triguttatum, Pygidium Eigenmann [C. H.] 1918:339, Pl. 52 (fig. 4) [Memoirs of the Carnegie Museum v. 7 (no. 5); ref. 1239] Jacarehy [Jacareí], São Paulo, Brazil. Holotype: FMNH 58670 [ex CM 7600a]. Paratypes: CAS 64596 [ex IU 13956] (1), FMNH 58671 (3). Type catalog: Henn 1928:81 [ref. 12305], Ibarra & Stewart 1987:73 [ref. 12367], Ferraris 2007:425 [ref. 29155]. •Valid as Trichomycterus triguttatus (Eigenmann 1918) -- (Burgess 1989:323 [ref. 12860] as triguttatum, Bizerril 1994:623 [ref. 22673], de Pinna & Wosiacki in Reis et al. 2003:285 [ref. 27061], Bockmann et al. 2004:227 [ref. 27855], Ferraris 2007:425 [ref. 29155], García-Melo et al. 2016:238 [ref. 34471]). •Possibly valid as Microcambeva triguttata (Eigenmann 1918) -- (Costa & Katz 2021:330 [ref. 38742]). Current status: Valid as Microcambeva triguttata (Eigenmann 1918). Trichomycteridae: Trichomycterinae. Distribution: Rio Paraíba do Sul basin, São Paulo State, Brazil. Habitat: freshwater.