ICITTnYOLOay. 21)9 



K. DANicoNnis, Ham. Biich. 



Xga-doung-zi. 



li. iii. ; D. 'J; r. 1.5; V. 9; A. 7; C. 19. 



No barbels. A black band more or loss distinct, from the eye to tbe t;iil, :iiicl 

 Rometiracs a silvery band edged above witli yellow ruus along the sides, (jlrows tu 

 8 inches. 



Burraa. 



R. BucnvNANi, Blecker. 



]!. iii.; D. 9; P. 1.5; V. 9; A. 78; C. 19. 



Abdominal ])rotile more eonve.x than the dorsal. Silvery, with a faint side 

 streak. Caudal tipped with black. 

 Burma. 



AspiDoi'AKH, Bleeker. 



ilouth small, inferior. The lower jaw with a sharp crcseontio naked edf;c. 

 Barbels none. Dorsal fin without osseous ray. Lateral line concave, and passing 

 along the lower half of the base of the caudal fin. 



A. iioRAR, Ham. Buch. 

 Nga-hpen-boo and Yen-boung-za. 



B. iii.; D. 910; P. 15; V. 810; C. 19. 



Snout very obtuse. Upper jaw overlaps the lower. A broad suborbital ring of 

 bones covers the cheek. Light browu above, divided from the silvery side by a 

 burnished streak. Grows to 7 inches. 



Burma. 



RonxEK, Si/hs. 



Mouth anterior, lips thin. Dorsal fin with an osseous serrated spine and com- 

 mencing midway between the ventral and aual tins. Scales small. 



E. coTio, Ham. Buch. 



Nga-hpiin-ma. 



B. iii.; D. 11-12; P. 1.3; V. 10; A. 2936; C. 19. 



Dorsal profile high. Upper jaw slightly the longer. Barbels none, or rudi- 

 mentary. Silvery, darkest along the back, and with sometimes a silvery lateral band. 

 Sometimes a black blotch before the tail and anotlier on the nape. Grows to 6 inches. 



Burma. 



R. BEL.ixoERi, Cuv. at, Val. 



Kga-hpeh-oung and Nga-nek-kya. 



B. iii.; D. 11-12; P. 17; V. 9 ; A. 2021 ; C. 17. 



Lower jaw a trifle the shorter. Dorsal profile elevated. Caudal deeply lobed, 

 the lower sliglitly the longer. Silvei-y, greyish on the back. Sometimes a dark 

 streak from the shoulder to the base of the pectoral fin. The very young have the 

 tail black-banded. Grows to 15 inches in length. 



Burma. 



Barilius, Hamilton Buchanan. 



Jaws compressed, the lower usually with a symphysial knob fitting into the 

 upper. Suborbital ring of bones usually broad, especially the third. Dorsal fin 

 without osseous spine, and inserted jjosteriorly to the ventrals. 



B. GCTTATus, Day. 



Nga-la-wa. 



B. iii. ; D. 9 ; P. 15 ; Y. 9 ; A. 14 ; C. 17. 



