U. S. G.eological Survey of the Territories. 



Plate XT 





35-' 



is m 



T. SINCLAIR i. SON. PHILADELPHIA 



1-5 BAENA ARENOSA. yi 



6. BAPTEMYS. %. 



7. TESTUDO CORSONI % 

 9. HYBEMYS. 



I 



10 BTYLEMYS y z 



1L— 13. NOTHOSAUROPS. 



14 15. SANIVA. 



IP— 18. ANTRODEMUS. ye, 



