48 



TERTIAET VEETEBEATA OF THE FATtTM. 

 Text-fig. 26. 



~e.a. 



sym. 



Pelvis of Arsinoiiherium (l)zitteli, from back. 



a., acetabulum ; a. 5., acetabular border ; c.i., crista ilii ; «.«., external angle of ilium ; ts., ischium; is.i., ischial 

 tuberosity ; o.f., obturator foramen ; pu., pubis ; sym., symphysis. \ nat. size. 



Text-fig. 27. 



Pelvis of ArsinoitJierium (?) zitteli, from right side. 

 il., ilium ; other lettering as in last figure. ^ nat. size. 



