PKUCIIXE. 



513 



16. Genus HAPALOGENYS, Richards. 

 Syn. Pw/onias, sp., Teinm. & Schleg. 



Branchiostegals six or seven ; pseudobrancbiac. Body compressed. 

 Cleft of mouth horizontal ; the anterior and under surfaces of the 

 lower jaw and the lips covered with fine barbel-like papilla. Pre- 

 opercle serrated ; opercle with short spines. Villil'orm teeth in 

 the jaws, vomer, and palatines ; an outer row of conical but some- 

 what obtuse teeth in each jaw, but no canines ; tongue smooth. 

 Dorsal fin with eleven spines ; anal with three ; caudal convex or 

 slightly notched. Scales ctenoid, of moderate or small size, and 

 extended over the fins. Air-bladder simple. Pyloric appendages 

 few. 



Geographical Distribution. Seas of Siud to China and Japan. 



632. (1.) Hapalogenys petersi. (Fig. 155.) 

 Hapalogenys petersi, Day, Fish. India, p. 77, pi. xx, fig. 3. 



D. 11/19. P. 19. A. 3/13. C. 17. L. 1. ca. 100. 



Length of head 3|, height of body 3 in the total length. 



diameter 3^ in length of head, rather above 1 from end of snout, 



and j apart. Fins dorsal spines of moderate strength, very low- 



Fig. 1 55. Hapalotj cays pet erst. 



in proportion to the rays, third highest ; soft portion of the fin 

 highest anteriorly; third anal spine much longer and stronger 

 than the second, soft portion of the fin similar to that of the 

 soft dorsal ; caudal emarginate. Colour blackish grey, with the 

 fins darker. 



Hob. Sind and Mekran coast, being termed Dah-ri at Gwadar. 

 The species was not uncommon and the specimens were large, the 

 smallest being 18 inches in length. 



2L 



