zongolicensis, Rhamdia Wilkens [H.] 1993:375, Figs. 1-2 [Mitteilungen aus dem Hamburgischen Zoologischen Museum und Institut v. 90; ref. 21171] Cueva del Ostoc, Sierra de Zongolica, Veracruz state, Mexico. Holotype: ZMH 8249. Paratypes: ZMH 8250 (3). Type catalog: Ferraris 2007:199 [ref. 29155] with type as 9249. •Synonym of Rhamdia laticauda (Kner 1858) -- (Silfvergrip 1996:87 [ref. 22347], Bockmann & Guazzelli in Reis et al. 2003:423 [ref. 27061], Weber et al. 2003:278 [ref. 27394], Ferraris 2007:199 [ref. 29155]). •Synonym of Rhamdia reddelli Miller 1906 -- (Miller et al. 2006:175 [ref. 28615]). •Possibly a synonym of Rhamdia laticauda (Kner 1858) -- (Arroyave & Cruz-Fernández 2021:28 [ref. 39238]). •Valid as Rhamdia zongolicensis Wilkens 1993 -- (Weber & Wilkens 1998:998 [ref. 23617], Romero & Paulson 2001:27 [ref. 26040], Wilkens 2001:252 [ref. 26397], Nelson et al. 2004:83 [ref. 27807], Bichuette & Trajano 2005:588 [ref. 28555], Proudlove 2006:137 [ref. 28992], Page et al. 2013:83 [ref. 32708], Page et al. 2023:77 [ref. 40505], Fricke et al. 2024:189 [ref. 41622], Arroyave et al. 2025:6 [ref. 42262]). Current status: Valid as Rhamdia zongolicensis Wilkens 1993. Heptapteridae: Rhamdiinae. Distribution: Southern North America: Cueva de Ostoc, Veracruz (Mexico) endemic. Habitat: freshwater.