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The following is a brief desritption of the holotype from Gibbs et al. (1983).
In percent of SL: barbel length 27–81, filament length 3.9–9.4, proximal bulb 0.9–0.5, distal bulb 0.9–1.2, distance between bulbs 2.8–3.4. In percent of proximal bulb: distal bulb 140–211, distance between bulbs 420–589. In percent of distal bulb: distance between bulbs 300–279. The postorbital organ of the 1 large male is 1.7% SL, 57% of fleshy orbit. No color observations have been recorded.