48 
TEIITIARY VERTEBRATA OF THE FATtM. 
Text-fig. 26. 
AT., acetabulum ; «.6., acetabular border ; c.?’., crista ilii ; c.u., external angle of ilium ; fs., ischium; is.t., ischial 
tuberosity; o.f., obturator foramen ; pu., pubis; sym., symphysis, t nat. size. 
Text-fig. 27. 
U., ilium ; other lettering as in last figure. ~ nat. size. 
