Pseudolithoxus nicoi (Armbruster & Provenzano 2000)

Body charcoal gray to black with white spots and a white band in the caudal fin. Dorsal base length to caudal depth ratio, 3.2-3.5 SL. Lateral line plates 23-25; dorsal plates 6-7; interdorsal plates 5-7; adipose-caudal plates 7-8; folded dorsal fin plates 11-12; and postanal plates 11-12 (Ref. 40437).

Dorsal spines (total): 2; Dorsal soft rays (total): 7; Analspines: 1; Analsoft rays: 5

Pseudolithoxus nicoi is a species of armored catfish endemic to Venezuela where it is found in the upper Negro and Casiquiare canal basins. This species grows to a length of 11.4 centimetres (4.5 in) SL.