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elongateD 26-30snout prominent, overhanging
lower jaw: 3-5 tiny barbelspreopercle strongly serrated + spines at angleA: II, (2nd strong), 7-9 -
oblong
head low, mouth under snoutD 19-22barbels: chin - 3 pr, lower jaw - row 8-22preopercle smoothA II, 5-7 -
elongate; lower profile straightD 23-25tail base - large spotssnout overhangs small, horizontal mouthpreopercle smoothA II (2nd slender), 8-9
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oblong
head cónicalmouth: horizontal, under snout
chin: 1 thick, rigid, pored barbelpreopercle serratedA II (2nd large), 5-8