Comprehensive DescriptionRead full entry
From Boulenger (1909, pp. 86-87)
Depth of body 2½ to 3 times in total length, length of head 4 3/4 to 5 times; back gibbose, with convex outline in front of dorsal and concave outline on nape. Head as long as deep, with convex upper and concave lower profile; snout short, 1/4 to 1/3 length of head; mouth terminal or subinferior, its width 1/4 to 1/3 length of head, below level of eye; chin with a strong globular swelling ; teeth extremely minute, almost hidden in the thick gums, truncate or slightly notched, 3 in upper jaw, 6 in lower; nostrils in posterior half of the snout, posterior a little lower down than anterior, which is on a level with centre of eye; eye moderate, 2/3 to 3/4 length of snout or interorbital width. Dorsal 38-40, 1 2/3 to 1¾ times length of anal, its length equaling its distance from head. Anal 25-27, originating below 12th or 13th ray of dorsal, a little nearer base of ventral than base of caudal. Pectoral pointed, a little shorter than head, 1½ to 1 2/3 times length of ventral, extending a little beyond base of latter. Caudal scaled in its basal two-thirds, with pointed lobes. Caudal peduncle 3 times as long as deep, 4/5 length of head. 61-68 scales in lateral line, 20-21 / 20-21 in transverse series on body, 12-14 / 13-14 in transverse series between dorsal and anal, 12 round caudal peduncle. Yellowish.