Subject ASC0001gz5
The Quarterly journal of the Geological Society of London.
v.60 (1904), Page 133 (1904)
Smithsonian Libraries
BHL Page 35259567
Keywords
sharks rays jaws cretaceous mandible small young Glynde Sussex Lower Chalk fossil dentures lower jaw Ptychodus decurrens Ag oral aspect of the mandible of a small variety or young individual restored natural size from the Lower Chalk of Glywde (Sussex).