192 



TRANSACTIONS OF THE AMERICAN PHILOSOPHICAL SOCIETY 



my. 



supm%cart, 

 pal 



olffoK, 



■..cost ral bone 

 -pm>. 





mx 



rosfral, 

 bone 



preeth . 



A Carpiodes 



Fig. 76. Carpiodes sp. A. Oblique front view of mouth, after removal of both premaxillje and of the left maxilla, showing 

 proximal fork of right maxilla, rod-like tracker bone, ball-like preethmoid and dried cartilaginous rods or "submaxillary car- 

 tilages" of Starks. B. Top view. 



