64 Head — True Fishes 



I. Only one long ray, spine, or fleshy lobe on top of head 

 Page 65, figs. A-C 



la. A single ray on top of head followed by a series 

 of short hair-like rays continuing to the dorsal fin 

 Page 65, fig. A 



See Four-bearded Rockling, p. 321. 



lb. A single spine or fleshy lobe on top of head, no 

 short hair-like rays following 

 Page 65, figs. B, C 



1. Dorsal fin short, less than half the length of the 

 body 



Page 65, fig. B 



See Filefishes, p. 110. 



2. Dorsal fin long, much more than half the length 

 of the body 



Page 65, fig. C 



See Tilefish, p. 385. 



II. More than one spine on top of head 

 Page 65, fig. D 



See Sargassum Fish, p. 414. 



