Title: Cold-blooded vertebrates: part I. Fishes
Identifier: coldbloodedverte08hild (find matches)
Year: 1930 (1930s)
Authors: Hildebrand, Samuel F. (Samuel Frederick), 1883-1949; Gilmore, Charles Whitney, 1874-; Cochran, Doris M. (Doris Mable), 1898-1968
Subjects: Fishes; Amphibians; Reptiles
Publisher: (New York, Smithsonian institution series, inc. )
Contributing Library: Smithsonian Libraries
Digitizing Sponsor: Smithsonian Libraries

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REPTILES interest to waste much thought on it. Mantell, however, convinced that the tooth bore evidence of the existence of a fossil reptile then unknown to science, continued his search for further evidence to bear out his theory; and after nearly a quarter of a century the evidence appeared in the form of portions of a jaw with some teeth still attached.
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Fig. 68. Skeleton of Iguanodon bernissartensis. From the ground to the top of the head as the animal is posed is about fourteen feet. After .^bel This jaw settled the question of the origin of the tooth, and scientists announced the discovery of a new species of herbivorous dinosaur to which they gave the name Ignanodon (Fig. 68), from the resemblance of its teeth to those of the living lizard Iguana. Through the recovery in subsequent years of other parts of Iguanodon^ we have learned much about the reptile. More than fifty years ago, in 1878, an extraordinary find in a coal mine at Bernissart, Belgium, brought to light some twenty-three more or less complete Iguanodon skele- tons. These were found in an old fissure which had be- come filled with rocks of Cretaceous age, and which, when (248)

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