{0d KANSAS UNIVERSITY QUARTERLY. 
The scapula, not preserved in connection with the other bones, is 
of smaller size than the coracoid, and relatively smaller than in 
either Ciidastes or Platecarpus. At the mesial end of the coracoid 
there is a thick plate of cartilage of considerable extent and closely 
united with the bone. Nowhere in this specimen, or in any other 
Fig. 1. Front paddle of 'Pylosaurus. 
specimen of this genus that I have seen, is there any indication of 
a sternum, even a cartilaginous one. Were it existent it would 
have been most certainly preserved in this specimen, inasmuch as 
