2 Free Artworks of Apatosaurus Fossils

the osteology of the reptilessamuel wendell williston
Atlas, axis, and ribs (from various groups of reptiles), Samuel Wendell Williston, 1925
trinacromerum fossil illustrationsthe osteology of the reptiles
Pelves (Dinosauria): Ceratosaurus, Apatosaurus, Triceratops, Stegosaurus, and Trachodon, Samuel Wendell Williston, 1925
ceratosaurus fossil illustrationsthe osteology of the reptiles
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