12 Sharks 



HAMMERHEAD SHARKS, OTHER SHARKS 



I. Head flattened laterally; shovel- or hammer-shaped 

 Page 13, figs. A-D 



la. Head shovel-shaped 

 Page 13, fig. B 



See Shovelhead Shark, p. 247. 



lb. Head hammer-shaped 

 Page 13, figs. C, D 



1. Front margin of head scalloped, notched at 

 midhne 



Page 13, fig. C 



See Southern Hammerhead Shark, p. 248. 



2. Front margin of head rounded and not notched 

 at midline 



Page 13, fig. D 



See Common Hammerhead Shark, p. 249. 



II. Head not flattened laterally 

 Page 13, fig. E 



See Thresher, Greenland, Other Sharks, p. 14. 



