater microorganisms in dark back Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-micrography-showing-lots-of-various-translucent-freshwater-microorganisms-130944162.htmlRFHH10H6–micrography showing lots of various translucent freshwater microorganisms in dark back
. The British freshwater Rhizopoda and Heliozoa. Rhizopoda; Heliozoa; Freshwater animals -- Great Britain. FIG. 195.—Dimorpha mutans. On the left, a specimen with pseudo- podia extended. (After Schouteden.) On the right, an immature form without pseiidopodia. (After Blochmaun.) c.v. Contractile vesicles, n. Nucleus. the colonial Flagellate Antlioplu/sa, and states that one of the flagella may be used as an anchor; the animals were observed to feed on Montis; the contractile vesicles had a period of 25 seconds. Gruber gives illustrations showing the Heliozoan state in which the body is spherica Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-british-freshwater-rhizopoda-and-heliozoa-rhizopoda-heliozoa-freshwater-animals-great-britain-fig-195dimorpha-mutans-on-the-left-a-specimen-with-pseudo-podia-extended-after-schouteden-on-the-right-an-immature-form-without-pseiidopodia-after-blochmaun-cv-contractile-vesicles-n-nucleus-the-colonial-flagellate-antlioplusa-and-states-that-one-of-the-flagella-may-be-used-as-an-anchor-the-animals-were-observed-to-feed-on-montis-the-contractile-vesicles-had-a-period-of-25-seconds-gruber-gives-illustrations-showing-the-heliozoan-state-in-which-the-body-is-spherica-image234254255.htmlRMRH35KB–. The British freshwater Rhizopoda and Heliozoa. Rhizopoda; Heliozoa; Freshwater animals -- Great Britain. FIG. 195.—Dimorpha mutans. On the left, a specimen with pseudo- podia extended. (After Schouteden.) On the right, an immature form without pseiidopodia. (After Blochmaun.) c.v. Contractile vesicles, n. Nucleus. the colonial Flagellate Antlioplu/sa, and states that one of the flagella may be used as an anchor; the animals were observed to feed on Montis; the contractile vesicles had a period of 25 seconds. Gruber gives illustrations showing the Heliozoan state in which the body is spherica
. Fresh-water biology. Freshwater biology. 83 (82) FLAGELLATE PROTOZOA (MASTIGOPHORA) 253 79 (84) Posterior border acute or with a caudal appendage 80 80 (81) Ellipsoidal, slightly flattened; posterior end acute. Longitudinally or spirally marked Lepocinclis Perty. Representative species Lepocinclis sp. This genus is very closely related to, if not identical with, the preceding one. The form here represented is assigned to this genus by Conn, with some doubt. Species not determined. Fig. 398. Lepocinclis sp. X looo. (After Conn.) Round to pear-shaped, asymmetrical, much flattened; caudal proce Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/fresh-water-biology-freshwater-biology-83-82-flagellate-protozoa-mastigophora-253-79-84-posterior-border-acute-or-with-a-caudal-appendage-80-80-81-ellipsoidal-slightly-flattened-posterior-end-acute-longitudinally-or-spirally-marked-lepocinclis-perty-representative-species-lepocinclis-sp-this-genus-is-very-closely-related-to-if-not-identical-with-the-preceding-one-the-form-here-represented-is-assigned-to-this-genus-by-conn-with-some-doubt-species-not-determined-fig-398-lepocinclis-sp-x-looo-after-conn-round-to-pear-shaped-asymmetrical-much-flattened-caudal-proce-image216352170.htmlRMPFYKB6–. Fresh-water biology. Freshwater biology. 83 (82) FLAGELLATE PROTOZOA (MASTIGOPHORA) 253 79 (84) Posterior border acute or with a caudal appendage 80 80 (81) Ellipsoidal, slightly flattened; posterior end acute. Longitudinally or spirally marked Lepocinclis Perty. Representative species Lepocinclis sp. This genus is very closely related to, if not identical with, the preceding one. The form here represented is assigned to this genus by Conn, with some doubt. Species not determined. Fig. 398. Lepocinclis sp. X looo. (After Conn.) Round to pear-shaped, asymmetrical, much flattened; caudal proce
micrography showing lots of various translucent freshwater microorganisms in dark back Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-micrography-showing-lots-of-various-translucent-freshwater-microorganisms-130944155.htmlRFHH10GY–micrography showing lots of various translucent freshwater microorganisms in dark back
. Fresh-water biology. Freshwater biology. 83 (82) FLAGELLATE PROTOZOA (MASTIGOPHORA) 253 79 (84) Posterior border acute or with a caudal appendage 80 80 (81) Ellipsoidal, slightly flattened; posterior end acute. Longitudinally or spirally marked Lepocinclis Perty. Representative species Lepocinclis sp. This genus is very closely related to, if not identical with, the preceding one. The form here represented is assigned to this genus by Conn, with some doubt. Species not determined. Fig. 398. Lepocinclis sp. X looo. (After Conn.) Round to pear-shaped, asymmetrical, much flattened; caudal proce Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/fresh-water-biology-freshwater-biology-83-82-flagellate-protozoa-mastigophora-253-79-84-posterior-border-acute-or-with-a-caudal-appendage-80-80-81-ellipsoidal-slightly-flattened-posterior-end-acute-longitudinally-or-spirally-marked-lepocinclis-perty-representative-species-lepocinclis-sp-this-genus-is-very-closely-related-to-if-not-identical-with-the-preceding-one-the-form-here-represented-is-assigned-to-this-genus-by-conn-with-some-doubt-species-not-determined-fig-398-lepocinclis-sp-x-looo-after-conn-round-to-pear-shaped-asymmetrical-much-flattened-caudal-proce-image231909821.htmlRMRD8B9H–. Fresh-water biology. Freshwater biology. 83 (82) FLAGELLATE PROTOZOA (MASTIGOPHORA) 253 79 (84) Posterior border acute or with a caudal appendage 80 80 (81) Ellipsoidal, slightly flattened; posterior end acute. Longitudinally or spirally marked Lepocinclis Perty. Representative species Lepocinclis sp. This genus is very closely related to, if not identical with, the preceding one. The form here represented is assigned to this genus by Conn, with some doubt. Species not determined. Fig. 398. Lepocinclis sp. X looo. (After Conn.) Round to pear-shaped, asymmetrical, much flattened; caudal proce
. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 255 99 (loo) Resembling Spkenomonas, but without ridges; flagella two, unequal. Clostonema Stokes. Representative species. , . . Clostonema socialis Stokes 1886. Body fusiform, with a short, rounded posterior prolongation. Primary flagel- lum as long as the body; secondary, about one-fourth as long. A long, pha- ryngeal passage present. Length about 20 ji. In standing water. Fig. 407. Clostonema socialis. X 600. (After Stokes.) ICX3 (99) Resembling Clostonema, but with a single flagellum. Menoidium Perty. Representat Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/fresh-water-biology-freshwater-biology-flagellate-protozoa-mastigophora-255-99-loo-resembling-spkenomonas-but-without-ridges-flagella-two-unequal-clostonema-stokes-representative-species-clostonema-socialis-stokes-1886-body-fusiform-with-a-short-rounded-posterior-prolongation-primary-flagel-lum-as-long-as-the-body-secondary-about-one-fourth-as-long-a-long-pha-ryngeal-passage-present-length-about-20-ji-in-standing-water-fig-407-clostonema-socialis-x-600-after-stokes-icx3-99-resembling-clostonema-but-with-a-single-flagellum-menoidium-perty-representat-image216352165.htmlRMPFYKB1–. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 255 99 (loo) Resembling Spkenomonas, but without ridges; flagella two, unequal. Clostonema Stokes. Representative species. , . . Clostonema socialis Stokes 1886. Body fusiform, with a short, rounded posterior prolongation. Primary flagel- lum as long as the body; secondary, about one-fourth as long. A long, pha- ryngeal passage present. Length about 20 ji. In standing water. Fig. 407. Clostonema socialis. X 600. (After Stokes.) ICX3 (99) Resembling Clostonema, but with a single flagellum. Menoidium Perty. Representat
micrography showing lots of various translucent freshwater microorganisms in dark back Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-micrography-showing-lots-of-various-translucent-freshwater-microorganisms-130944144.htmlRFHH10GG–micrography showing lots of various translucent freshwater microorganisms in dark back
. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 243 glass may be supported and the protozoan, if under the proper pressure, may then be rotated for study from various aspects. KEY TO NORTH AMERICAN FRESH-WATER MASTIGOPHORA 1 (131) Flagellated forms with animal characteristics predominating. Class Zoomastigophora . 2 Confessedly a poor definition, but no better can be given. The beginner will often be in doubt v/hether forms under consideration are flagellated animals (Mastigophora), or flagel- lated plants (unicellular algae), or less frequently flagellate stages Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/fresh-water-biology-freshwater-biology-flagellate-protozoa-mastigophora-243-glass-may-be-supported-and-the-protozoan-if-under-the-proper-pressure-may-then-be-rotated-for-study-from-various-aspects-key-to-north-american-fresh-water-mastigophora-1-131-flagellated-forms-with-animal-characteristics-predominating-class-zoomastigophora-2-confessedly-a-poor-definition-but-no-better-can-be-given-the-beginner-will-often-be-in-doubt-vhether-forms-under-consideration-are-flagellated-animals-mastigophora-or-flagel-lated-plants-unicellular-algae-or-less-frequently-flagellate-stages-image231949815.htmlRMRDA69Y–. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 243 glass may be supported and the protozoan, if under the proper pressure, may then be rotated for study from various aspects. KEY TO NORTH AMERICAN FRESH-WATER MASTIGOPHORA 1 (131) Flagellated forms with animal characteristics predominating. Class Zoomastigophora . 2 Confessedly a poor definition, but no better can be given. The beginner will often be in doubt v/hether forms under consideration are flagellated animals (Mastigophora), or flagel- lated plants (unicellular algae), or less frequently flagellate stages
. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 269 198 (19s) Protoplasmic processes connecting cells usually distinct. Poles of colony not differentiated by arrangement of vegetative and gonidial cells. Volvox Leeuwenhoek . 199 199 (204) Colonies with distinct protoplasmic processes connecting the cells 200 200 (203) Protoplasmic processes very stout. 201 (202) Colonies dioecious. Volvox perglobator Powers 1908.. Colonies often exceeding i mm. in diameter. Ova or oosperms not infrequently numbering several hundred in a colony. Very common in the United States. Fi Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/fresh-water-biology-freshwater-biology-flagellate-protozoa-mastigophora-269-198-19s-protoplasmic-processes-connecting-cells-usually-distinct-poles-of-colony-not-differentiated-by-arrangement-of-vegetative-and-gonidial-cells-volvox-leeuwenhoek-199-199-204-colonies-with-distinct-protoplasmic-processes-connecting-the-cells-200-200-203-protoplasmic-processes-very-stout-201-202-colonies-dioecious-volvox-perglobator-powers-1908-colonies-often-exceeding-i-mm-in-diameter-ova-or-oosperms-not-infrequently-numbering-several-hundred-in-a-colony-very-common-in-the-united-states-fi-image216352040.htmlRMPFYK6G–. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 269 198 (19s) Protoplasmic processes connecting cells usually distinct. Poles of colony not differentiated by arrangement of vegetative and gonidial cells. Volvox Leeuwenhoek . 199 199 (204) Colonies with distinct protoplasmic processes connecting the cells 200 200 (203) Protoplasmic processes very stout. 201 (202) Colonies dioecious. Volvox perglobator Powers 1908.. Colonies often exceeding i mm. in diameter. Ova or oosperms not infrequently numbering several hundred in a colony. Very common in the United States. Fi
micrography showing lots of various translucent freshwater microorganisms in dark back Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-micrography-showing-lots-of-various-translucent-freshwater-microorganisms-130944153.htmlRFHH10GW–micrography showing lots of various translucent freshwater microorganisms in dark back
![. The British freshwater Rhizopoda and Heliozoa. Rhizopoda; Heliozoa; Freshwater animals. PSEUD0»HELIOZOA. 67 Flagellata. An account of several sucli forms is given lay Penard, in addition to which the following may be noted : Giliopli,rys Cienkowski has two phases; in the one it appears as a typical Heliozoon with stiff radiating pseudopodia; in the other it is a typical flagellate. " In the process of transformation the Heliozoon- form retracts its pseudqpodia, its body becomes amoeboid and a flagellum grows out; finally the animal becomes a pear-shaped flagellate swimming by means of i Stock Photo](https://c8.alamy.com/comp/RE1JB9/the-british-freshwater-rhizopoda-and-heliozoa-rhizopoda-heliozoa-freshwater-animals-pseud0heliozoa-67-flagellata-an-account-of-several-sucli-forms-is-given-lay-penard-in-addition-to-which-the-following-may-be-noted-gilioplirys-cienkowski-has-two-phases-in-the-one-it-appears-as-a-typical-heliozoon-with-stiff-radiating-pseudopodia-in-the-other-it-is-a-typical-flagellate-quot-in-the-process-of-transformation-the-heliozoon-form-retracts-its-pseudqpodia-its-body-becomes-amoeboid-and-a-flagellum-grows-out-finally-the-animal-becomes-a-pear-shaped-flagellate-swimming-by-means-of-i-RE1JB9.jpg ". The British freshwater Rhizopoda and Heliozoa. Rhizopoda; Heliozoa; Freshwater animals. PSEUD0»HELIOZOA. 67 Flagellata. An account of several sucli forms is given lay Penard, in addition to which the following may be noted : Giliopli,rys Cienkowski has two phases; in the one it appears as a typical Heliozoon with stiff radiating pseudopodia; in the other it is a typical flagellate. " In the process of transformation the Heliozoon- form retracts its pseudqpodia, its body becomes amoeboid and a flagellum grows out; finally the animal becomes a pear-shaped flagellate swimming by means of i Stock Photo")
. The British freshwater Rhizopoda and Heliozoa. Rhizopoda; Heliozoa; Freshwater animals. PSEUD0»HELIOZOA. 67 Flagellata. An account of several sucli forms is given lay Penard, in addition to which the following may be noted : Giliopli,rys Cienkowski has two phases; in the one it appears as a typical Heliozoon with stiff radiating pseudopodia; in the other it is a typical flagellate. " In the process of transformation the Heliozoon- form retracts its pseudqpodia, its body becomes amoeboid and a flagellum grows out; finally the animal becomes a pear-shaped flagellate swimming by means of i Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-british-freshwater-rhizopoda-and-heliozoa-rhizopoda-heliozoa-freshwater-animals-pseud0heliozoa-67-flagellata-an-account-of-several-sucli-forms-is-given-lay-penard-in-addition-to-which-the-following-may-be-noted-gilioplirys-cienkowski-has-two-phases-in-the-one-it-appears-as-a-typical-heliozoon-with-stiff-radiating-pseudopodia-in-the-other-it-is-a-typical-flagellate-quot-in-the-process-of-transformation-the-heliozoon-form-retracts-its-pseudqpodia-its-body-becomes-amoeboid-and-a-flagellum-grows-out-finally-the-animal-becomes-a-pear-shaped-flagellate-swimming-by-means-of-i-image232376349.htmlRMRE1JB9–. The British freshwater Rhizopoda and Heliozoa. Rhizopoda; Heliozoa; Freshwater animals. PSEUD0»HELIOZOA. 67 Flagellata. An account of several sucli forms is given lay Penard, in addition to which the following may be noted : Giliopli,rys Cienkowski has two phases; in the one it appears as a typical Heliozoon with stiff radiating pseudopodia; in the other it is a typical flagellate. " In the process of transformation the Heliozoon- form retracts its pseudqpodia, its body becomes amoeboid and a flagellum grows out; finally the animal becomes a pear-shaped flagellate swimming by means of i
. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 265 167 (166) Body not enclosed by a lorica Carleria Diesing. 168 (165) Flagella usually two; often forming colonies 169 169 (180) Not forming colonies 170 170 (177) Body with closely attached cuticle 171 171 (172) Usually without chromatophores; occasionally a colored eye-spot. Ellipsoidal, two contractile vacuoles. Polytoma Ehrenberg. Representative species. . Polytoma woella Ehrenberg 1838. Flagella two, equal, longer than the body, both extending forward with loop-like flexures at their bases. Endoplasm usually g Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/fresh-water-biology-freshwater-biology-flagellate-protozoa-mastigophora-265-167-166-body-not-enclosed-by-a-lorica-carleria-diesing-168-165-flagella-usually-two-often-forming-colonies-169-169-180-not-forming-colonies-170-170-177-body-with-closely-attached-cuticle-171-171-172-usually-without-chromatophores-occasionally-a-colored-eye-spot-ellipsoidal-two-contractile-vacuoles-polytoma-ehrenberg-representative-species-polytoma-woella-ehrenberg-1838-flagella-two-equal-longer-than-the-body-both-extending-forward-with-loop-like-flexures-at-their-bases-endoplasm-usually-g-image216352096.htmlRMPFYK8G–. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 265 167 (166) Body not enclosed by a lorica Carleria Diesing. 168 (165) Flagella usually two; often forming colonies 169 169 (180) Not forming colonies 170 170 (177) Body with closely attached cuticle 171 171 (172) Usually without chromatophores; occasionally a colored eye-spot. Ellipsoidal, two contractile vacuoles. Polytoma Ehrenberg. Representative species. . Polytoma woella Ehrenberg 1838. Flagella two, equal, longer than the body, both extending forward with loop-like flexures at their bases. Endoplasm usually g
. Fresh-water biology. Freshwater biology. 146 FRESH-WATER BIOLOGY 86 (84, 85,87) Colony spherical or ellipsoidal; cells of two types, vegetative and gorddial, which lie in the anterior and posterior parts of the colony respectively Pleodorina Shaw. Colony consists of a spherical or elliptical coenobium of greenish, bi-flagellate cells of two types, vegetative and gonidial, in the anterior and posterior parts of the colony respectively which lie in the periphery of a hyaline gelatinous matrix and are surrounded by a common hyaline envelop. Cells each with one reddish stigma which is more promi Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/fresh-water-biology-freshwater-biology-146-fresh-water-biology-86-84-8587-colony-spherical-or-ellipsoidal-cells-of-two-types-vegetative-and-gorddial-which-lie-in-the-anterior-and-posterior-parts-of-the-colony-respectively-pleodorina-shaw-colony-consists-of-a-spherical-or-elliptical-coenobium-of-greenish-bi-flagellate-cells-of-two-types-vegetative-and-gonidial-in-the-anterior-and-posterior-parts-of-the-colony-respectively-which-lie-in-the-periphery-of-a-hyaline-gelatinous-matrix-and-are-surrounded-by-a-common-hyaline-envelop-cells-each-with-one-reddish-stigma-which-is-more-promi-image231972700.htmlRMRDB7F8–. Fresh-water biology. Freshwater biology. 146 FRESH-WATER BIOLOGY 86 (84, 85,87) Colony spherical or ellipsoidal; cells of two types, vegetative and gorddial, which lie in the anterior and posterior parts of the colony respectively Pleodorina Shaw. Colony consists of a spherical or elliptical coenobium of greenish, bi-flagellate cells of two types, vegetative and gonidial, in the anterior and posterior parts of the colony respectively which lie in the periphery of a hyaline gelatinous matrix and are surrounded by a common hyaline envelop. Cells each with one reddish stigma which is more promi
. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 267 188 (189) Colony ellipsoidal or spherical with cells reaching toward the center. Pandorina Bory de Saint Vincent. Representative species. Pandorina morum Bory de Saint Vincent 1824. Cells sixteen or thirty-two; enclosed within a definite membrane which does not touch the surface of the indi- viduals. Each cell bears two long flagella. Fig. 446. Pandorina morum. cv, contractile vacuole; 5^ stigma. X 250. (After Piingsheim.). 189 (188) Colony ellipsoidal with sixteen cells in four rows around a longi- tudinal axis. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/fresh-water-biology-freshwater-biology-flagellate-protozoa-mastigophora-267-188-189-colony-ellipsoidal-or-spherical-with-cells-reaching-toward-the-center-pandorina-bory-de-saint-vincent-representative-species-pandorina-morum-bory-de-saint-vincent-1824-cells-sixteen-or-thirty-two-enclosed-within-a-definite-membrane-which-does-not-touch-the-surface-of-the-indi-viduals-each-cell-bears-two-long-flagella-fig-446-pandorina-morum-cv-contractile-vacuole-5-stigma-x-250-after-piingsheim-189-188-colony-ellipsoidal-with-sixteen-cells-in-four-rows-around-a-longi-tudinal-axis-image216352078.htmlRMPFYK7X–. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 267 188 (189) Colony ellipsoidal or spherical with cells reaching toward the center. Pandorina Bory de Saint Vincent. Representative species. Pandorina morum Bory de Saint Vincent 1824. Cells sixteen or thirty-two; enclosed within a definite membrane which does not touch the surface of the indi- viduals. Each cell bears two long flagella. Fig. 446. Pandorina morum. cv, contractile vacuole; 5^ stigma. X 250. (After Piingsheim.). 189 (188) Colony ellipsoidal with sixteen cells in four rows around a longi- tudinal axis.
. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 261 144 (143) Shaped as Cyathomonas, but with pharynx and without refractive bodies Chilomonas Ehrenberg. Representative species. Chilomonas Paramecium Ehrenberg 1831. Body elongate-oval, anterior margin with a lip-like projection. Flagella subequal in length. Endoplasm usually enclosing dark-colored corpuscles. Length 25 to 40 jj. Stagnant infusions; very common. Fig. 428. Chilomonas Paramecium. X 350. (After Conn.) 14s (142) With two brown or green chromatophores. Shaped as Chilo- monas. . Cryplomonas Ehrenberg. Re Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/fresh-water-biology-freshwater-biology-flagellate-protozoa-mastigophora-261-144-143-shaped-as-cyathomonas-but-with-pharynx-and-without-refractive-bodies-chilomonas-ehrenberg-representative-species-chilomonas-paramecium-ehrenberg-1831-body-elongate-oval-anterior-margin-with-a-lip-like-projection-flagella-subequal-in-length-endoplasm-usually-enclosing-dark-colored-corpuscles-length-25-to-40-jj-stagnant-infusions-very-common-fig-428-chilomonas-paramecium-x-350-after-conn-14s-142-with-two-brown-or-green-chromatophores-shaped-as-chilo-monas-cryplomonas-ehrenberg-re-image231909741.htmlRMRD8B6N–. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 261 144 (143) Shaped as Cyathomonas, but with pharynx and without refractive bodies Chilomonas Ehrenberg. Representative species. Chilomonas Paramecium Ehrenberg 1831. Body elongate-oval, anterior margin with a lip-like projection. Flagella subequal in length. Endoplasm usually enclosing dark-colored corpuscles. Length 25 to 40 jj. Stagnant infusions; very common. Fig. 428. Chilomonas Paramecium. X 350. (After Conn.) 14s (142) With two brown or green chromatophores. Shaped as Chilo- monas. . Cryplomonas Ehrenberg. Re
. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 247 28 (27) Free, like Monas, but with the anterior end oblique. Physomonas Kent. Representative species Physomonas elongala Stokes 1886. Body elongate-ovate, changeable in shape; free-swimming or temporarily attached by a very short pedicel. Flagella two, unequal. Contractile vacuole anterior in position. Length about 12 m- Swamp water. Fig. 374. Physomonas elongata. cv, contractile vacuole; fl, nucleus. X 1000. (After Stokes.) 29 (22) Forming colonies. Two flagella. 30 3° (33) One zooid upon the end of each branch Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/fresh-water-biology-freshwater-biology-flagellate-protozoa-mastigophora-247-28-27-free-like-monas-but-with-the-anterior-end-oblique-physomonas-kent-representative-species-physomonas-elongala-stokes-1886-body-elongate-ovate-changeable-in-shape-free-swimming-or-temporarily-attached-by-a-very-short-pedicel-flagella-two-unequal-contractile-vacuole-anterior-in-position-length-about-12-m-swamp-water-fig-374-physomonas-elongata-cv-contractile-vacuole-fl-nucleus-x-1000-after-stokes-29-22-forming-colonies-two-flagella-30-3-33-one-zooid-upon-the-end-of-each-branch-image216352200.htmlRMPFYKC8–. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 247 28 (27) Free, like Monas, but with the anterior end oblique. Physomonas Kent. Representative species Physomonas elongala Stokes 1886. Body elongate-ovate, changeable in shape; free-swimming or temporarily attached by a very short pedicel. Flagella two, unequal. Contractile vacuole anterior in position. Length about 12 m- Swamp water. Fig. 374. Physomonas elongata. cv, contractile vacuole; fl, nucleus. X 1000. (After Stokes.) 29 (22) Forming colonies. Two flagella. 30 3° (33) One zooid upon the end of each branch
. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 255 99 (loo) Resembling Spkenomonas, but without ridges; flagella two, unequal. Clostonema Stokes. Representative species. , . . Clostonema socialis Stokes 1886. Body fusiform, with a short, rounded posterior prolongation. Primary flagel- lum as long as the body; secondary, about one-fourth as long. A long, pha- ryngeal passage present. Length about 20 ji. In standing water. Fig. 407. Clostonema socialis. X 600. (After Stokes.) ICX3 (99) Resembling Clostonema, but with a single flagellum. Menoidium Perty. Representat Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/fresh-water-biology-freshwater-biology-flagellate-protozoa-mastigophora-255-99-loo-resembling-spkenomonas-but-without-ridges-flagella-two-unequal-clostonema-stokes-representative-species-clostonema-socialis-stokes-1886-body-fusiform-with-a-short-rounded-posterior-prolongation-primary-flagel-lum-as-long-as-the-body-secondary-about-one-fourth-as-long-a-long-pha-ryngeal-passage-present-length-about-20-ji-in-standing-water-fig-407-clostonema-socialis-x-600-after-stokes-icx3-99-resembling-clostonema-but-with-a-single-flagellum-menoidium-perty-representat-image231909811.htmlRMRD8B97–. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 255 99 (loo) Resembling Spkenomonas, but without ridges; flagella two, unequal. Clostonema Stokes. Representative species. , . . Clostonema socialis Stokes 1886. Body fusiform, with a short, rounded posterior prolongation. Primary flagel- lum as long as the body; secondary, about one-fourth as long. A long, pha- ryngeal passage present. Length about 20 ji. In standing water. Fig. 407. Clostonema socialis. X 600. (After Stokes.) ICX3 (99) Resembling Clostonema, but with a single flagellum. Menoidium Perty. Representat
. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 249 45 (44) Body spiral, elongated Spiromonas Perty. Representative species. . Spiromonas angusta Dujardin 1841. Body five or six times as long as broad. Fla- gella subequal, as long as the body, one directed forward; body sometimes temporarily attached by one. Length 10 n. Hay infusions. Fig. 382. Spiromonas angusla. X looo. (After Conn.) There is doubt as to the identity of Conn's form. 46 (43) Body neither spiral nor oblique 47 47 (48) Kidney-shaped to spherical; flagella arising from a ventral depres- sion, one t Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/fresh-water-biology-freshwater-biology-flagellate-protozoa-mastigophora-249-45-44-body-spiral-elongated-spiromonas-perty-representative-species-spiromonas-angusta-dujardin-1841-body-five-or-six-times-as-long-as-broad-fla-gella-subequal-as-long-as-the-body-one-directed-forward-body-sometimes-temporarily-attached-by-one-length-10-n-hay-infusions-fig-382-spiromonas-angusla-x-looo-after-conn-there-is-doubt-as-to-the-identity-of-conns-form-46-43-body-neither-spiral-nor-oblique-47-47-48-kidney-shaped-to-spherical-flagella-arising-from-a-ventral-depres-sion-one-t-image216352180.htmlRMPFYKBG–. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 249 45 (44) Body spiral, elongated Spiromonas Perty. Representative species. . Spiromonas angusta Dujardin 1841. Body five or six times as long as broad. Fla- gella subequal, as long as the body, one directed forward; body sometimes temporarily attached by one. Length 10 n. Hay infusions. Fig. 382. Spiromonas angusla. X looo. (After Conn.) There is doubt as to the identity of Conn's form. 46 (43) Body neither spiral nor oblique 47 47 (48) Kidney-shaped to spherical; flagella arising from a ventral depres- sion, one t
. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 269 198 (19s) Protoplasmic processes connecting cells usually distinct. Poles of colony not differentiated by arrangement of vegetative and gonidial cells. Volvox Leeuwenhoek . 199 199 (204) Colonies with distinct protoplasmic processes connecting the cells 200 200 (203) Protoplasmic processes very stout. 201 (202) Colonies dioecious. Volvox perglobator Powers 1908.. Colonies often exceeding i mm. in diameter. Ova or oosperms not infrequently numbering several hundred in a colony. Very common in the United States. Fi Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/fresh-water-biology-freshwater-biology-flagellate-protozoa-mastigophora-269-198-19s-protoplasmic-processes-connecting-cells-usually-distinct-poles-of-colony-not-differentiated-by-arrangement-of-vegetative-and-gonidial-cells-volvox-leeuwenhoek-199-199-204-colonies-with-distinct-protoplasmic-processes-connecting-the-cells-200-200-203-protoplasmic-processes-very-stout-201-202-colonies-dioecious-volvox-perglobator-powers-1908-colonies-often-exceeding-i-mm-in-diameter-ova-or-oosperms-not-infrequently-numbering-several-hundred-in-a-colony-very-common-in-the-united-states-fi-image231909473.htmlRMRD8AW5–. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 269 198 (19s) Protoplasmic processes connecting cells usually distinct. Poles of colony not differentiated by arrangement of vegetative and gonidial cells. Volvox Leeuwenhoek . 199 199 (204) Colonies with distinct protoplasmic processes connecting the cells 200 200 (203) Protoplasmic processes very stout. 201 (202) Colonies dioecious. Volvox perglobator Powers 1908.. Colonies often exceeding i mm. in diameter. Ova or oosperms not infrequently numbering several hundred in a colony. Very common in the United States. Fi
. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 263 156 (iSS) Forming annular colonies; individuals closely united. Flagella two, unequal Cyclonexis Stokes. Representative species. . Cyclonexis annularis Stokes 1886.. From ten to twenty zooids, not in contact in older colonies, leav- ing a central, circular space. Zooids obovate, about twice as long as broad. Length of zooid 10 to 15 11. Marsh water. Fig. 434. Cyclonexis annularis. X 625. (After Conn.) 157 (138) Withalorica 158 158 (163) Not forming colonies 159 159 (162) Lorica sessile 160 160 (161) Lorica beaker Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/fresh-water-biology-freshwater-biology-flagellate-protozoa-mastigophora-263-156-iss-forming-annular-colonies-individuals-closely-united-flagella-two-unequal-cyclonexis-stokes-representative-species-cyclonexis-annularis-stokes-1886-from-ten-to-twenty-zooids-not-in-contact-in-older-colonies-leav-ing-a-central-circular-space-zooids-obovate-about-twice-as-long-as-broad-length-of-zooid-10-to-15-11-marsh-water-fig-434-cyclonexis-annularis-x-625-after-conn-157-138-withalorica-158-158-163-not-forming-colonies-159-159-162-lorica-sessile-160-160-161-lorica-beaker-image216352114.htmlRMPFYK96–. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 263 156 (iSS) Forming annular colonies; individuals closely united. Flagella two, unequal Cyclonexis Stokes. Representative species. . Cyclonexis annularis Stokes 1886.. From ten to twenty zooids, not in contact in older colonies, leav- ing a central, circular space. Zooids obovate, about twice as long as broad. Length of zooid 10 to 15 11. Marsh water. Fig. 434. Cyclonexis annularis. X 625. (After Conn.) 157 (138) Withalorica 158 158 (163) Not forming colonies 159 159 (162) Lorica sessile 160 160 (161) Lorica beaker
. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 247 28 (27) Free, like Monas, but with the anterior end oblique. Physomonas Kent. Representative species Physomonas elongala Stokes 1886. Body elongate-ovate, changeable in shape; free-swimming or temporarily attached by a very short pedicel. Flagella two, unequal. Contractile vacuole anterior in position. Length about 12 m- Swamp water. Fig. 374. Physomonas elongata. cv, contractile vacuole; fl, nucleus. X 1000. (After Stokes.) 29 (22) Forming colonies. Two flagella. 30 3° (33) One zooid upon the end of each branch Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/fresh-water-biology-freshwater-biology-flagellate-protozoa-mastigophora-247-28-27-free-like-monas-but-with-the-anterior-end-oblique-physomonas-kent-representative-species-physomonas-elongala-stokes-1886-body-elongate-ovate-changeable-in-shape-free-swimming-or-temporarily-attached-by-a-very-short-pedicel-flagella-two-unequal-contractile-vacuole-anterior-in-position-length-about-12-m-swamp-water-fig-374-physomonas-elongata-cv-contractile-vacuole-fl-nucleus-x-1000-after-stokes-29-22-forming-colonies-two-flagella-30-3-33-one-zooid-upon-the-end-of-each-branch-image231909891.htmlRMRD8BC3–. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 247 28 (27) Free, like Monas, but with the anterior end oblique. Physomonas Kent. Representative species Physomonas elongala Stokes 1886. Body elongate-ovate, changeable in shape; free-swimming or temporarily attached by a very short pedicel. Flagella two, unequal. Contractile vacuole anterior in position. Length about 12 m- Swamp water. Fig. 374. Physomonas elongata. cv, contractile vacuole; fl, nucleus. X 1000. (After Stokes.) 29 (22) Forming colonies. Two flagella. 30 3° (33) One zooid upon the end of each branch
. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 265 167 (166) Body not enclosed by a lorica Carleria Diesing. 168 (165) Flagella usually two; often forming colonies 169 169 (180) Not forming colonies 170 170 (177) Body with closely attached cuticle 171 171 (172) Usually without chromatophores; occasionally a colored eye-spot. Ellipsoidal, two contractile vacuoles. Polytoma Ehrenberg. Representative species. . Polytoma woella Ehrenberg 1838. Flagella two, equal, longer than the body, both extending forward with loop-like flexures at their bases. Endoplasm usually g Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/fresh-water-biology-freshwater-biology-flagellate-protozoa-mastigophora-265-167-166-body-not-enclosed-by-a-lorica-carleria-diesing-168-165-flagella-usually-two-often-forming-colonies-169-169-180-not-forming-colonies-170-170-177-body-with-closely-attached-cuticle-171-171-172-usually-without-chromatophores-occasionally-a-colored-eye-spot-ellipsoidal-two-contractile-vacuoles-polytoma-ehrenberg-representative-species-polytoma-woella-ehrenberg-1838-flagella-two-equal-longer-than-the-body-both-extending-forward-with-loop-like-flexures-at-their-bases-endoplasm-usually-g-image231909653.htmlRMRD8B3H–. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 265 167 (166) Body not enclosed by a lorica Carleria Diesing. 168 (165) Flagella usually two; often forming colonies 169 169 (180) Not forming colonies 170 170 (177) Body with closely attached cuticle 171 171 (172) Usually without chromatophores; occasionally a colored eye-spot. Ellipsoidal, two contractile vacuoles. Polytoma Ehrenberg. Representative species. . Polytoma woella Ehrenberg 1838. Flagella two, equal, longer than the body, both extending forward with loop-like flexures at their bases. Endoplasm usually g
. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 267 188 (189) Colony ellipsoidal or spherical with cells reaching toward the center. Pandorina Bory de Saint Vincent. Representative species. Pandorina morum Bory de Saint Vincent 1824. Cells sixteen or thirty-two; enclosed within a definite membrane which does not touch the surface of the indi- viduals. Each cell bears two long flagella. Fig. 446. Pandorina morum. cv, contractile vacuole; 5^ stigma. X 250. (After Piingsheim.). 189 (188) Colony ellipsoidal with sixteen cells in four rows around a longi- tudinal axis. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/fresh-water-biology-freshwater-biology-flagellate-protozoa-mastigophora-267-188-189-colony-ellipsoidal-or-spherical-with-cells-reaching-toward-the-center-pandorina-bory-de-saint-vincent-representative-species-pandorina-morum-bory-de-saint-vincent-1824-cells-sixteen-or-thirty-two-enclosed-within-a-definite-membrane-which-does-not-touch-the-surface-of-the-indi-viduals-each-cell-bears-two-long-flagella-fig-446-pandorina-morum-cv-contractile-vacuole-5-stigma-x-250-after-piingsheim-189-188-colony-ellipsoidal-with-sixteen-cells-in-four-rows-around-a-longi-tudinal-axis-image231909590.htmlRMRD8B1A–. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 267 188 (189) Colony ellipsoidal or spherical with cells reaching toward the center. Pandorina Bory de Saint Vincent. Representative species. Pandorina morum Bory de Saint Vincent 1824. Cells sixteen or thirty-two; enclosed within a definite membrane which does not touch the surface of the indi- viduals. Each cell bears two long flagella. Fig. 446. Pandorina morum. cv, contractile vacuole; 5^ stigma. X 250. (After Piingsheim.). 189 (188) Colony ellipsoidal with sixteen cells in four rows around a longi- tudinal axis.
. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 249 45 (44) Body spiral, elongated Spiromonas Perty. Representative species. . Spiromonas angusta Dujardin 1841. Body five or six times as long as broad. Fla- gella subequal, as long as the body, one directed forward; body sometimes temporarily attached by one. Length 10 n. Hay infusions. Fig. 382. Spiromonas angusla. X looo. (After Conn.) There is doubt as to the identity of Conn's form. 46 (43) Body neither spiral nor oblique 47 47 (48) Kidney-shaped to spherical; flagella arising from a ventral depres- sion, one t Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/fresh-water-biology-freshwater-biology-flagellate-protozoa-mastigophora-249-45-44-body-spiral-elongated-spiromonas-perty-representative-species-spiromonas-angusta-dujardin-1841-body-five-or-six-times-as-long-as-broad-fla-gella-subequal-as-long-as-the-body-one-directed-forward-body-sometimes-temporarily-attached-by-one-length-10-n-hay-infusions-fig-382-spiromonas-angusla-x-looo-after-conn-there-is-doubt-as-to-the-identity-of-conns-form-46-43-body-neither-spiral-nor-oblique-47-47-48-kidney-shaped-to-spherical-flagella-arising-from-a-ventral-depres-sion-one-t-image231909848.htmlRMRD8BAG–. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 249 45 (44) Body spiral, elongated Spiromonas Perty. Representative species. . Spiromonas angusta Dujardin 1841. Body five or six times as long as broad. Fla- gella subequal, as long as the body, one directed forward; body sometimes temporarily attached by one. Length 10 n. Hay infusions. Fig. 382. Spiromonas angusla. X looo. (After Conn.) There is doubt as to the identity of Conn's form. 46 (43) Body neither spiral nor oblique 47 47 (48) Kidney-shaped to spherical; flagella arising from a ventral depres- sion, one t
. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 263 156 (iSS) Forming annular colonies; individuals closely united. Flagella two, unequal Cyclonexis Stokes. Representative species. . Cyclonexis annularis Stokes 1886.. From ten to twenty zooids, not in contact in older colonies, leav- ing a central, circular space. Zooids obovate, about twice as long as broad. Length of zooid 10 to 15 11. Marsh water. Fig. 434. Cyclonexis annularis. X 625. (After Conn.) 157 (138) Withalorica 158 158 (163) Not forming colonies 159 159 (162) Lorica sessile 160 160 (161) Lorica beaker Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/fresh-water-biology-freshwater-biology-flagellate-protozoa-mastigophora-263-156-iss-forming-annular-colonies-individuals-closely-united-flagella-two-unequal-cyclonexis-stokes-representative-species-cyclonexis-annularis-stokes-1886-from-ten-to-twenty-zooids-not-in-contact-in-older-colonies-leav-ing-a-central-circular-space-zooids-obovate-about-twice-as-long-as-broad-length-of-zooid-10-to-15-11-marsh-water-fig-434-cyclonexis-annularis-x-625-after-conn-157-138-withalorica-158-158-163-not-forming-colonies-159-159-162-lorica-sessile-160-160-161-lorica-beaker-image231909703.htmlRMRD8B5B–. Fresh-water biology. Freshwater biology. FLAGELLATE PROTOZOA (MASTIGOPHORA) 263 156 (iSS) Forming annular colonies; individuals closely united. Flagella two, unequal Cyclonexis Stokes. Representative species. . Cyclonexis annularis Stokes 1886.. From ten to twenty zooids, not in contact in older colonies, leav- ing a central, circular space. Zooids obovate, about twice as long as broad. Length of zooid 10 to 15 11. Marsh water. Fig. 434. Cyclonexis annularis. X 625. (After Conn.) 157 (138) Withalorica 158 158 (163) Not forming colonies 159 159 (162) Lorica sessile 160 160 (161) Lorica beaker
