RAIAD^. 



151 



pectoral and ventral-fins present ; gills attached at 

 their outer edge, with separate orifices to each gill. 



Body flat, with a slender tail ; pectorals 



enormous, meeting in front . . . Raiado!. 



Body long, tapering gradually ; pecto- 

 rals moderate Sqiialida. 



Family I. KAiADiE. 



Body forming with the large fleshy pectorals a 

 broad flat disk ; pectorals generally united before 

 the snout ; eyes and orifices [spiracles) above ; 

 mouth, nostrils, and gill-orifices below , dorsals 

 on the tail. 



221 



Cephaloptera (Eisso) . Horned Ray. Head trun- 

 cate, with a membrane rolled on itself, on each side ; 

 eyes large, lateral ; otherwise resembling Trygon, 

 C. Giorna. Fig. 220 ; j^ n.s. 



My Uohatis {Cmy.). Eagle Bay. Head projecting ; 

 pectorals extended like wings ; teeth pavement- 



