Subject ASC0001i74
The Quarterly journal of the Geological Society of London.
v.13 (1857), Page 279 (1857)
Smithsonian Libraries
BHL Page 35315670
Keywords
paleontology bone jaws lower jaw Plagiaulax Becklesii outer surface inner surface vertical view magnified condyle coronoid process coronoid biology plagiaulax becklesii jaw premolars bird fossil