. Catalogue of the fossil Reptilia and Amphibia in the British Museum (Natural history) ... By Richard Lydekker ... Reptiles, Fossil; Amphibians, Fossil. 106 ANOMODONTIA. Genus NAOSAURUS, Cope \ The neural spines of the dorsal and lumbar vertebrae enormously elongated, with paired horizontal processes at intervals. Transverse processes of dorsals large and prominent, no distinct capitular facet on centrum, although all the ribs have double heads. In Dimetroclon, Cope2, the horizontal processes of the neural spines of the vertebras are absent. Naosaurus cruciger, Cope 3. The type species. The d
. Catalogue of the fossil Reptilia and Amphibia in the British Museum (Natural history) ... By Richard Lydekker ... Reptiles, Fossil; Amphibians, Fossil. 106 ANOMODONTIA. Genus NAOSAURUS, Cope \ The neural spines of the dorsal and lumbar vertebrae enormously elongated, with paired horizontal processes at intervals. Transverse processes of dorsals large and prominent, no distinct capitular facet on centrum, although all the ribs have double heads. In Dimetroclon, Cope2, the horizontal processes of the neural spines of the vertebras are absent. Naosaurus cruciger, Cope 3. The type species. The distal portions of the neural spines of the vertebras cylindrical, and the distal horizontal processes represented by Naosaurus claviger.—Anterior aspect of a dorsal vertebra (partially restored) from the reputed Permian of Texas. \. Ce, centrum. (See Trans. Amer. Phil. Soc. vol. xvi. pi. iii. fig. 1, 1886.) Bab. North America (Texas). 1 Amer. Nat. vol. xx. p. 545 (1886). 2 Proc. Amer. Phil. Soc. vol. xvii. p. 512 (1878). 3 Amer. Nat. loc. 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 British Museum (Natural History). Dept. of Geology; Lydekker, Richard, 1849-1915. London, Printed by order of the Trustees
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