1909.] 



N. AnnandalE : Report on the Batoidei . 



49 



of the dorsal fin and a backwardly directed streak on the base of the disk 

 at either side, cream colour. 



Eye$ minute, deeply sunk, colourless, close to the spiracles, which have smooth edges. 



Mouth closeh^ resembling that of Astra pc di pterygia externally ; the teeth with the 

 triangular transverse ridge somewhat more pointed than in that species. A some- 

 what narrow, long rectangular jjrocess on the roof of the mouth, directed back- 

 wards rather than vertically downwards, and having its distal edge sinuous but 

 not bilobed ; a similar but smaller process on the floor of the mouth. ' 



P" 



1--P 



Fig. g. — Bengalichlliys impennis, nat. size : />. = pectoral fin. 



This species is represented by two s]iecimens (a male and a female) taken by the 

 ' ' Golden Crown ' ' in about 15 fathoms of water in Balasore Bay on the coast of Orissa 

 in October, 1908. The following measurements are taken from the specimens after 

 preservation in .spirit : — * 



Total length 

 Length of disk 



175-0 mm. 125-0 mm. 

 8i-o ,, 63-0 ,, 



