GREGORY: FISH SKULLS 



215 



%>i.iNr>Av-P*° 



scalebone' 



pa 



C Dallia 



ptm 



scalebone" 



supcl 



cl 



Esox masquinongy 



Fig, 95. Esox masquinongy. A. Side view. B. Top view. C. Dallia ptctoralis. Top view. 



