CABCHAEIID^. 11 



mouth than to the end of the snout, the distance between the 

 outer edges of the nostrils equal to the extent between them and 

 the end of the snout. Teeth oblique and flat in both jaws, 

 without any serration. Fins the pectoral extends to nearly 

 beneath the middle of the first dorsal fin, it has its posterior edge 

 rather concave, and its inner edge equals one third of the length of 

 its outer; second dorsal rather small, with its posterior lobe 

 produced, it is situated over the last half of the anal. Length of 

 the base of the anal equal to two fifths of its distance from the 

 base of the ventral : caudal fin 3| times in the total length. 

 Colour light brown superiorly, becoming dull white beneath. 

 Fins grey and mostly with light outer edges. 



Hob. Seas of India to the Malay Archipelago and Japan. 



4. (4.) Carcharias miilleri. 



Carcharias miilleri, ( Valenciennes) Mull, fy Ilenle, Plagios. p. 30, t. xix, 

 f. 1 (teeth) ; Day, Fish. India, p. 713 (see synon.). 



Snout elongated and pointed. Nostrils nearer to the angle of the 

 mouth than to the end of the snout. Mouth nearly as long as 

 wide. Fins the end of the base of the first dorsal situated 

 opposite the origin of the ventral ; second dorsal very small and 

 commencing above the last third of the base of the anal. Pectoral 

 extending to below the origin of the first dorsal. Colour brownish, 

 becoming lighter beneath ; fins a little darker. 



Hob. Bengal. 



5. (5.) Carcharias acutidens. 



Carcharias acutidens, Riippell, N. W. Fische, p. 65, t. xviii, fig. 3 ; 

 Day, Fish. India, p. 713, pi. clxxxix, fig. 1 (see synon.). 



Snout obtuse and rounded, the length of its preoral portion 

 equal to two thirds of the width of the mouth and much less than 

 the distance between the eye and the first gill-opening. Nostrils 

 rather nearer mouth than to the end of the snout. A very short 

 groove at the angle of the mouth not extending on to the upper 

 jaw. Eye small, Gill-openings much wider than the orbit. 

 Teeth |p|- *, those in both jaws rather slender, erect or oblique, 

 and with the bases rather swollen ; none serrated. Fins the base 

 of the first dorsal situated midway between the inner angle of the 

 pectoral and the commencement of the ventral ; second dorsal 

 nearly as large as the first, rather larger than the anal and situated 

 above it. Caudal fin 4| in the total length. Pectoral falciform, its 

 inner edge two sevenths the length of its outer, it reaches to 

 beneath the middle of the base of the first dorsal. Colour of a 

 dull reddish brown, becoming lightest on the sides and beneath. 



Hal), lied Sea, coasts of Sind and the Indian Ocean, attaining 

 at least to six feet in length. 



* Twenty-seven to twenty-nine teeth in each jaw. 



