. Catalogue of the fossil Reptilia and Amphibia in the British Museum (Natural history) ... By Richard Lydekker ... Reptiles, Fossil; Amphibians, Fossil. 133 plane of condyles and not excessively flattened, and no inner trochanter ; astragalus not applied to tibia; metacarpals short; feet plantigrade. All the members were probably mainly of quadrupedal habits. Family CETIOSAURIDJE. Cervical vertebrae narrow and elongate, with rim of posterior cup oblique, inferior surface of middle dorsal vertebrae narrow and more Fig. Morosaurus grandis, Marsh.—Tooth ; from the Upper Juras


. Catalogue of the fossil Reptilia and Amphibia in the British Museum (Natural history) ... By Richard Lydekker ... Reptiles, Fossil; Amphibians, Fossil. 133 plane of condyles and not excessively flattened, and no inner trochanter ; astragalus not applied to tibia; metacarpals short; feet plantigrade. All the members were probably mainly of quadrupedal habits. Family CETIOSAURIDJE. Cervical vertebrae narrow and elongate, with rim of posterior cup oblique, inferior surface of middle dorsal vertebrae narrow and more Fig. Morosaurus grandis, Marsh.—Tooth ; from the Upper Jurassic of North America, f. or less rounded ; sacral vertebrae mostly solid, and only the posterior ones bearing their own arch; caudals without postzygapophyses, the prezygapophyses forming indents on sides of neural spines ; chevrons Fig. 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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