. The common frog. Frogs. v.] THE COMMON FROG. b7 markable since the most nearly allied class, that of fishes, is much more rich in salt-water than in fresh- water forms; while even existing Reptilia have (in the true sea-snakes and in chelonians) representatives which inhabit the open ocean, while in the secondary- geological period marine reptiles {Ichthyosauri and Plesiosauri) Fi::. 24. —Skeleton of the Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these ill


. The common frog. Frogs. v.] THE COMMON FROG. b7 markable since the most nearly allied class, that of fishes, is much more rich in salt-water than in fresh- water forms; while even existing Reptilia have (in the true sea-snakes and in chelonians) representatives which inhabit the open ocean, while in the secondary- geological period marine reptiles {Ichthyosauri and Plesiosauri) Fi::. 24. —Skeleton of the 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 Mivart, St. George Jackson, 1827-1900. London, Macmillan and co.


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Keywords: ., bookcentury1800, bookdecade1880, bookpublisherlondo, bookyear1881