76 Tail Region — True Fishes 



I. One small fin between the dorsal and caudal fins 

 Page 77, figs. A-G 



la. One small fin between the anal and caudal fins 

 Page 77, figs. A-C 



See Round Scad. Mackerel Scad, p. 126. 



lb. No small fin between the anal and caudal fins 

 Page 77, figs. D-G 



See Smelt, Trout, Salmon, Lizard Fish, p. 124. 



II. No small fin between the dorsal and caudal fins 

 Page 77, fig. H 



See TAIL REGION— TRUE FISHES, p. 80. 



