370 CARCHARIID^. 



Carcharias (Prionodon) melanopterus, Mlill. Sf Henle, p. 43, pi. 19. 



fig. 5 ; Bleek. Verh. Bat. Gen. xxiv. Flag. p. 33 ; Dumeril, Elasmohr. 



p. 365. 



(Prionace) melanopterus, Cant. Mai. Fish. p. 400. 



(Prionodon) henlei, Bleek. Nat. Ti/ds. Ned. Inch iv. p. 507. 



( ) brachyrliynchus, Bleek. Act. Soc. Sc. Indo-Neerl. vi. 



p. 206 ; Dtimeril, Elasmobr. p. 364. 



Snout short and obtuse, the nostrils being nearer to its extremity 

 than to the mouth. Teeth ^|^J, the upper oblique, with the inner 

 margin straight and the outer notched ; the lower narrower ; both 

 serrated. Pectoral fin falciform, the upper margin being thrice as 

 long as the lower, extending to the end of the dorsal. The first 

 dorsal is only a little nearer to the root of the pectoral than to that 

 of the ventral. Second dorsal opposite to the anal, to which it is si- 

 milar in size and shape. Extremities of all thejins deep blade. 



Indian Ocean and archipelago. 



a. Stuffed, 33 inches long. South Africa. Presented by Sir A. 



Smith. 



b. Fine specimen. Amboyna. Purchased of Hr. Frank. 



c. Fine specimen. Amboyna. Purchased of Hr. Frank. {C.bra- 



chyrhynchus.) 



d. Young. Amboyna. From Dr. Bleeker's Collection. 



25. Carcharias bleekeri. 



? Squalus spallanzanii, Peron 4'- Les. Joiirn. Ac. Nat. Sc. Fhilad. ii. 



p. 351. 

 Carcharias (Prionodon) bleekeri, Dumeril, Elasmobr. p. 367. 



Sno^d moderateli/ lyroduced, the nostrils being midway between its 

 extremity and the mouth. Teeth ||, the upper oblique, with the 

 inner margin straight and the outer notched ; the lower nearly erect, 

 narrow, on a broad base ; both finely serrated. Pectoral fins falci- 

 form, the upper margin being five times as long as the lower. Origin 

 of the dorsal fin at a short distance behind the inner posterior angle 

 of the pectoral. Second dorsal opposite to, as long as, but lower 

 than, the anal, and produced in a long lobe posteriorly. A deep- 

 blade spot on the lower side of the extremity of the pectoral fin ; ex- 

 tremity of the lower caudal lobe with a deep-black spjot. No spot on 

 the first dorscdfin. 



Indian Ocean, 

 o. Half-grown : male. Seychelles. Presented by Lieut.-Col. 

 Playfair. 



26. Carcharias albomarginatus. 



Carcharias alboniargiuatus, Eilpp. N. W. Fische, p. 64, taf. 18. fig. 1. 



(Prionodon) albomarginatiis, Miill. 8f Henle, p. 44 ; Dumeril, 



Elasmohr. p. 366. 

 Snout rather short and obtuse, the nostrils being somewhat nearer 

 to the mouth than to the extremity of the snout. Teeth ^^ ; the 

 upper oblique, serrated, with the outer margin notched ; the lower 



