1. CAKCHAEIAS. 367 



18. Carcharias sorrah. 



Carcharias (Prionodon) sorrah, MiiU. Sf Henle, p. 45, taf. 16 ; Bleek. 



Verh. Bat. Gen. xxiv. Plug. p. 39 ; Dum&ril, Elasmobr. p. 368. 

 Isoplagiodon sorrah, Gill, Ann. Lye. Nat. Hist. Neto York, vii. p. 410. 



Snout somewhat produced, the distance between its extremity and 

 the mouth being equal to the width of the latter. Nostrils midway 

 between the mouth and the extremity of the snout. Teeth ^, those 

 of the uj^per jaw oblique, serrated, with a notch in the outer margin ; 

 the lower smaller, narrower, slightly oblique, serrated. Gill-open- 

 ings narrow, about as wide as the orbit. Pectorals falciform, ex- 

 tending to the end of the dorsal, the length of their Loiuer margin 

 being two-sevenths of that of the upper. Origin of the first dorsal at 

 a very short distance from the base of the pectorals, its end much 

 more distant from the ventral. The second dorsal small, smaller 

 than the anal. Lower lobe of the caudal and pectorals with blackish 

 extremities. First dorsal without black at the top. 



Indian seas. 



a. Stuffed, 31 inches long. From the Collection of the Zoological 



Society. 

 h. Fine specimen. From Dr. Bleeker's Collection. 

 c. Foetus. Borneo. Purchased of Hr. Frank. 



19. Carcharias dussumieri. 



Carcharias ( Prionodon) dussumieri, ^liill. Sf Henle, p. 47, pi., 19. 



fig. 8; Dumeril, Elasinohr. p. 370. 

 ( ) javanicus, Bleck. Verh. Bat. Gen. xxiv. Flag. p. 38 ; 



Dumeril, I. c. p. 369. 



Snout somewhat produced, the distance between its extremity and 

 the mouth being equal to the width of the latter. Nostrils midway 

 between the mouth and the extremity of the snout. Teeth .||^, those 

 of the upper jaw oblique, serrated, with a notch in the outer 

 margin ; the lower smaller, narrow, slightly oblique, serrated, on a 

 broad base. Gill-openings rather wider than the orbit. Pectorals 

 falciform, extending to the end of the dorsal, the length of their loiver 

 margin being two-fiftlis of that of the upper. Origin of the first 

 dorsal at a short dista,nce from the base of the pectorals, its end 

 more distant from the ventral. The second dorsal not much smaller 

 than the anal. Fins with the margins whitish. 



East-Indian archipelago. 



a. Type of C. javanicus. Batavia. From Dr. Bleeker's Collection. 



20. Carcharias gangeticus, 



Carcharias (Prionodon) gangeticus, Mitll. (§• Henh, p. 39, pi. 13; 



Dumeril, Elas7nohi\ p. 359. 

 ? Carcharias (Prionodon) japonicus, Schleg. Fatrn. Japvn. Poiss. 



p. 302, pi. 133. 



Snout very short and obtuse ; nostrils very close to the extremity 

 of the snout. Teeth |y^, the upper triangular, their outer edge 



