7 treff

Pareisaurs versus placodonts as near ancestors to the turtes
Gregory, William K.
Bok Engelsk 1946
Development of occlusion
Uneversity og Pennsylvania
Bok Engelsk 1941
Fossil anthropoids of the Yale-Cambridge India Expedition of 1935
By William K. Gregory, Milo Hellman, G. E...
Bok Engelsk 1938
Fish skulls : a study of the evolution af natural mechanisms
William K. Gregory
Bok Engelsk 1933
Our face from fish to man : a portrait gallery of our ancient ancestors and kinsfolk together with a concise history of our best features
Gregory, William K.
Bok Engelsk 1929
The origin and evolution of the human dentition
Gregory, William K.
Bok Engelsk 1922
The origin and evolution of the human dentition : a palaeontolgical review
Gregory, William K.
Bok Engelsk 1921