cclxx 



Genus AILIA, Cuv. and Fal. 



Body elongated and compressed. Head covered with thin skin. Eyes 

 nearly or quite behind the angle of the mouth, and with adipose lids. 

 Upper jaw slightly the longer. Nostrils on either side approximating to 

 one another, the anterior being in front of the snout. Barbels eight one 

 nasal pair, also one maxillary, the two mandibular pairs arise in a 

 transverse line behind the symphysis. Villiform teeth in the jaws, and in 

 two minute patches on the vomer. A small adipose dorsal fin : ventral 

 with six rays, anal elongated, terminating at a short distance from the 

 caudal which latter is forked. Air-vessel, a transverse tube passing across 

 the body of an anterior vertebra, and more or less enclosed in bone. 



115. Ailia Bengalensis, Gray. Pufta, Panj. : Mun-g!ee-ah-nee, 

 Sind : Bounce-putti, Ooriah. D. 0., A. 60-72. The barbels extend to 

 nearly the middle of the length of the fish. Silvery, some of the fins 

 frequently stained with grey at their edges. This small, but well-flavoured 

 fish is found throughout all the large rivers of India and Burma, exclud- 

 ing those of Madras and Bombay. It attains about 7 inches in length. 



Genus AILIICHTHYS, Day. 

 Differs from Ailia, being destitute of ventral fins. 



116. Ailiichlhys punclata, Day. Put-tas-si and Put-tu-ah, Panj. 

 D. 0, A. 76-82. Barbels extend to the middle of the length of the fish. 

 Silvery; upper surface of the head nearly black ; a large black spot at the 

 base of the caudal fin. Upper portions of the Jumna, the Indus and 

 its affluents. It attains at least 4 inches in length. 



Genus EUTKOPIICHTHYS, Bleeker. 



Branchiostegals eleven. Body and head compressed ; nape slight!)/ 

 elevated. Branchiostegal aperture wide, its membranes not being confluent 

 with the skin of the isthmus. Head covered by skin. Eyes situated above 

 the angle of the mouth, and having broad adipose lids. Cleft of mouth 

 deep, the lower jaw slightly the longer. Nostrils wide. Barbels eight, 

 one nasal, one maxillary, and two mandibular pairs. Teeth in the upper 

 jaw sharp, and in a wide band, also in a broad band on the vomer and 

 palatines. First dorsal fin short, with a spine and seven rays : adipose 

 dorsal also short : ventral with six rays, and situated below the first 

 dorsal : anal having an elongated base, but terminating some distance from 

 the caudal, which latter fin is deeply forked. Air-vessel narrow, tubiform, 

 passing transversely across the body of an anterior vertebra, and all but 

 its central portion received into a bony capsule. 



117. Eutropiichthys vacha, Ham. Buch. Chel-lee, Sind. : Buchua 

 and Nandi-buchua, Ooriah : Nee-much, N.-W. Prov. : Nga-myen-kouban, 

 and katha-boiing , Burm. D. -f/0, A. 47-50. Barbels about as long as 

 the head. Silvery, greyish along the back. Rivers of India and Burma, 

 at'taining upwards of a foot in length. 



Genus Sison, Ham. Buch. 



Branchiostegals four. Gill-openings narrotv and chiefly lateral. Oper- 

 cles moveable. Head and trunk rather broad and depressed. Eyes small. 



