Contributions to British Palæontology

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Excerpt from Contributions to British Palæontology: Or First Descriptions of Three Hundred and Sixty Species and Several Genera of Fossil Radiata, Articulata, Mollusca, and Pisces From the Tertiary, Creatogous, Oolitic, and Palæzoic Strata of Great BritainGen. Char. Tooth simply conical, gradually tapering, Slightly curved backwards, apex pointed, section circular throughout, medullary cavity large, conical, simple, so wide at base that the tooth is reduced to a thin edge, surface even, very finely striated longitudinally. Microsc0pic structure - exceedingly fine calci gerous tubes radiating directly from the pulp-cavity towards the periphery, near which they terminate in numerous very minute calcigerous cells, beyond which is a narrow clear layer bounded by a definite dark line, outside of which is a coating of glass like enamel, without perceptible organic structure under a power of 300 diameters.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully, any imperfections that remain are intentionally left to preserve the state of such historical works.