Pariasaurus - An Extinct Vegetarian Triassic Reptile
Triceratops - A Huge Extinct Reptile
The Skull and Brain-Case of Pithecanthropus
A Mammoth Drawn on the Wall of the Font-de-Gaume Cavern
A Grazing Bison, Delicately and Carefully Drawn, Engraved on a Wall of the Altamira Cave, Northern Spain
Nautilus
Genealogical tree of animals
Skeleton of an Extinct Flightless Toothed Bird, Hesperornis
The walking-fish or mud-skipper (Periophthalmus)
The Archæopteryx