202 



2. Wallago leerii Blkr. 



Wallago Leerii Blecker, Nat. Tijdschr. Ned. Indie II. 1851, p. 427. Atl. 



Ichth. II. 1862, p. 80. 



Wallago Leerii Giinther, Cat. Brit. Mus. V. 1864, p. 37. 

 Wallago Leerii Vaillant, Notes Leyden Mus. XXIV. 1902, p. 44. 



B. 1617; D. I. 4; A. 6773; P. i. 1415; V. i. 910. 



Height 4 3 / 5 5, head a little more or less than 4, eye 7 9, 

 situated above the level of the angle of the mouth, its front- 

 part above that angle, about 5 in the convexity of the inter- 

 orbital space. Snout produced, 2 ! / 2 times in head. Upper 

 profile of head nearly straight, neck strongly ascending to 

 dorsal. Maxillary barbel extending to the anterior part of 

 anal. Mandibulary barbels about as long as the eye. Height 

 of dorsal equal to head without snout, its distance from the 

 end of the snout i 3 / 4 in that from the caudal. Anal free 

 from caudal, which is deeply incised, the upperlobe the longer. 

 Ventrals situated a little behind dorsal, nearly half as long 

 as pectorals, which are about 2 / 3 of head. Pectoral spine not 

 very strong, its stiff part about as long as snout. In the jaws 

 broad bands of rather fine pointed, depressible teeth. Two 

 oval patches of teeth on the vomer. 9 very short, stiff, widely 

 set gillrakers. Brownish, clouded with lighter. Length 500 mm. 



No men indig. : Tapa (Palembang). 



Habitat: Sumatra (Palembang!); Banka; Borneo (Kahajan, 

 Kapuas, Sambas, Serawak). 



In rivers. 



3. Wallago miostoma Vaill. [Fig. 78. p. 200]. 



Wallago miostoma Vaillant, Notes Leyden Mus. XXIV. 1902, p. 44. 

 Wallago nebulostis Vaillant, Notes Leyden Mus. XXIV. 1902, p. 46. 

 Ompok nebulosus Fowler, Proc. Acad. Nat. Sci. Philadelphia, 1905, p. 465. 



B. 15 16 (13 Vaillant, 19 Fowler); D. i. 4; A. 64 72; 

 P. i. 1415 ; V. i. 910. 



Height 4'/ 2 4 4 / 5 , head about 4, eye 10, situated above the 

 level of the angle of the mouth, which is in the vertical through 

 the anterior border of the eye, about 5 ! / 2 in the interorbital 

 space. Snout 2 J / 2 in head. Lower jaw prominent, anterior part 

 of head flattish, hindpart ascending to the dorsal with a con- 



