ribeirae, Microcambeva Costa [W. J. E. M.], Lima [S. M. Q.] & Bizerril [C. R. S. F.] 2004:3, Figs. 1-2, 3a, 4a, 5 [Zootaxa No. 563; ref. 27842] Rio São Lourencinho, at Bairro São Lourenço, Município de Pedro de Toledo, São Paulo State, Brazil. Holotype: MZUSP 84301. Paratypes: DZSJRP 2297 (1); MNRJ 12314 (1), 14304 (4, 1c&s); MZUSP 49463 (1, c&s), 68169 (3, c&s), 74669 (10), 78617 (5), 79953 (20). Type catalog: Ferraris 2007:409 [ref. 29155], Andrade et al. 2017:443 [ref. 35588]. •Valid as Microcambeva ribeirae Costa, Lima & Bizerril 2004 -- (Ferraris 2007:409 [ref. 29155], Mattos et al. 2008:161 [ref. 29875], Wosiacki et al. 2011:63 [ref. 31139], Costa et al. 2019:1848 [ref. 37015], Sarmento-Soares et al. 2019:585 [ref. 37198], Costa et al. 2020:13 [ref. 37273], Medeiros et al. 2020:121 [ref. 38015], Costa & Katz 2021:333 [ref. 38742], Medeiros et al. 2021:12 [ref. 38396]). Current status: Valid as Microcambeva ribeirae Costa, Lima & Bizerril 2004. Trichomycteridae: Microcambevinae. Distribution: Rio Ribeira de Iguape basin, São Paulo State, Brazil. Habitat: freshwater.