castelensis, Trichomycterus Costa [W. J. E. M.], Katz [A. M.] & Vilardo [P. J.] in Costa, Mattos, Barbosa, Vilardo & Katz 2023:23, Figs. 3E, 5E, 6E, 7E, 12 [Fishes v. 8: 474; ref. 40511] Small stream tributary to Rio Boa Sorte, Rio Guandu drainage, Rio Doce basin, Afonso Claudio Municipality, Serra do Castelo, Espirito Santo [not Minas Gerais State as stated in orig. descr.], Brazil, 20°11'40"S, 41°03'42"W, elevation about 630 meters. Holotype: UFRJ 13481. Paratypes: CICCAA, UFRJ. •Valid as Trichomycterus castelensis Costa, Katz & Vilardo 2023 -- (Vieira-Guimarães et al. 2024:50 [ref. 41258]). Current status: Valid as Trichomycterus castelensis Costa, Katz & Vilardo 2023. Trichomycteridae: Trichomycterinae. Distribution: South America: Rio Guandu drainage, Rio Doce basin, Espirito Santo State (southeastern Brazil). Habitat: freshwater.