PLATE 2 
EXPLANATION OF FIGURES 
4 Photograph of the lateral view of the pelvic girdle after removal of the 
femur. Enlarged. 
5 Photograph of the dorsal view of the pelvic girdle. Owing to the dense 
printing, the outlines of the posterior extensions of the ischia are outlined in 
white. Enlarged. 
6 Photograph of the ventral view of the pelvic girdle. Enlarged. 
7 Photograph of the pelvic girdle from the caudal end after removal of the 
caudal vertebrae. The greatly reduced pelvic outlet (Po) is shown. Enlarged. 
ABBREVIATIONS 
a 
A, acetabulum; C, crest-like ridge extending dorsally from the ankylosed 
sacral vertebrae; //, ilium; /s, ischium; H hypapophyses; Of, obturator foramen; 
P, pubes; PA, pars acetabularis; Po, pelvic outlet. The black lines indicate as 
nearly as could be determined the places of Junction of the various bones. 
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