apeltogaster, Loricaria Boulenger [G. A.] 1895:528 [Proceedings of the Zoological Society of London 1895 (pt 3); ref. 14576] Paraguay (no specific locality). Lectotype: BMNH 1895.5.17.105. Paralectotypes: BMNH 1895.5.17.106-108 (3). Lectotype selected by Isbrücker 1979:110 [ref. 2302]. •Valid as Loricaria apeltogaster Boulenger 1895 -- (Isbrücker 1980:115 [ref. 2303], Isbrücker 1981:83 [ref. 5522], Burgess 1989:443 [ref. 12860], Britski et al. 1998:132 [ref. 24147], Isbrücker 2001:29 [ref. 25653], Isbrücker 2002:21 [ref. 27178], Ferraris in Reis et al. 2003:337 [ref. 27061], López et al. 2003:46 [ref. 27366], Ferraris in Reis et al. 2003:339 [ref. 27061], López et al. 2003:47 [ref. 27366], Menni 2004:79 [ref. 28131], Rodriguez & Miquelarena 2005:142 [ref. 28787], Thomas & Sabaj Pérez 2010:278 [ref. 30831], Rodriguez et al. 2012:54 [ref. 31866], Thomas et al. 2013:375 [ref. 32997], Litz & Koerber 2014:26 [ref. 33622], Sarmiento et al. 2014:191 [ref. 35004], Mirande & Koerber 2015:44 [ref. 35117], Bertaco et al. 2016:419 [ref. 34561], Nión et al. 2016:31 [ref. 35565], Koerber et al. 2017:65 [ref. 35267], Saraiva et al. 2021:432 [ref. 38090], Loureiro et al. 2023:102 [ref. 40506]). Current status: Valid as Loricaria apeltogaster Boulenger 1895. Loricariidae: Loricariinae. Distribution: South America: Uruguay, Paraná and Paraguay River basins (Argentina, Brazil, Bolivia, Paraguay and Uruguay). Habitat: freshwater.