752 



THE AMERICAN XATFRALIST [Vol. X LI 



the writer, l)e regarded as of ordinal iiiiportance, (3) That Moro- 

 pus is generically separable from other known forms of the Chali- 

 cotherioidca. 



and photographs made hy A. S. (?og<>-eshall. 

 Pittsburgh, Pa., Aug. 2, 1907 



