4:04- T. F. Olcott — .New Species of Teleoceras. 



Transverse diameter P 2 _ _ _ 32 



Antro-posterior diameter P3 ._ .. 35 



Transverse diameter P 3 _ _ 43 



Antro-posterior diameter P 4 . _ _ 38 



Transverse diameter P 4 _ _ 49 



Antro-posterior diameter Ml . . 50 



Transverse diameter Ml . _ . 53 



Antro-posterior diameter M 2 52 



Transverse diameter M2 _ 52 



Eockville Center, L. I. 

 May 3, 1909. 



