Diagnosis: head pointed (Ref. 2940, 81282). Two pairs of moderately developed barbels, anterior pair may reach the anterior border of eye, posterior pair to the middle of eye; lateral line complete and horizontal; 22-27 scales in lateral line; 3.5 scales between lateral line and dorsal fin origin; 3.5 scales between lateral line and mid-belly; 2.5 scales between lateral line and pelvic-fin base; 12 scales around caudal peduncle; dorsal fin with slightly concave border; 8 branched dorsal fin rays; last simple dorsal-fin ray flexible and smooth on hind margin; no black spots; distinct black stripe in middle of sides and snout; dorsal fin colorless; maximum reported size 96 mm SL (Ref. 2940, 81282, 81639).
Description: medium-sized species (Ref. 81639). Dorsal profile slightly convex; pit-lines on head clearly visible; D:III,8; A:III,5 (Ref. 2940, 81282, 81639).
Coloration: typically a black longitudinal band on sides, extending forward unto gill cover; in some populations band may be heavily shaded (as in preserved specimens); lateral-line scales, as well as those on back and in first series below lateral line, black-edged; dorsal and caudal fins yellowish in life, anal fin orange, pectorals and pelvic fins yellowish (Ref. 2940, 81282, 81639).
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