File:Geology (1907) (14776011152).jpg

Identifier: geology00cham (find matches)
Title: Geology
Year: 1907 (1900s)
Authors: Chamberlin, Thomas C. (Thomas Chrowder), 1843-1928 Salisbury, Rollin D., 1859- joint author
Subjects: Geology
Publisher: New York, H. Holt and co.
Contributing Library: Internet Archive
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origin; but someEuropean forms (notably Cetio-saurus of England) were so closelyrelated as to be regarded by someas generically identical. The typical ornithopod (bird-footed) dinosaurs were bipedal inhabit, much as the carnivores were.On the hind limbs there wereusually only three functional toes,so that they left a bird-like track;the fore limbs, however, had fivedigits. Camptosaurus, known bothfrom America (Morrison beds) andEurope, and nearly related to theEuropean Iguanodon of the Weal-den, was one of the largest of theornithopod dinosaurs, measuringabout 30 feet in length, and about18 in height, in the walkingposture. Other related forms,like Nanosaurus or Laosaurus,were not more than three or fourfeet in height and were the small-est of this group known. The stegosaurs, like the sauro-pods, were quadrupedal in habit,and, like them, had solid bones.They were curiously armored, andformed a group of very remarkablecreatures that frequented England 1 Riggs, Amer. Jour. Sci., 1903.
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100 GEOWOY. and western America While they were less gigantic than the sauro-pods, they found compensation in protective plates, spines, and similarmodes oi defense. The Stegosaurus of Colorado and Wyoming (Comobeds) was one of the most unique, (Fig. 373.) The remarkably diminv •

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