136 



DINOCERATA. 



presents a strong' union with the tnuisverse processes of the first two sacral 

 vertebrae. 



Tlie ilia, are more rounded in outline, and the pubes are less firmly 

 united at the symphysis, than in the mastodon. The ischia, also, do not 

 unite at all, as in that animal, but are lounded off, and distant from 

 each other. 



]''I0. ]?,i 



Figure \?A. — Pelvis of Tinoceras imjtf.is, .M.irslj (No. I J 97); sceu from btlow 



Figure 135. — Tlie same; front view 



a. acetabulum; /. thyriiiJ foramen; il. il 

 s'. posterior end of saerum. 



Butli fijiures are oue-ei'jIUh natural si/j 



schium : yi. jnibis ; s. aulerior eud of sacruiu; 



