tetraradiata, Listrura Landim [M. I.] & Costa [W. J. E. M.] 2002:152, Fig. 1 [Copeia 2002 (no. 1); ref. 25896] Rio da Represa, a tributary of Rio Bom Sucesso, Rio Ibicuíba basin of the Lagoa de Araruama system, Palmital, about 5 kilometers north from Bacaxá, about 22°50'S, 42°28'W, Saquarema, Rio de Janeiro, Brazil. Holotype: MZUSP 52572. Paratypes: MZUSP 50164 (3); UFRJ 4586-87 (17, 17), 4588 (6, c&s), 4590 (7); UMMZ 231553 (3). Type catalog: Ferraris 2007:408 [ref. 29155]. •Valid as Listrura tetraradiata Landim & Costa 2002 -- (de Pinna & Wosiacki 2002:721 [ref. 26545], de Pinna & Wosiacki in Reis et al. 2003:275 [ref. 27061], Villa-Verde & Costa 2006:44 [ref. 28570], Ferraris 2007:408 [ref. 29155], Pinna & Kirovsky 2011:493 [ref. 31517], Villa-Verde et al. 2012:528 [ref. 32250], Villa-Verde et al. 2014:641 [ref. 33099], Costa & Katz 2021:329 [ref. 38742], Villa-Verde et al. 2022:11 [ref. 39194]). Current status: Valid as Listrura tetraradiata Landim & Costa 2002. Trichomycteridae: Microcambevinae. Distribution: Ibicuíba River drainage, Araruama Lagoon system, Rio de Janeiro State, southeastern Brazil. Habitat: freshwater.