8ILTJBIIXE. 127 



Jloyrtri, Bong. ; RhivruJa and Part, Mnrathi ; Bcalll, Ooiiah ; Foil, Chitta- 

 gong ; Nya bat, Burmese. 



B. xix-xxi. D. 5. P. 1/13-15. V. 8-10. A. 86-93 (4/82-89). 



C. 17. Vert. 13/56. 



Length of head 5 to 5^, of caudal fin 9, height of body 6| in the 

 total length. Eyes with free lids, diameter two fifteenths of 

 length of head, 2 diameters from end of snout. Width of head 

 rather less than its length, and half its height. Snout rather 

 produced. Cleft of mouth extending to about 1 diameter behind 

 the orbit, the lower jaw being slightly the longer. Barbels the 

 maxillary twice as long as the head, mandib :lar as long as the 



Fig. ^A. Wallago attu. 



snout. Teeth generic. Fins the dorsal nearly as long as the 

 pectoral, which last equals in length the depth of the cleft of 

 the mouth. Pectoral spine finely serrated internally. Anal not 

 confluent with the caudal, which last consists of two lobes. 

 Air-bladder of moderate size, somewhat heart-shaped, situated 

 in the front portion of the abdomen, and attached to the anterior 

 vertebrae. Colour uniform, fins sometimes covered with fine dots. 

 Hob. Fresh waters throughout India, Ceylon, and Burma, and 

 sometimes, according to Col. Tickell, within tidal influence. 

 Attains at least six feet in length, and is good eating, but is a 

 voracious and not very cleanly feeder, said to mostly feed at night, 

 time. 



12. Genus EUTROPIICHTHYS, Bleeker. 



Branchiostegals eleven. Gill-openings wide, the membranes 

 not being confluent with the skin of the isthmus, but separated by 

 a deep notch. Body and head compressed. Head covered with 

 soft skin. Eyes with broad adipose lids. Cleft of mouth deep, 

 extending to below the eyes ; upper jaw slightly the longer. 

 Nostrils wide and patent, the anterior and outer one being at the 

 side of the snout. Eight barbels. Teeth in jaws sharp ; and in a 

 broad band across the vomer and palatines. First dorsal short, 

 having one spine and seven rays ; the adipose short. Pectoral 

 with a spine. Ventral with six rays, and situated below the rayed 

 dorsal. Anal long (47-50 rays). Caudal forked. Air-bladder 

 externally protected by bone. No axillary pore. 



