453 



PROCEEDINGS OF THE ACADEMY OF 



[July, 



about 3 in rest of body ; snout 2 J in head ; space between tip of snout 

 and anterior curve of mouth 21; width of mouth at corners 2^; inter- 

 orbital space 2; length of pectoral along upper or outer margin 1^; 

 margin of pectoral posteriorly 1^; base of pectoral 2f ; anterior mar- 

 gin of first dorsal 2; base of first dorsal 2J; anterior margin of second 

 dorsal 2|; base of second dorsal 3|; least depth of caudal peduncle 5}; 



Fig. 1. — Carcharhinus fephrodes Fowler. 



anterior margin of lower caudal lobe 2; anterior margin of anal 3; base 

 of anal 3 ; anterior margin of ventral 3 ; base of ventral 3f ; eye 7f in 

 interorbital space. 



Body elongate, well compressed and greatest depth about origin of 

 first dorsal fin. Caudal peduncle rather thick, compressed, flattened 

 above and below, and a pit at origin of upper caudal lobe. A slight 

 depression along middle of back above. 



Head broad, its greatest width about 1|- in its length, depressed, and 



