170 



Annals of the Carnegie Museum. 



rib, disappearing on the concave area on the inferior lateral part of 

 the centrum. 



Fig. II. Lateral view of first dorsal vertebra of Promerycochcerus carrikeri. 

 No. 1047; \ nat. size. 



Fig. 12. Lateral view of second dorsal ^vertebra of Promerycochcerus carrikeri. 



No. 1047; \ nat. size. 

 Fig. 13. Lateral view of the third dorsal vertebra of Promerycochcerus carrikeri. 



No. 1047; \ nat. size. 



