. The chain of life in geological time [microform] : a sketch of the origin and succession of animals and plants. Paleontology; Paleobotany; Paléontologie; Paléobotanique. Fig. 41.—a, Stetiopora exi/is (Dawson), b, Chaetetes Unnidiisi^ and Haine). Carboniferous. Cambrian. They entered on the stage in immense abundance in the Siluro-Cambrian, where considerable limestones are largely composed of their remains, mixed, however, and some- times overpowered with those of Bryozoa and Hydroids. An ordinary coral, such as those of which coral reefs are built— the red coral used for ornament is
. The chain of life in geological time [microform] : a sketch of the origin and succession of animals and plants. Paleontology; Paleobotany; Paléontologie; Paléobotanique. Fig. 41.—a, Stetiopora exi/is (Dawson), b, Chaetetes Unnidiisi^ and Haine). Carboniferous. Cambrian. They entered on the stage in immense abundance in the Siluro-Cambrian, where considerable limestones are largely composed of their remains, mixed, however, and some- times overpowered with those of Bryozoa and Hydroids. An ordinary coral, such as those of which coral reefs are built— the red coral used for ornament is not quite similar—is the skeleton of an animal constructed on the plan of a sea anemone ; with a central stomach surrounded by radiating chambers, and having above a crown of tentacles. The stony coral sur- rounds and protects the soft body of the animal, and may either be a single cell, for one animal, or an aggregation of such cells, constituting; a rounded or branching mass. 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 Dawson, J. W. (John William), Sir, 1820-1899. London : Religious Tract Society
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectpaleontology, bookyea
