Description: Characterized by generally brownish body color with whitish stripe on dorsal midline/upper back from mouth to caudal fin base; brown stripe from snout to posterior body, often with brown reticulum; feeble and inconspicuous dorsal spine, above middle of pectoral fins; extremely elongate body, depth at anal fin origin about 10-11 in SL; opening of gill as long as eye, nearly horizontal, posterior end below front edge of eye; chin with conspicuous barbel, thick at base, tapering to thread, length about equal to half of length of snout; rhomboidal caudal fin (Ref. 90102).