BANG) 
sing middle of anal, 8—g9 radiibran- # 
CANOSA 5 416. co 0 6 6 orn beola Oc Barn Se fs et rae) Oy 
y. Maxillary barbel extends to base of 
pectorals, 10—11 radii branchiostegi. . C. cryplopterus p. 218. 
2. Mandibulary barbel longer than head. Anal 
70 or more. 
a. Maxillary barbel extends to posterior quarter 
of anal, dorsal profile convex, head 6!/, . C. impok 2109. 
6. Maxillary barbel extends to second fourth 
of anal, dorsal profile nearly straight . . . C. mononema p. 220. 
£4. Dorsal absent. 
a. Vomerine band angular, Pectorals much 
shorter than head; head 43/,—51/,,.... C. apogon p. 220. j 
6. Vomerine band rounded, nearly as broad . 
as palate. VPectorals shorter than head, 
Mead $52 ate he, emacs sh ates, oukeh wee ae ee aioe C. micronema p. 221. é 
c. Vomerine band straight, short, elliptic. Pec- 
torals longer than head, head 6!/,—7!/;. . C. hexapterus p. 222. 
I. Cryptopterus schilbeides (Blkr.). 
Hemisilurus schilbeides Bleeker, Ichth, Arch. Ind. Prodr. I. Siluri, 1858, p. 297. 
Atl. Ichth. II. 1862, p. 94. 
Cryptopterus schilbeides Giinther, Cat. Brit. Mus. V. 1864, p. 41. 
B.90—10; D. 0; A465—-71¢.P5 14.12- Nowe 
Elongate. Dorsal profile convex, sloping down with a con- 
cavity to the snout. Height 4'/,—5, head 6'/,—7, eye 2!/,—3, 
nearly equal to snout, situated behind corner of mouth, its 
lower half below the level of the cleft of the mouth, nearly 
1'/, times in the convexity of the interorbital space. Upper 
jaw slightly prominent. Maxillary barbel reaching about to 
origin of anal, mandibulary ones rudimentary or missing. Anal 
free from caudal. Ventrals equal to half eye. Pectorals a little 
longer than head, the osseous part of their spine equal to 
snout and eye. Teeth in the upperjaw in a slightly curved 
narrow band, the band in the lower jaw more curved. The 
few vomerine teeth in two widely separated small patches. 
Gillrakers 17. Yellowish, with a few black dots on the top 
of the snout, along the back and on the anal. Length 120 mm. 
Nomen indig.: Lais paddi (Djambi). 
Habitat: Sumatra (Palembang, Djambi!); Borneo (Banjer- 
massin, Sarawak (Brit. Mus.)). 
In rivers. 
