358 



6. Leiocassis saravacensis Boul. 



Liocassis saravacensis Boulenger, Ann. Mag. Nat. Hist. (6) XIII. 1894, p. 246. 

 Liocassis saravacensis C. Tate Regan. Ann. Mag. Nat. Hist. (8) XT. 1913, p. 548. 



Depth of body 4 1 / 2 to 5 times in total length, length of 

 head 4 times. Head i ! / 2 as long as broad; snout rounded, 

 strongly projecting beyond the mouth; head covered with 

 skin; occipital process not reaching the basal shield of the 

 dorsal spine; diameter of eye 7 times in length of head, inter- 

 orbital width 4 times; barbels very short, the maxillary reaching 

 the eye. Vomerine teeth in a curved uninterrupted band, 

 without posterior median process. Dorsal I. 6; spine strongly 

 serrated behind, 2 / 3 length of head. Adipose fin nearly twice 

 as long as dorsal, a little longer than its distance from the 

 latter. Anal 1415. Pectoral spine 3 / 5 length of head, strongly 

 serrated on the inner edge. Dark brown, with some large pale 

 brown spots on the sides, and a pale brown bar across the 

 nape; dorsal whitish, with a blackish band in its upper half; 

 adipose fin with a broad whitish edge; ventrals, anal, and 

 caudal whitish. Length of single known specimen 150 mm. 

 [After Boulenger, not seen by us]. 



Habitat: Borneo (Senah, Sarawak). 



7. Leiocassis baramensis Reg. 



Liocassis baramensis C. Tate Regan, Ann. Mag. Nat. Hist. (7) XVIII, 1906, 

 p. 67. Ann. Mag. Nat. Hist. (8) XI. 1913, p. 548. 



Depth of body 4 2 / 5 in the length, length of head 3 3 / 5 . Head 

 ! 3 / 5 as long as broad. Diameter of eye 9 in the length of 

 head. Snout obtusely pointed, a little more than j / 3 the length 

 of head, projecting beyond the mouth. Nasal barbel nearer to 

 eye than to tip of snout, when laid back not reaching the 

 eye; maxillary barbel ! / 3 the length of head, extending to 

 below the eye; head covered with smooth skin; occipital 

 process twice as long as broad, separated by an interspace 

 equal to J / 2 its length from the basal shield of the dorsal 

 spine; clavicular process extending to the middle of the 

 pectoral spine. Vomerine teeth in a curved uninterrupted band, 

 with the median posterior projection rudimentary. Dorsal I. 7; 

 spine feebly serrated behind, J /2 the length of head. Adipose 

 fin i 3 / 4 as long as the base of the dorsal and greater than 



