GREGORY: FISH SKULLS 



265 



A Chirostoma diazi 



Fig. 140 Comparison of the percoid DinoUstes (C) with the Percesoces, Sphyrana (B) and Chirostoma (A). Scales differeni. 



^P**."* ep;o+ 



sca/ebone 



p;to 



ppiparet/i 



•p?o+ 



sopc 



Sphyrcena barracuda 



Fig. 141. Sphyrtena barracuda. 



