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Silurian devonian Stock Photos and Images
Palaeozoology - Silurian/Devonian period - Arthropod Merostoma - Pterygotus - Art work by Deborah Mansfield Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-palaeozoology-siluriandevonian-period-arthropod-merostoma-pterygotus-86106484.htmlRMF02DKG–Palaeozoology - Silurian/Devonian period - Arthropod Merostoma - Pterygotus - Art work by Deborah Mansfield
The Silurian is a geologic period and system that extends from the end of the Ordovician Period (440 million years ago), to the beginning of the Devonian Period. A significant evolutionary milestone during the Silurian was the appearance of jawed and bony Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-the-silurian-is-a-geologic-period-and-system-that-extends-from-the-104005878.htmlRMG15TFJ–The Silurian is a geologic period and system that extends from the end of the Ordovician Period (440 million years ago), to the beginning of the Devonian Period. A significant evolutionary milestone during the Silurian was the appearance of jawed and bony
Trilobite Calymene blumbeybachi Silurian Devonian Wenlock series Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-trilobite-calymene-blumbeybachi-silurian-devonian-wenlock-series-19249707.htmlRMB38W5F–Trilobite Calymene blumbeybachi Silurian Devonian Wenlock series
Syringopora caespitosa, Print, Syringopora is an extinct genus of phaceloid tabulate coral. It has been found in rocks ranging in age from the Ordovician to the Permian, although it was most widespread during the Silurian, Devonian, and Carboniferous periods. Among other places, it has been found in the Columbus Limestone in Ohio, and in the Spring Branch Member of the Lecompton Limestone in Kansas Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/syringopora-caespitosa-print-syringopora-is-an-extinct-genus-of-phaceloid-tabulate-coral-it-has-been-found-in-rocks-ranging-in-age-from-the-ordovician-to-the-permian-although-it-was-most-widespread-during-the-silurian-devonian-and-carboniferous-periods-among-other-places-it-has-been-found-in-the-columbus-limestone-in-ohio-and-in-the-spring-branch-member-of-the-lecompton-limestone-in-kansas-image328702276.htmlRM2A2NK30–Syringopora caespitosa, Print, Syringopora is an extinct genus of phaceloid tabulate coral. It has been found in rocks ranging in age from the Ordovician to the Permian, although it was most widespread during the Silurian, Devonian, and Carboniferous periods. Among other places, it has been found in the Columbus Limestone in Ohio, and in the Spring Branch Member of the Lecompton Limestone in Kansas
Pterygotus Scorpion Eurypterid Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/pterygotus-scorpion-eurypterid-image483640656.htmlRF2K2RMGG–Pterygotus Scorpion Eurypterid
Sir Roderick Impey Murchison, 1st Baronet (1792-1871), the Scottish geologist who first described and investigated the Silurian system, shown holding a fossil in a photo by Camille Silvy on October 10, 1860. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/sir-roderick-impey-murchison-1st-baronet-1792-1871-the-scottish-geologist-who-first-described-and-investigated-the-silurian-system-shown-holding-a-fossil-in-a-photo-by-camille-silvy-on-october-10-1860-image385156509.htmlRM2DAHB1H–Sir Roderick Impey Murchison, 1st Baronet (1792-1871), the Scottish geologist who first described and investigated the Silurian system, shown holding a fossil in a photo by Camille Silvy on October 10, 1860.
Petrified animals found in the Silurian and Devonian System, found in the layers of earth Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/petrified-animals-found-in-the-silurian-and-devonian-system-found-in-the-layers-of-earth-image622166350.htmlRM2Y463EP–Petrified animals found in the Silurian and Devonian System, found in the layers of earth
Ocean Pterygotus Scorpion Fish - Pterygotus was a carnivorous sea scorpion that lived in the Silurian and Devonian Periods. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/ocean-pterygotus-scorpion-fish-pterygotus-was-a-carnivorous-sea-scorpion-that-lived-in-the-silurian-and-devonian-periods-image218318542.htmlRFPK57EP–Ocean Pterygotus Scorpion Fish - Pterygotus was a carnivorous sea scorpion that lived in the Silurian and Devonian Periods.
Artist rendition of Acutirmus from the Late Silurian period Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-artist-rendition-of-acutirmus-from-the-late-silurian-period-50258586.htmlRMCWND9E–Artist rendition of Acutirmus from the Late Silurian period
Pterygotus was a carnivorous marine arthropod that lived in seas of the Silurian and Devonian Periods. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/pterygotus-was-a-carnivorous-marine-arthropod-that-lived-in-seas-of-the-silurian-and-devonian-periods-image330530548.htmlRF2A5MY2C–Pterygotus was a carnivorous marine arthropod that lived in seas of the Silurian and Devonian Periods.
Stromatolites in Bossardville Limestone (Fossil Blue Green Algae) Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stromatolites-in-bossardville-limestone-fossil-blue-green-algae-image487578110.htmlRM2K972RX–Stromatolites in Bossardville Limestone (Fossil Blue Green Algae)
Roderick Impey Murchison, Scottish-born British geologist, c1860. Artist: Unknown Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/roderick-impey-murchison-scottish-born-british-geologist-c1860-artist-image8383290.htmlRMAJA1RB–Roderick Impey Murchison, Scottish-born British geologist, c1860. Artist: Unknown
Fossil Scyphocrinites Crinoids, Sea Lilies, Morocco Upper Silurian (420 million years ago) Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/fossil-scyphocrinites-crinoids-sea-lilies-morocco-upper-silurian-420-million-years-ago-image236745198.htmlRMRN4JWJ–Fossil Scyphocrinites Crinoids, Sea Lilies, Morocco Upper Silurian (420 million years ago)
Roderick Impey Murchison, Scottish geologist, 1870. Artist: Carlo Pellegrini Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/roderick-impey-murchison-scottish-geologist-1870-artist-carlo-pellegrini-image8383590.htmlRMAJA3J7–Roderick Impey Murchison, Scottish geologist, 1870. Artist: Carlo Pellegrini
Ammonites, illustration Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/ammonites-illustration-image430102543.htmlRF2FYMT53–Ammonites, illustration
Pterygotus was a carnivorous sea scorpion that lived in worldwide seas of the Silurian and Devonian Periods. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/pterygotus-was-a-carnivorous-sea-scorpion-that-lived-in-worldwide-seas-of-the-silurian-and-devonian-periods-image470491549.htmlRF2J9CMNH–Pterygotus was a carnivorous sea scorpion that lived in worldwide seas of the Silurian and Devonian Periods.
Fossils of the Devonian or Rhenish Formation, strata system between Silurian and coal formations in sandstone, Jurassic period, Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-fossils-of-the-devonian-or-rhenish-formation-strata-system-between-48124855.htmlRMCP87MR–Fossils of the Devonian or Rhenish Formation, strata system between Silurian and coal formations in sandstone, Jurassic period,
Brachiopoda and biostratigraphy of the Silurian-Devonian Delorme Formation in the District of Mackenzie, the Yukon (1984) (20219311240) Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-brachiopoda-and-biostratigraphy-of-the-silurian-devonian-delorme-formation-175057509.htmlRMM4PFHW–Brachiopoda and biostratigraphy of the Silurian-Devonian Delorme Formation in the District of Mackenzie, the Yukon (1984) (20219311240)
Psilotum nudum, known as the skeleton fork fern, is a fernlike plant in the order Psilotales, it lacks roots. Psilotum nudum is considered a 'primitive' plant – a descendent of possibly the first group of vascular plants which were widespread during the Devonian and Silurian periods. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-image-psilotum-nudum-known-as-the-skeleton-fork-fern-is-a-fernlike-plant-165992737.htmlRMKJ1HC1–Psilotum nudum, known as the skeleton fork fern, is a fernlike plant in the order Psilotales, it lacks roots. Psilotum nudum is considered a 'primitive' plant – a descendent of possibly the first group of vascular plants which were widespread during the Devonian and Silurian periods.
Cooksonia sp, Tracheophyta, Late Silurian-Devonian. Artwork by Bridgette James. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-cooksonia-sp-tracheophyta-late-silurian-devonian-artwork-by-bridgette-86107632.htmlRMF02F4G–Cooksonia sp, Tracheophyta, Late Silurian-Devonian. Artwork by Bridgette James.
The Silurian is a geologic period and system that extends from the end of the Ordovician Period (440 million years ago), to the beginning of the Devonian Period. A significant evolutionary milestone during the Silurian was the appearance of jawed and bony Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-the-silurian-is-a-geologic-period-and-system-that-extends-from-the-104003523.htmlRMG15NFF–The Silurian is a geologic period and system that extends from the end of the Ordovician Period (440 million years ago), to the beginning of the Devonian Period. A significant evolutionary milestone during the Silurian was the appearance of jawed and bony
Pterygotus Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-pterygotus-118088967.htmlRFGT3BK3–Pterygotus
Syringopora serpens, Print, Syringopora is an extinct genus of phaceloid tabulate coral. It has been found in rocks ranging in age from the Ordovician to the Permian, although it was most widespread during the Silurian, Devonian, and Carboniferous periods. Among other places, it has been found in the Columbus Limestone in Ohio, and in the Spring Branch Member of the Lecompton Limestone in Kansas Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/syringopora-serpens-print-syringopora-is-an-extinct-genus-of-phaceloid-tabulate-coral-it-has-been-found-in-rocks-ranging-in-age-from-the-ordovician-to-the-permian-although-it-was-most-widespread-during-the-silurian-devonian-and-carboniferous-periods-among-other-places-it-has-been-found-in-the-columbus-limestone-in-ohio-and-in-the-spring-branch-member-of-the-lecompton-limestone-in-kansas-image328702278.htmlRM2A2NK32–Syringopora serpens, Print, Syringopora is an extinct genus of phaceloid tabulate coral. It has been found in rocks ranging in age from the Ordovician to the Permian, although it was most widespread during the Silurian, Devonian, and Carboniferous periods. Among other places, it has been found in the Columbus Limestone in Ohio, and in the Spring Branch Member of the Lecompton Limestone in Kansas
Devonian Fossils, Illustration Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/devonian-fossils-illustration-image352798877.htmlRM2BDYAFW–Devonian Fossils, Illustration
Sir Roderick Impey Murchison, 1st Baronet (1792-1871), the Scottish geologist who first described and investigated the Silurian system, shown holding a fossil in a photo by Camille Silvy on October 10, 1860. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/sir-roderick-impey-murchison-1st-baronet-1792-1871-the-scottish-geologist-who-first-described-and-investigated-the-silurian-system-shown-holding-a-fossil-in-a-photo-by-camille-silvy-on-october-10-1860-image385156508.htmlRM2DAHB1G–Sir Roderick Impey Murchison, 1st Baronet (1792-1871), the Scottish geologist who first described and investigated the Silurian system, shown holding a fossil in a photo by Camille Silvy on October 10, 1860.
Geological landscape. Outcrop of Silurian and Devonian deposits Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/geological-landscape-outcrop-of-silurian-and-devonian-deposits-image377085740.htmlRF2CWDMKT–Geological landscape. Outcrop of Silurian and Devonian deposits
Pterygotus (by Kaiyodo) was a fearsome 'sea scorpion' of the Late Silurian and Early Devonian Periods, 428 to 391 m.y.a. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/pterygotus-by-kaiyodo-was-a-fearsome-sea-scorpion-of-the-late-silurian-and-early-devonian-periods-428-to-391-mya-image547683321.htmlRF2PR13JH–Pterygotus (by Kaiyodo) was a fearsome 'sea scorpion' of the Late Silurian and Early Devonian Periods, 428 to 391 m.y.a.
Pterygotus was a predatory sea scorpion that lived all over the world from the Silurian to Devonian Eras. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-pterygotus-was-a-predatory-sea-scorpion-that-lived-all-over-the-world-88900595.htmlRFF4HNH7–Pterygotus was a predatory sea scorpion that lived all over the world from the Silurian to Devonian Eras.
Model Of Jawless Fish Birkenia elegans - an extinct anaspid fish from the Late Silurian to the Early Devonian of Europe Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/model-of-jawless-fish-birkenia-elegans-an-extinct-anaspid-fish-from-image68682011.htmlRMDYMMGY–Model Of Jawless Fish Birkenia elegans - an extinct anaspid fish from the Late Silurian to the Early Devonian of Europe
Beatuful nature landscape near Kitaygorod outcrop. The most perfect outcrop of Silurian and Devonian stratum relating to the period of Palaeozoic. Tra Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/beatuful-nature-landscape-near-kitaygorod-outcrop-the-most-perfect-outcrop-of-silurian-and-devonian-stratum-relating-to-the-period-of-palaeozoic-tra-image374553555.htmlRF2CNAATK–Beatuful nature landscape near Kitaygorod outcrop. The most perfect outcrop of Silurian and Devonian stratum relating to the period of Palaeozoic. Tra
Cliff at Dunquin Harbour, Dingle Peninsula showing alternating strata of upper Silurian and lower Devonian deposits Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-cliff-at-dunquin-harbour-dingle-peninsula-showing-alternating-strata-49321532.htmlRMCT6P38–Cliff at Dunquin Harbour, Dingle Peninsula showing alternating strata of upper Silurian and lower Devonian deposits
Pterygotus was a predatory sea scorpion that lived all over the world from the Silurian to Devonian Eras. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/pterygotus-was-a-predatory-sea-scorpion-that-lived-all-over-the-world-from-the-silurian-to-devonian-eras-image385998024.htmlRF2DBYMBM–Pterygotus was a predatory sea scorpion that lived all over the world from the Silurian to Devonian Eras.
On some new or little known fossils from the Silurian and Devonian rocks of Ontario Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/on-some-new-or-little-known-fossils-from-the-silurian-and-devonian-rocks-of-ontario-image405584369.htmlRM2EFRY01–On some new or little known fossils from the Silurian and Devonian rocks of Ontario
Roderick Impey Murchison 1792-1871) Scottish born British geologist. Defined Silurian system, 1835, Permian system, c1845, and in co-operation with Adam Sedgwick (1785-1873), the Devonian system. Fellow of the Royal Society, 1826. Director-general of the Geological Survey, 1855. President of the Royal Geographical Society, 1843. From 'Life of Sir Roderick I. Murchison' by Archibald Geikie (London, 1875). Engraving. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/roderick-impey-murchison-1792-1871-scottish-born-british-geologist-defined-silurian-system-1835-permian-system-c1845-and-in-co-operation-with-adam-sedgwick-1785-1873-the-devonian-system-fellow-of-the-royal-society-1826-director-general-of-the-geological-survey-1855-president-of-the-royal-geographical-society-1843-from-life-of-sir-roderick-i-murchison-by-archibald-geikie-london-1875-engraving-image483534216.htmlRM2K2JTR4–Roderick Impey Murchison 1792-1871) Scottish born British geologist. Defined Silurian system, 1835, Permian system, c1845, and in co-operation with Adam Sedgwick (1785-1873), the Devonian system. Fellow of the Royal Society, 1826. Director-general of the Geological Survey, 1855. President of the Royal Geographical Society, 1843. From 'Life of Sir Roderick I. Murchison' by Archibald Geikie (London, 1875). Engraving.
An illustration of Eurypterids (Sea Scorpions) crawling on a Silurian Period seafloor 418 million years ago. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/an-illustration-of-eurypterids-sea-scorpions-crawling-on-a-silurian-period-seafloor-418-million-years-ago-image614641857.htmlRF2XKY9XW–An illustration of Eurypterids (Sea Scorpions) crawling on a Silurian Period seafloor 418 million years ago.
Prehistoric landscape of Silu-Devonian land plants with branching axes. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-prehistoric-landscape-of-silu-devonian-land-plants-with-branching-53803279.htmlRMD3EXHK–Prehistoric landscape of Silu-Devonian land plants with branching axes.
Brachiopoda and biostratigraphy of the Silurian-Devonian Delorme Formation in the District of Mackenzie, the Yukon (1984) (20381131296) Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-brachiopoda-and-biostratigraphy-of-the-silurian-devonian-delorme-formation-175057523.htmlRMM4PFJB–Brachiopoda and biostratigraphy of the Silurian-Devonian Delorme Formation in the District of Mackenzie, the Yukon (1984) (20381131296)
Psilotum nudum, known as the skeleton fork fern, is a fernlike plant in the order Psilotales, it lacks roots. Psilotum nudum is considered a 'primitive' plant – a descendent of possibly the first group of vascular plants which were widespread during the Devonian and Silurian periods. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-image-psilotum-nudum-known-as-the-skeleton-fork-fern-is-a-fernlike-plant-165992743.htmlRMKJ1HC7–Psilotum nudum, known as the skeleton fork fern, is a fernlike plant in the order Psilotales, it lacks roots. Psilotum nudum is considered a 'primitive' plant – a descendent of possibly the first group of vascular plants which were widespread during the Devonian and Silurian periods.
Pterygotus sp, Pterygotidae, Late Silurian and Early Devonian. Illustration. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-pterygotus-sp-pterygotidae-late-silurian-and-early-devonian-illustration-86107420.htmlRMF02EW0–Pterygotus sp, Pterygotidae, Late Silurian and Early Devonian. Illustration.
Anglaspis is a heterostracan from the Early Devonian of Norway. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-anglaspis-is-a-heterostracan-from-the-early-devonian-of-norway-130442645.htmlRFHG64WW–Anglaspis is a heterostracan from the Early Devonian of Norway.
The fearsome sea scorpion Pterygotus (by Toymany) crawled along the sea floor from the late Silurian to the early Devonian Period. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-fearsome-sea-scorpion-pterygotus-by-toymany-crawled-along-the-sea-floor-from-the-late-silurian-to-the-early-devonian-period-image547517524.htmlRF2PPNG58–The fearsome sea scorpion Pterygotus (by Toymany) crawled along the sea floor from the late Silurian to the early Devonian Period.
Syringopora bifurcata, Print, Syringopora is an extinct genus of phaceloid tabulate coral. It has been found in rocks ranging in age from the Ordovician to the Permian, although it was most widespread during the Silurian, Devonian, and Carboniferous periods. Among other places, it has been found in the Columbus Limestone in Ohio, and in the Spring Branch Member of the Lecompton Limestone in Kansas Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/syringopora-bifurcata-print-syringopora-is-an-extinct-genus-of-phaceloid-tabulate-coral-it-has-been-found-in-rocks-ranging-in-age-from-the-ordovician-to-the-permian-although-it-was-most-widespread-during-the-silurian-devonian-and-carboniferous-periods-among-other-places-it-has-been-found-in-the-columbus-limestone-in-ohio-and-in-the-spring-branch-member-of-the-lecompton-limestone-in-kansas-image328702275.htmlRM2A2NK2Y–Syringopora bifurcata, Print, Syringopora is an extinct genus of phaceloid tabulate coral. It has been found in rocks ranging in age from the Ordovician to the Permian, although it was most widespread during the Silurian, Devonian, and Carboniferous periods. Among other places, it has been found in the Columbus Limestone in Ohio, and in the Spring Branch Member of the Lecompton Limestone in Kansas
Devonian Fossils, Illustration Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/devonian-fossils-illustration-image352798892.htmlRM2BDYAGC–Devonian Fossils, Illustration
Fossils of the Devonian or Rhenish Formation, strata system between Silurian and coal formations in sandstone, Jurassic period, Historische, zeichnerische Darstellung, Fossilien der Devonischen Formation oder rheinische Formation, Schichtensystem zwischen der Silur- und der Steinkohlenformation aus Sandsteinen, Jura, 19. Jahrhundert, aus Meyers Konversations-Lexikon von 1890 Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/fossils-of-the-devonian-or-rhenish-formation-strata-system-between-silurian-and-coal-formations-in-sandstone-jurassic-period-historische-zeichnerische-darstellung-fossilien-der-devonischen-formation-oder-rheinische-formation-schichtensystem-zwischen-der-silur-und-der-steinkohlenformation-aus-sandsteinen-jura-19-jahrhundert-aus-meyers-konversations-lexikon-von-1890-image247765819.htmlRMTB2KR7–Fossils of the Devonian or Rhenish Formation, strata system between Silurian and coal formations in sandstone, Jurassic period, Historische, zeichnerische Darstellung, Fossilien der Devonischen Formation oder rheinische Formation, Schichtensystem zwischen der Silur- und der Steinkohlenformation aus Sandsteinen, Jura, 19. Jahrhundert, aus Meyers Konversations-Lexikon von 1890
Placoderm, Extinct Fish Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/placoderm-extinct-fish-image353188345.htmlRF2BEH39D–Placoderm, Extinct Fish
A supplement to Ures Dictionary of Arts, Manufactures, and Mines, : containing a clear exposition of their principles and practice. . rne gold,; butthe sedimentary accumulations which followed, or the Silurian, Devonian, and carboniferous,(particularly the first of these three,) have been the deposits which, in tlie tracts where theyhave undergone a metamorphosis or change of structure f)y the influence of igneous agency,or other causes, have been the chief nowws, whence gold has been derived. At the Soimanofsk mines, south of Miask, great piles of ancient drift or gravel havingbeen removed fo Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-supplement-to-ures-dictionary-of-arts-manufactures-and-mines-containing-a-clear-exposition-of-their-principles-and-practice-rne-gold-butthe-sedimentary-accumulations-which-followed-or-the-silurian-devonian-and-carboniferousparticularly-the-first-of-these-three-have-been-the-deposits-which-in-tlie-tracts-where-theyhave-undergone-a-metamorphosis-or-change-of-structure-fy-the-influence-of-igneous-agencyor-other-causes-have-been-the-chief-nowws-whence-gold-has-been-derived-at-the-soimanofsk-mines-south-of-miask-great-piles-of-ancient-drift-or-gravel-havingbeen-removed-fo-image339946072.htmlRM2AN1TK4–A supplement to Ures Dictionary of Arts, Manufactures, and Mines, : containing a clear exposition of their principles and practice. . rne gold,; butthe sedimentary accumulations which followed, or the Silurian, Devonian, and carboniferous,(particularly the first of these three,) have been the deposits which, in tlie tracts where theyhave undergone a metamorphosis or change of structure f)y the influence of igneous agency,or other causes, have been the chief nowws, whence gold has been derived. At the Soimanofsk mines, south of Miask, great piles of ancient drift or gravel havingbeen removed fo
Pterygotus was a predatory sea scorpion that lived all over the world from the Silurian to Devonian Eras. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-pterygotus-was-a-predatory-sea-scorpion-that-lived-all-over-the-world-88900592.htmlRFF4HNH4–Pterygotus was a predatory sea scorpion that lived all over the world from the Silurian to Devonian Eras.
Shown here is a trilobite in spiny forms that evolved until the end of the Devonian period, Acidaspid Dufrenogi from Silurian rocks of Bohemia, vintag Stock Vectorhttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/shown-here-is-a-trilobite-in-spiny-forms-that-evolved-until-the-end-of-the-devonian-period-acidaspid-dufrenogi-from-silurian-rocks-of-bohemia-vintag-image348665121.htmlRF2B771WN–Shown here is a trilobite in spiny forms that evolved until the end of the Devonian period, Acidaspid Dufrenogi from Silurian rocks of Bohemia, vintag
Beatuful nature landscape near Kitaygorod outcrop. The most perfect outcrop of Silurian and Devonian stratum relating to the period of Palaeozoic. Tra Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/beatuful-nature-landscape-near-kitaygorod-outcrop-the-most-perfect-outcrop-of-silurian-and-devonian-stratum-relating-to-the-period-of-palaeozoic-tra-image415545949.htmlRF2F41N2N–Beatuful nature landscape near Kitaygorod outcrop. The most perfect outcrop of Silurian and Devonian stratum relating to the period of Palaeozoic. Tra
Ancient sandstone rock from the Silurian and Devonian period. On Dale beach, Pembrokeshire, Wales, UK. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/ancient-sandstone-rock-from-the-silurian-and-devonian-period-on-dale-beach-pembrokeshire-wales-uk-image311700838.htmlRFS335GP–Ancient sandstone rock from the Silurian and Devonian period. On Dale beach, Pembrokeshire, Wales, UK.
Pterygotus was a predatory sea scorpion that lived all over the world from the Silurian to Devonian Eras. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/pterygotus-was-a-predatory-sea-scorpion-that-lived-all-over-the-world-from-the-silurian-to-devonian-eras-image385998031.htmlRF2DBYMBY–Pterygotus was a predatory sea scorpion that lived all over the world from the Silurian to Devonian Eras.
On some new or little known fossils from the Silurian and Devonian rocks of Ontario Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/on-some-new-or-little-known-fossils-from-the-silurian-and-devonian-rocks-of-ontario-image405584363.htmlRM2EFRXYR–On some new or little known fossils from the Silurian and Devonian rocks of Ontario
Syringopora ramulosa, Print, Syringopora is an extinct genus of phaceloid tabulate coral. It has been found in rocks ranging in age from the Ordovician to the Permian, although it was most widespread during the Silurian, Devonian, and Carboniferous periods. Among other places, it has been found in the Columbus Limestone in Ohio, and in the Spring Branch Member of the Lecompton Limestone in Kansas., Reimagined by Gibon, design of warm cheerful glowing of brightness and light rays radiance. Classic art reinvented with a modern twist. Photography inspired by futurism, embracing dynamic energy of Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/syringopora-ramulosa-print-syringopora-is-an-extinct-genus-of-phaceloid-tabulate-coral-it-has-been-found-in-rocks-ranging-in-age-from-the-ordovician-to-the-permian-although-it-was-most-widespread-during-the-silurian-devonian-and-carboniferous-periods-among-other-places-it-has-been-found-in-the-columbus-limestone-in-ohio-and-in-the-spring-branch-member-of-the-lecompton-limestone-in-kansas-reimagined-by-gibon-design-of-warm-cheerful-glowing-of-brightness-and-light-rays-radiance-classic-art-reinvented-with-a-modern-twist-photography-inspired-by-futurism-embracing-dynamic-energy-of-image349788770.htmlRF2B92742–Syringopora ramulosa, Print, Syringopora is an extinct genus of phaceloid tabulate coral. It has been found in rocks ranging in age from the Ordovician to the Permian, although it was most widespread during the Silurian, Devonian, and Carboniferous periods. Among other places, it has been found in the Columbus Limestone in Ohio, and in the Spring Branch Member of the Lecompton Limestone in Kansas., Reimagined by Gibon, design of warm cheerful glowing of brightness and light rays radiance. Classic art reinvented with a modern twist. Photography inspired by futurism, embracing dynamic energy of
An illustration of the extinct Eurypterid Kokomopterus (sea scorpions) on a white background. They were 12inches long and lived during the Silurian 41 Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/an-illustration-of-the-extinct-eurypterid-kokomopterus-sea-scorpions-on-a-white-background-they-were-12inches-long-and-lived-during-the-silurian-41-image613892113.htmlRF2XJN5J9–An illustration of the extinct Eurypterid Kokomopterus (sea scorpions) on a white background. They were 12inches long and lived during the Silurian 41
The Cyathaspididae; a family of Silurian and Devonian jawless vertebrates (1964) Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-the-cyathaspididae-a-family-of-silurian-and-devonian-jawless-vertebrates-96511093.htmlRMFH0CTN–The Cyathaspididae; a family of Silurian and Devonian jawless vertebrates (1964)
Brachiopoda and biostratigraphy of the Silurian-Devonian Delorme Formation in the District of Mackenzie, the Yukon (1984) (20220708599) Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-brachiopoda-and-biostratigraphy-of-the-silurian-devonian-delorme-formation-175057513.htmlRMM4PFJ1–Brachiopoda and biostratigraphy of the Silurian-Devonian Delorme Formation in the District of Mackenzie, the Yukon (1984) (20220708599)
Psilotum nudum, known as the skeleton fork fern, is a fernlike plant in the order Psilotales, it lacks roots. Psilotum nudum is considered a 'primitive' plant – a descendent of possibly the first group of vascular plants which were widespread during the Devonian and Silurian periods. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-image-psilotum-nudum-known-as-the-skeleton-fork-fern-is-a-fernlike-plant-165992739.htmlRMKJ1HC3–Psilotum nudum, known as the skeleton fork fern, is a fernlike plant in the order Psilotales, it lacks roots. Psilotum nudum is considered a 'primitive' plant – a descendent of possibly the first group of vascular plants which were widespread during the Devonian and Silurian periods.
Fossils - Deuterostomia - Chordata - Pteraspidomorphi - Drepanaspis gemuendensis - Devonian - Germany. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-fossils-deuterostomia-chordata-pteraspidomorphi-drepanaspis-gemuendensis-86094607.htmlRMF01XFB–Fossils - Deuterostomia - Chordata - Pteraspidomorphi - Drepanaspis gemuendensis - Devonian - Germany.
Hemicyclaspis is an ostracoderm from the Early Devonian of England. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-hemicyclaspis-is-an-ostracoderm-from-the-early-devonian-of-england-130442664.htmlRFHG64XG–Hemicyclaspis is an ostracoderm from the Early Devonian of England.
Explore fossil limestone slabs from Ruegen featuring petrified brachiopods, providing insights into ancient marine environments. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/explore-fossil-limestone-slabs-from-ruegen-featuring-petrified-brachiopods-providing-insights-into-ancient-marine-environments-image611275108.htmlRF2XEDYHT–Explore fossil limestone slabs from Ruegen featuring petrified brachiopods, providing insights into ancient marine environments.
Syringopora ramulosa, Print, Syringopora is an extinct genus of phaceloid tabulate coral. It has been found in rocks ranging in age from the Ordovician to the Permian, although it was most widespread during the Silurian, Devonian, and Carboniferous periods. Among other places, it has been found in the Columbus Limestone in Ohio, and in the Spring Branch Member of the Lecompton Limestone in Kansas Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/syringopora-ramulosa-print-syringopora-is-an-extinct-genus-of-phaceloid-tabulate-coral-it-has-been-found-in-rocks-ranging-in-age-from-the-ordovician-to-the-permian-although-it-was-most-widespread-during-the-silurian-devonian-and-carboniferous-periods-among-other-places-it-has-been-found-in-the-columbus-limestone-in-ohio-and-in-the-spring-branch-member-of-the-lecompton-limestone-in-kansas-image328702277.htmlRM2A2NK31–Syringopora ramulosa, Print, Syringopora is an extinct genus of phaceloid tabulate coral. It has been found in rocks ranging in age from the Ordovician to the Permian, although it was most widespread during the Silurian, Devonian, and Carboniferous periods. Among other places, it has been found in the Columbus Limestone in Ohio, and in the Spring Branch Member of the Lecompton Limestone in Kansas
Bothriolepis is an extinct placoderm from the Late Devonian of Canada. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-bothriolepis-is-an-extinct-placoderm-from-the-late-devonian-of-canada-130442649.htmlRFHG64X1–Bothriolepis is an extinct placoderm from the Late Devonian of Canada.
The building of Britain - Devonian Age. Vintage Map 1900s. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-building-of-britain-devonian-age-vintage-map-1900s-image396367707.htmlRF2E0T31F–The building of Britain - Devonian Age. Vintage Map 1900s.
Placoderm, Extinct Fish Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/placoderm-extinct-fish-image353188395.htmlRF2BEH3B7–Placoderm, Extinct Fish
A pictorial atlas of fossil remains, consisting of coloured illustrations selected from Parkinson's 'Organic remains of a former world,' and Artis's 'Antediluvian phytology.' . POSSIL FAUNA. 133 PLATE LVir. Fossil Shells. Figs. 1, & 3. Upper and under view of a discoidal spiral univalve shell [Euomphalus pentan-gulatus, of Sowerby), from the mountain limestone of Derbyshire. The extinctgenus Euomphalus, a name suggestive of the deeply excavated disk, comprises manyspecies which occur in the Silurian, Devonian, and Carboniferous formations. Theshell has chambers, or rather obsolete cavities sea Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/a-pictorial-atlas-of-fossil-remains-consisting-of-coloured-illustrations-selected-from-parkinsons-organic-remains-of-a-former-world-and-artiss-antediluvian-phytology-possil-fauna-133-plate-lvir-fossil-shells-figs-1-3-upper-and-under-view-of-a-discoidal-spiral-univalve-shell-euomphalus-pentan-gulatus-of-sowerby-from-the-mountain-limestone-of-derbyshire-the-extinctgenus-euomphalus-a-name-suggestive-of-the-deeply-excavated-disk-comprises-manyspecies-which-occur-in-the-silurian-devonian-and-carboniferous-formations-theshell-has-chambers-or-rather-obsolete-cavities-sea-image342684554.htmlRM2AWEHJ2–A pictorial atlas of fossil remains, consisting of coloured illustrations selected from Parkinson's 'Organic remains of a former world,' and Artis's 'Antediluvian phytology.' . POSSIL FAUNA. 133 PLATE LVir. Fossil Shells. Figs. 1, & 3. Upper and under view of a discoidal spiral univalve shell [Euomphalus pentan-gulatus, of Sowerby), from the mountain limestone of Derbyshire. The extinctgenus Euomphalus, a name suggestive of the deeply excavated disk, comprises manyspecies which occur in the Silurian, Devonian, and Carboniferous formations. Theshell has chambers, or rather obsolete cavities sea
Pterygotus was a predatory sea scorpion that lived all over the world from the Silurian to Devonian Eras. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-pterygotus-was-a-predatory-sea-scorpion-that-lived-all-over-the-world-88900593.htmlRFF4HNH5–Pterygotus was a predatory sea scorpion that lived all over the world from the Silurian to Devonian Eras.
Panderichthys, Prehistoric Fish, Silhouette Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/panderichthys-prehistoric-fish-silhouette-image353189927.htmlRF2BEH59Y–Panderichthys, Prehistoric Fish, Silhouette
Beatuful nature landscape near Kitaygorod outcrop. The most perfect outcrop of Silurian and Devonian stratum relating to the period of Palaeozoic. Tra Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/beatuful-nature-landscape-near-kitaygorod-outcrop-the-most-perfect-outcrop-of-silurian-and-devonian-stratum-relating-to-the-period-of-palaeozoic-tra-image357738374.htmlRF2BP0AXE–Beatuful nature landscape near Kitaygorod outcrop. The most perfect outcrop of Silurian and Devonian stratum relating to the period of Palaeozoic. Tra
Devonian Animals - A collection of various aquatic animals that lived during the Devonian Period of Earth's history. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-devonian-animals-a-collection-of-various-aquatic-animals-that-lived-133640756.htmlRFHNBT44–Devonian Animals - A collection of various aquatic animals that lived during the Devonian Period of Earth's history.
Pterygotus was a predatory sea scorpion that lived all over the world from the Silurian to Devonian Eras. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/pterygotus-was-a-predatory-sea-scorpion-that-lived-all-over-the-world-from-the-silurian-to-devonian-eras-image385998019.htmlRF2DBYMBF–Pterygotus was a predatory sea scorpion that lived all over the world from the Silurian to Devonian Eras.
On some new or little known fossils from the Silurian and Devonian rocks of Ontario Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/on-some-new-or-little-known-fossils-from-the-silurian-and-devonian-rocks-of-ontario-image405584361.htmlRM2EFRXYN–On some new or little known fossils from the Silurian and Devonian rocks of Ontario
Syringopora bifurcata, Print, Syringopora is an extinct genus of phaceloid tabulate coral. It has been found in rocks ranging in age from the Ordovician to the Permian, although it was most widespread during the Silurian, Devonian, and Carboniferous periods. Among other places, it has been found in the Columbus Limestone in Ohio, and in the Spring Branch Member of the Lecompton Limestone in Kansas., Reimagined by Gibon, design of warm cheerful glowing of brightness and light rays radiance. Classic art reinvented with a modern twist. Photography inspired by futurism, embracing dynamic energy of Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/syringopora-bifurcata-print-syringopora-is-an-extinct-genus-of-phaceloid-tabulate-coral-it-has-been-found-in-rocks-ranging-in-age-from-the-ordovician-to-the-permian-although-it-was-most-widespread-during-the-silurian-devonian-and-carboniferous-periods-among-other-places-it-has-been-found-in-the-columbus-limestone-in-ohio-and-in-the-spring-branch-member-of-the-lecompton-limestone-in-kansas-reimagined-by-gibon-design-of-warm-cheerful-glowing-of-brightness-and-light-rays-radiance-classic-art-reinvented-with-a-modern-twist-photography-inspired-by-futurism-embracing-dynamic-energy-of-image349788767.htmlRF2B9273Y–Syringopora bifurcata, Print, Syringopora is an extinct genus of phaceloid tabulate coral. It has been found in rocks ranging in age from the Ordovician to the Permian, although it was most widespread during the Silurian, Devonian, and Carboniferous periods. Among other places, it has been found in the Columbus Limestone in Ohio, and in the Spring Branch Member of the Lecompton Limestone in Kansas., Reimagined by Gibon, design of warm cheerful glowing of brightness and light rays radiance. Classic art reinvented with a modern twist. Photography inspired by futurism, embracing dynamic energy of
Trilobite ptychoparia animal lived in the Cambrian seas of Eurasia and North America. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/trilobite-ptychoparia-animal-lived-in-the-cambrian-seas-of-eurasia-and-north-america-image610164999.htmlRF2XCKBK3–Trilobite ptychoparia animal lived in the Cambrian seas of Eurasia and North America.
On some new or little known fossils from the Silurian and Devonian rocks of Ontario BHL265 Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-on-some-new-or-little-known-fossils-from-the-silurian-and-devonian-122492248.htmlRMH38034–On some new or little known fossils from the Silurian and Devonian rocks of Ontario BHL265
Brachiopoda and biostratigraphy of the Silurian-Devonian Delorme Formation in the District of Mackenzie, the Yukon (1984) (20220799059) Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-brachiopoda-and-biostratigraphy-of-the-silurian-devonian-delorme-formation-175057520.htmlRMM4PFJ8–Brachiopoda and biostratigraphy of the Silurian-Devonian Delorme Formation in the District of Mackenzie, the Yukon (1984) (20220799059)
Psilotum nudum, known as the skeleton fork fern, is a fernlike plant in the order Psilotales, it lacks roots. Psilotum nudum is considered a 'primitive' plant – a descendent of possibly the first group of vascular plants which were widespread during the Devonian and Silurian periods. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-image-psilotum-nudum-known-as-the-skeleton-fork-fern-is-a-fernlike-plant-165992734.htmlRMKJ1HBX–Psilotum nudum, known as the skeleton fork fern, is a fernlike plant in the order Psilotales, it lacks roots. Psilotum nudum is considered a 'primitive' plant – a descendent of possibly the first group of vascular plants which were widespread during the Devonian and Silurian periods.
Inclined strata in coastal rock at Kenna Ness, Shetland, UK. An unnamed igneous intrusion, late Silurian to early Devonian period Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/inclined-strata-in-coastal-rock-at-kenna-ness-shetland-uk-an-unnamed-igneous-intrusion-late-silurian-to-early-devonian-period-image431682362.htmlRF2G28R76–Inclined strata in coastal rock at Kenna Ness, Shetland, UK. An unnamed igneous intrusion, late Silurian to early Devonian period
Fossils - Protostomia - Arthropoda - Trilobites - Greenops boothi - Devonian. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-fossils-protostomia-arthropoda-trilobites-greenops-boothi-devonian-86093978.htmlRMF01WMX–Fossils - Protostomia - Arthropoda - Trilobites - Greenops boothi - Devonian.
Close up favosite fossil Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/close-up-favosite-fossil-image9961674.htmlRFA0DEEK–Close up favosite fossil
An illustration of Eurypterids (Sea Scorpions) swimming on a Silurian Period seafloor 418 million years ago. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/an-illustration-of-eurypterids-sea-scorpions-swimming-on-a-silurian-period-seafloor-418-million-years-ago-image613702659.htmlRF2XJCG03–An illustration of Eurypterids (Sea Scorpions) swimming on a Silurian Period seafloor 418 million years ago.
Keywords for ammonite fossil Ammonite fossil. Ammonites are extinct marine invertebrates. They first appeared in the Late Silurian to Early Devonian Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/keywords-for-ammonite-fossil-ammonite-fossil-ammonites-are-extinct-marine-invertebrates-they-first-appeared-in-the-late-silurian-to-early-devonian-image333409890.htmlRM2AAC3M2–Keywords for ammonite fossil Ammonite fossil. Ammonites are extinct marine invertebrates. They first appeared in the Late Silurian to Early Devonian
Life and remains of the Devonian Age - The land and rivers of Britain in the Age of the Old Red Sandstone. Vintage illustrations. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/life-and-remains-of-the-devonian-age-the-land-and-rivers-of-britain-in-the-age-of-the-old-red-sandstone-vintage-illustrations-image396367709.htmlRF2E0T31H–Life and remains of the Devonian Age - The land and rivers of Britain in the Age of the Old Red Sandstone. Vintage illustrations.
Shoreline on The Gann beach, Pembrokeshire. Showing the natural stone including ancient red sandstone and grey silurian stone just under the water Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/shoreline-on-the-gann-beach-pembrokeshire-showing-the-natural-stone-including-ancient-red-sandstone-and-grey-silurian-stone-just-under-the-water-image217611023.htmlRFPJ1127–Shoreline on The Gann beach, Pembrokeshire. Showing the natural stone including ancient red sandstone and grey silurian stone just under the water
. The evolution of the earth and its inhabitants; a series delivered before the Yale chapter of the Sigma xi during the academic year 1916-1917. ans also exist, as the Africanlung-fish, Protopterus, of the Nile, which, during times ofdrought, forms for itself a cocoon-like case of slime-hardened 4 See Barrell, J., Influence of Silurian-Devonian Climates on the Rise of Air-breathing Vertebrates. Bull. Geol. Soc. America, vol. 27, 1916, pp. 387-436. 122 EVOLUTION OF THE EARTH mud in the river bottom and aestivates therein; and the SouthAmerican lung-fish, Lepidosiren, of the Amazon River and its Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/the-evolution-of-the-earth-and-its-inhabitants-a-series-delivered-before-the-yale-chapter-of-the-sigma-xi-during-the-academic-year-1916-1917-ans-also-exist-as-the-africanlung-fish-protopterus-of-the-nile-which-during-times-ofdrought-forms-for-itself-a-cocoon-like-case-of-slime-hardened-4-see-barrell-j-influence-of-silurian-devonian-climates-on-the-rise-of-air-breathing-vertebrates-bull-geol-soc-america-vol-27-1916-pp-387-436-122-evolution-of-the-earth-mud-in-the-river-bottom-and-aestivates-therein-and-the-southamerican-lung-fish-lepidosiren-of-the-amazon-river-and-its-image337157601.htmlRM2AGERXW–. The evolution of the earth and its inhabitants; a series delivered before the Yale chapter of the Sigma xi during the academic year 1916-1917. ans also exist, as the Africanlung-fish, Protopterus, of the Nile, which, during times ofdrought, forms for itself a cocoon-like case of slime-hardened 4 See Barrell, J., Influence of Silurian-Devonian Climates on the Rise of Air-breathing Vertebrates. Bull. Geol. Soc. America, vol. 27, 1916, pp. 387-436. 122 EVOLUTION OF THE EARTH mud in the river bottom and aestivates therein; and the SouthAmerican lung-fish, Lepidosiren, of the Amazon River and its
Cephalaspis lyelli, a Jawless fossil fish Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/cephalaspis-lyelli-a-jawless-fossil-fish-image63869637.htmlRMDKWEAD–Cephalaspis lyelli, a Jawless fossil fish
Prehistoric Fishes, Illustration Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/prehistoric-fishes-illustration-image353190047.htmlRF2BEH5E7–Prehistoric Fishes, Illustration
Beatuful nature landscape near Kitaygorod outcrop. The most perfect outcrop of Silurian and Devonian stratum relating to the period of Palaeozoic. Tra Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/beatuful-nature-landscape-near-kitaygorod-outcrop-the-most-perfect-outcrop-of-silurian-and-devonian-stratum-relating-to-the-period-of-palaeozoic-tra-image357736804.htmlRF2BP08XC–Beatuful nature landscape near Kitaygorod outcrop. The most perfect outcrop of Silurian and Devonian stratum relating to the period of Palaeozoic. Tra
Pterygotus sea scorpion was a carnivorous marine fish that lived in the seas of the Paleozoic Era. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/pterygotus-sea-scorpion-was-a-carnivorous-marine-fish-that-lived-in-the-seas-of-the-paleozoic-era-image399213589.htmlRF2E5DN05–Pterygotus sea scorpion was a carnivorous marine fish that lived in the seas of the Paleozoic Era.
Grammoceras doertenense (Ammonit) fossil. Ammonites are extinct marine invertebrates. They first appeared in the Late Silurian to Early Devonian perio Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/grammoceras-doertenense-ammonit-fossil-ammonites-are-extinct-marine-invertebrates-they-first-appeared-in-the-late-silurian-to-early-devonian-perio-image332761871.htmlRM2A9AH4F–Grammoceras doertenense (Ammonit) fossil. Ammonites are extinct marine invertebrates. They first appeared in the Late Silurian to Early Devonian perio
On some new or little known fossils from the Silurian and Devonian rocks of Ontario (Page 1) Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/on-some-new-or-little-known-fossils-from-the-silurian-and-devonian-rocks-of-ontario-page-1-image405584364.htmlRM2EFRXYT–On some new or little known fossils from the Silurian and Devonian rocks of Ontario (Page 1)
Syringopora caespitosa, Print, Syringopora is an extinct genus of phaceloid tabulate coral. It has been found in rocks ranging in age from the Ordovician to the Permian, although it was most widespread during the Silurian, Devonian, and Carboniferous periods. Among other places, it has been found in the Columbus Limestone in Ohio, and in the Spring Branch Member of the Lecompton Limestone in Kansas., Reimagined by Gibon, design of warm cheerful glowing of brightness and light rays radiance. Classic art reinvented with a modern twist. Photography inspired by futurism, embracing dynamic energy o Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/syringopora-caespitosa-print-syringopora-is-an-extinct-genus-of-phaceloid-tabulate-coral-it-has-been-found-in-rocks-ranging-in-age-from-the-ordovician-to-the-permian-although-it-was-most-widespread-during-the-silurian-devonian-and-carboniferous-periods-among-other-places-it-has-been-found-in-the-columbus-limestone-in-ohio-and-in-the-spring-branch-member-of-the-lecompton-limestone-in-kansas-reimagined-by-gibon-design-of-warm-cheerful-glowing-of-brightness-and-light-rays-radiance-classic-art-reinvented-with-a-modern-twist-photography-inspired-by-futurism-embracing-dynamic-energy-o-image349788769.htmlRF2B92741–Syringopora caespitosa, Print, Syringopora is an extinct genus of phaceloid tabulate coral. It has been found in rocks ranging in age from the Ordovician to the Permian, although it was most widespread during the Silurian, Devonian, and Carboniferous periods. Among other places, it has been found in the Columbus Limestone in Ohio, and in the Spring Branch Member of the Lecompton Limestone in Kansas., Reimagined by Gibon, design of warm cheerful glowing of brightness and light rays radiance. Classic art reinvented with a modern twist. Photography inspired by futurism, embracing dynamic energy o
Tabular Corals of Silurian and Devonian, vintage engraved illustration. From the Universe and Humanity, 1910. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/tabular-corals-of-silurian-and-devonian-vintage-engraved-illustration-from-the-universe-and-humanity-1910-image363166063.htmlRF2C2RJ0F–Tabular Corals of Silurian and Devonian, vintage engraved illustration. From the Universe and Humanity, 1910.
On some new or little known fossils from the Silurian and Devonian rocks of Ontario BHL265 Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-on-some-new-or-little-known-fossils-from-the-silurian-and-devonian-122492247.htmlRMH38033–On some new or little known fossils from the Silurian and Devonian rocks of Ontario BHL265
Brachiopoda and biostratigraphy of the Silurian-Devonian Delorme Formation in the District of Mackenzie, the Yukon (1984) (20407403715) Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-brachiopoda-and-biostratigraphy-of-the-silurian-devonian-delorme-formation-175057545.htmlRMM4PFK5–Brachiopoda and biostratigraphy of the Silurian-Devonian Delorme Formation in the District of Mackenzie, the Yukon (1984) (20407403715)
Psilotum nudum, known as the skeleton fork fern, is a fernlike plant in the order Psilotales, it lacks roots. Psilotum nudum is considered a 'primitive' plant – a descendent of possibly the first group of vascular plants which were widespread during the Devonian and Silurian periods. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-image-psilotum-nudum-known-as-the-skeleton-fork-fern-is-a-fernlike-plant-165992747.htmlRMKJ1HCB–Psilotum nudum, known as the skeleton fork fern, is a fernlike plant in the order Psilotales, it lacks roots. Psilotum nudum is considered a 'primitive' plant – a descendent of possibly the first group of vascular plants which were widespread during the Devonian and Silurian periods.
Radiolarite of Duensberg, Biebertal, Germany in a closeup Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/radiolarite-of-duensberg-biebertal-germany-in-a-closeup-image402536196.htmlRF2EAW30M–Radiolarite of Duensberg, Biebertal, Germany in a closeup
Fish with large round mouth. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/stock-photo-fish-with-large-round-mouth-97726939.htmlRMFJYRKR–Fish with large round mouth.
Close up favosite fossil Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/close-up-favosite-fossil-image9961635.htmlRFA0DEBG–Close up favosite fossil
An illustration of Eurypterids (Sea Scorpions) swimming on a Silurian Period seafloor 418 million years ago. Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/an-illustration-of-eurypterids-sea-scorpions-swimming-on-a-silurian-period-seafloor-418-million-years-ago-image613702662.htmlRF2XJCG06–An illustration of Eurypterids (Sea Scorpions) swimming on a Silurian Period seafloor 418 million years ago.
Pinacoceras metternichi (Ammonit) fossil. Ammonites are extinct marine invertebrates. They first appeared in the Late Silurian to Early Devonian perio Stock Photohttps://www.alamy.com/image-license-details/?v=1https://www.alamy.com/pinacoceras-metternichi-ammonit-fossil-ammonites-are-extinct-marine-invertebrates-they-first-appeared-in-the-late-silurian-to-early-devonian-perio-image333410840.htmlRM2AAC4X0–Pinacoceras metternichi (Ammonit) fossil. Ammonites are extinct marine invertebrates. They first appeared in the Late Silurian to Early Devonian perio
