iheringii, Bunocephalus Boulenger [G. A.] 1891:235, Pl. 26 (fig. 2) [Proceedings of the Zoological Society of London 1891 (pt 2); ref. 17039] Rio Grande do Sul, Brazil. Syntypes: BMNH 1891.3.16.77-78 (2). Type catalog: Ferraris 2007:59 [ref. 29155]. •Valid as Dysichthys iheringii (Boulenger 1891) -- (Mees 1988:90 [ref. 6401], Mees 1989:222 [ref. 13383], Gómez & Chebez 1996:57 [ref. 23791], Burgess & Finley 1996:167 [ref. 22901] as iheringi). •Valid as Bunocephalus iheringii Boulenger 1891 -- (Malabarba 1989:145 [ref. 14217], Burgess 1989:303 [ref. 12860], Friel in Reis et al. 2003:263 [ref. 27061], López et al. 2003:64 [ref. 27366], Menni 2004:82 [ref. 28131] as iheringi, Ferraris 2007:59 [ref. 29155]). •Valid as Pseudobunocephalus iheringii (Boulenger 1891) -- (Friel 2008:294 [ref. 29834], Koerber 2011:4 [ref. 31122], Koerber 2014:7 [ref. 33621], Litz & Koerber 2014:21 [ref. 33622], Sarmiento et al. 2014:189 [ref. 35004], Mirande & Koerber 2015:35 [ref. 35117], Bertaco et al. 2016:415 [ref. 34561], Bertaco et al. 2023:9 [ref. 40740], Nión et al. 2016:32 [ref. 35565] as iheringi, Koerber et al. 2017:53 [ref. 35267], Leão et al. 2019:120 [ref. 36648], Giora & Wingert 2023:57 [ref. 41026], Loureiro et al. 2023:120 [ref. 40506], Terán et al. 2024:Supplementary material 2, p. 1 [ref. 41358]). Current status: Valid as Pseudobunocephalus iheringii (Boulenger 1891). Aspredinidae: Pseudobunocephalinae. Distribution: South America: Atlantic, Paraguay and Uruguay River basins (Argentina, Brazil, Bolivia, Paraguay and Uruguay). Habitat: freshwater.