CASE— COTYLOSAU R IA 



5,7 



1. Right half of lower jaw of D. fissus. X 1. No. 4348 Am. Mus. 



2. Fragment of maxillary of D. fissus. XI. No. 4348 Am. Mus. 2a, Lateral 



view of tooth from same specimen. 



3. An incisor tooth of Diadectes sp. X 1. 



4. Diadectes biculminatus. X 1. 



5. Maxillary teeth of D. molaris. X 1. No. 4350 Am. Mus. 5a, Lateral 



view of tooth from same specimen. 



6. Right maxillary of D. phaseolinus. XI. No. 4349 Am. Mus. 6a, Lateral 



view of tooth from same specimen. 



