Osteologie du megatherium / Dalton, del. ; Coutant, sculpt.

Fossil skeleton of sloth discovered in South America that proved species could become extinct.
Illus. in: Recherches sur les ossemens fossiles / Georges Cuvier. Third ed. Paris : G. Dufour et E. d'Ocagne, 1825, pl. 16.
Published in: The tradition of science / Leonard C. Bruno. Washington, D.C. : Library of Congress, 1987, p. 215.