cclxxv 



fSft. Rrosfoma Berdiiwrci, Blylh. D. ^/O, A. C. Eight barbels. 

 Snout poiuted. Cuitdal foikcd. Tenassei'iin Pioviaces. 



Famifi/ — S c o IM n R E s o C I D J5 . 



Vhiiryii(joijnathi malacopteri/gii, Mullcr. 



Pseudobiancliiae concealed, glandular. Jlitvgin of upper jaw formed mesially by 

 tlie iiit«r-niaxillari(3S : laterally by tlic niaxillaries. BarbelH present, or absent. 

 Lower pharyngeal."! united into a single bone. Dorsal fin rnyed, witli or with- 

 out finlets posterior to it, and situitcd opposite the anal and in the eamlal portion 

 of the vertebral column, no adipose dors.al. Body scaled: usually a keeled row 

 along either side of tlie free portiDQ of the tail. Air-vessel getnually present : 

 sometimes cellular, and destitute of a pneumatic duet. Stoliiaeh and intestines in. 

 one straight tube, without division, and not haviug any pyloric appendages. 



Genus — Beloke, Cuv. 



BrancHostegah rather numerous. Body elongated, suh-cylindrical, 

 or compressed. Gill-opemngs loide. Eyes lateral. The jaws prolonged 

 into a long beak, the upper being formed of the inter-maxillarics. Fine 

 teeth or rugosities in both jaws, with a single roio of long, widely set 

 conical ones. No finlets posterior to dorsal Jin ; caudal usually forked. 

 Scales small. Lateral line on free portion of tail, with or mithoid a keel. 



136. Belonecancila,\\am. Biioli. Xung-gal/, Co-wa, Son-ah and Ka- 

 haan, Panj. : Gon-gi-tiiri, Ooriah : Nga-oh-poung-yoh , Nga-plinu-yo, Biirm. 

 J3. X. D. 16-17, A. 16-17. Lateral line not keeled. Four or five dark 

 blotolies between tlic base:? of tlic pectoral and aual fins. Throughout 

 the waters of the plains of India aud Burma. 



Genus — Hemiramtjius, Cuv. 



Ilyporhamphus, Enleptorhamphus, Zenarcliopterns, and O'xypnrham- 

 pfiHS, Gill: Dermatogenys, (K. and v. Hass.) Peters: Hemirampihodon, 

 Ijleeker. 



Branchiosfegals rather numerous. Body snh -cylindrical and elongated. 

 Eyes lateral. Upper jaw, which is formed of the rnter-maxillaries, is more 

 or less triangular and short, whilst the lower jaw is elongated far beyond 

 the upper, which prolongation is not so apparent in the immature. Teeth 

 vilUform, in both jaws. No finlets posterior to the dorsal fin : pectoral may 

 or may not be prolonged : caudal mostly forked or cmarginate, sometimes 

 rounded. Scales of moderate or large size. Air-rcssel large, sometime 

 cellular. Dorsal and anal rays may Ije modified. Some viviparous. 



137. Hsmiramphus amblyurus, Blceker. Nga-phoung-yo, Burm. D. 

 l.^-l'l, A. 10-12, L. 1. 48. Viviparous. An indistinct silvery lateral band. 

 ]M<niths of the Gauges and other large rivers of Bengal and Burma, 

 extending its range to above tidal influence. 



Family — Cyprinodontidjs. 



Branebiostegals from four to six : p.seudobranchifp absent. E^'es lateral : margin' 

 of upper jaw fornied entirely by the intcr-maxillaries. Barbels absent. Teeth 

 in both jaws, likewise in the sujierior and inferior pharyngeal bones. One 

 spineless dorsal situat<>d in the posterior half of the body. Stomach without 

 ciil-ilc-sac. No pyknic appendages. Air-vessel simple, destitute of connection 

 with ILo auditory bones. 



