166 True Fishes 



GRAY SOLE, BLACKBACK FLOUNDER, 

 SMOOTH FLOUNDER 



L Depth of caudal peduncle about equal to distance be- 

 tween outer margins of eyes 

 Page 167, fig. A 



See Gray Sole, p. 326. 



IL Depth of caudal peduncle much more than distance be- 

 tween outer margins of eyes 

 Page 167, figs. C, E 



Ila. Scales on area between eyes. Depth of caudal 

 peduncle much more than length of pelvic fin 

 Page 167, figs. B, C 



See Blackback Flounder, p. 324. 



lib. No scales on area between eyes. Depth of caudal 

 peduncle about equal to length of pelvic fin 

 Page 167, fig. D, E 



See Smooth Flounder, p. 325. 



