Diagram of Oligocene Mammals including, Titanothere, Entelodont, Hyracodon, Uintathere, Hyaenodon. Shown in the diagram a six foot man drawn to the same scale as other figures. From the book Outline of History by Wells, published 1920.

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Size: 3898px × 5417px
Photo credit: © Classic Image / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: animal, animals, archival, archive, artiodactyls, brontothere, carnivorous, cursorial, diagram, engraving, entelodont, extint, figures, foot, giant, historical, history, hyaenodon, hyracodon, illustration, mammal, mammals, man, oligocene, paleogene, period, perissodactyl, picture, pig, pig-, placental, prehistoric, print, rhinoceros, scale, species, titanothere, uintathere, ungulate, vintage