Trichomycterus melanopygius Reis, dos Santos, Britto, Volpi & de Pinna, 2020
Fig. 4B
Distribution.
Tributaries from rio Doce basin.
Diagnosis.
Trichomycterus melanopygius differs from its congeners of the study area by the absence of evident maculae, spots, streaks and/or stripes on the flanks and dorsum of the body; i+7 (rarely i+8) pectoral fin rays; dark band in the median caudal fin rays.