64 SCAPULA (?), CORACOID, RIBS, AND SCALES OF CTENODUS. 
_ With regard. to the food of Ctenodus oy can be 
tained, as fossil gs (coprolites) has never been found sociated 
with its remains, but from the shape an devia 
teeth we can meee infer that it fed upon crustaccous and te 
ceous animals, and probably upon some of the smaller fishes “ike 
al me amount of certainty is given to this guess by 
the fact that the coprolites of fishes that swam in the same 
waters as Cfenodus have been obtained, and in them we find 
remains of the above forms of animal life 
