paranensis, Chalcinus Günther [A.] 1874:454 [7] [Annals and Magazine of Natural History (Series 4) v. 14 (no. 84) (art. 55); ref. 5753] Rio Paraná, Brazil. Holotype (unique): BMNH 1872.5.6.32. •Valid as Triportheus paranensis (Günther 1874) -- (Fernández & Butí 1996:252 [ref. 22775], Gómez & Chebez 1996:48 [ref. 23791], Malabarba 1998:76 [ref. 23840], Britski et al. 1999:27 [ref. 24147], Malabarba & Lima in Reis et al. 2003:158 [ref. 27061], López et al. 2003:19 [ref. 27366], Menni 2004:74 [ref. 28131], Nión et al. 2016:30 [ref. 35565]). •Synonym of Triportheus nematurus (Kner 1858) -- (Malabarba 2004:182 [ref. 28150], Koerber 2014:3 [ref. 33621], Litz & Koerber 2014:11 [ref. 33622], Mirande & Koerber 2015:17 [ref. 35117], Koerber et al. 2017:27 [ref. 35267], Malabarba 2024:437 [ref. 40817], Lopes & Carvalho 2024:9 [ref. 41343]). Current status: Synonym of Triportheus nematurus (Kner 1858). Triportheidae: Triportheinae. Habitat: freshwater.