22 Sharks 



SAND SHARK, SMOOTH DOGFISH, OTHER SHARKS 



I. Rear end of base of first dorsal fin over origin of pelvic 

 fin 

 Page 23, fig. A 



See Sand Shark, p. 231 



II. Rear end of base of first dorsal fin far in front of origin 

 of pelvic fin 

 Page 23, figs. B-E 



Ila. Origin of anal fin in center of base of second 

 dorsal fin 

 Page 23, fig. B 



See Smooth Dogfish, p. 239. 



lib. Origin of anal fin slightly behind, under, or in 

 front of origin of second dorsal fin 

 Page 23, figs. C-E 



See Blue, Other Sharks, p. 24. 



