XXVU1 



INTKODTJCTION. 



Mg. 8. 



(From P. Z. S. 1895, p. 329, fig. 18.) 



en 



Ventral aspect of sacrum. 



en. Fused sacral vertebra. 



il. Ilium. 



?/. Lateral fossa. 



Is. Ilio-caudal spine. 

 pt. Parapophysial process. 

 2)u. Pubis. 



