. The chain of life in geological time [microform] : a sketch of the origin and succession of animals and plants. Paleontology; Paleobotany; Paléontologie; Paléobotanique. THE CHAIN OF LIFE. though not published till some time afterward, and was fol- lowed up by further collections in company with Sir Charles Lyell in 1851, at which time also the earliest land-snail was found, and in the following year the first millepede. Since that time the progress of discovery has been astonishingly rapid, and has extended over most of the principal coal-areas on both sides of the Fig. 133.—Foot


. The chain of life in geological time [microform] : a sketch of the origin and succession of animals and plants. Paleontology; Paleobotany; Paléontologie; Paléobotanique. THE CHAIN OF LIFE. though not published till some time afterward, and was fol- lowed up by further collections in company with Sir Charles Lyell in 1851, at which time also the earliest land-snail was found, and in the following year the first millepede. Since that time the progress of discovery has been astonishingly rapid, and has extended over most of the principal coal-areas on both sides of the Fig. 133.—Footprints of one of the oldest known Batrachians, probably a species ot Dendrcrpeton From the Lower Carboniferous of Parrsboro', Nova Scotia. Upper figure natural size. We may, for convenience, call these animals reptiles, but they are regarded as belonging to that lower grade of reptilian animals, the Amphibians or Batrachians, which includes the modern frogs and newts and water-lizards.^ Still it would be doing great injustice to the carboniferous reptiles not to say, ^ MenoJ>oma, Menobranchus, 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 Dawson, J. W. (John William), Sir, 1820-1899. London : Religious Tract Society


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Keywords: ., bookcentury1800, bookdecade1880, booksubjectpaleontology, bookyea