218 TELEOSTEI. PIT YSO8TOMI. 



to the abdomen. Head likewise banded, and a dark line from the 

 eye to the snout. Numerous oblong blotches over the body, 

 sometimes commencing opposite the orbit and ceasing about the 

 end of the pectoral fin, in other examples continued all over the 

 body. Dorsal fin with three or four rows of spots, and some- 

 times a large one at the base of the last three or four rays ; caudal 

 with five or six ; anal with two. 



Hdb, The Irrawaddy river in Burma, and waters in its vicinity, 

 certainly as high as Mandalay ; also Tenasserim. 



234. (6.) Botia Mstrionica. 



Botia histrionica, Blyth, J. A. S. . xxix, 1800, p. 106 ; Day, Fish. 

 India, p. 007, pi. cliv, fig. 4 (see synon.). 



B. iii. D. 10(2/8). P. 15. V. 8. A. 7 (2/5). C. 19. 



Length of head 5, of caudal fin 5, height of body 4| in the total 

 length. Eyes small, diameter one sixth of length of head, 2^ 

 diameters from end of snout, 2 diameters apart. Barbels eight. 

 Fins caudal deeply forked. Colour olive, with five dark vertical 

 bands on the body, and two on the head. All the fins with two 

 broad brown bars. 



Hob. Burma. 



2. Genus ACANTHOPSIS, v. Hasselt. 

 Syn. Prostheacanthus, Blyth. 



Body very elongate, snout long and compressed. Barbels 

 eight, two being mandibular. A small, bifid, erectile spine, 

 situated in advance of the orbit. Dorsal fin opposite to the 

 ventrals ; caudal forked. 



Geographical Distribution. Burma to the Malay Archipelago. 



235. (1.) Acanthopsis chcerorhynclras. (Fig. 78.) 



Cobitis choirorhynchos, Sleeker, Batavia, Nat. Tijdsch. vii, p. 95. 

 Acanthopsis choirorrhynchus, Day, Fish. India, p. 608, pi. civ, 



fig. 1 (see synon.). 

 Naa-tha-lay-doh, Burmese. 



B. iii. D. 11 (2/9). P. 11. V. 7. A. 8(3/5). C. 11. 

 Length of head 5, of caudal 6, height of body 9 in the total 





Fig. 78. Acanthopsis chcerorhynchus. 



length. Eyes diameter one sixth of the length of head, 4 dia- 

 meters from the end of snout. Barbels eight, all short. Fins 



