aguadulce, Galeichthys Meek [S. E.] 1904:9, Pl. 4 [Field Columbian Museum, Zoölogical Series v. 5; ref. 2958] Río Tesechocán at Pérez, Veracruz, Río Papaloapam basin, Mexico. Holotype (unique): FMNH 4678. Type catalog: Ibarra & Stewart 1987:36 [ref. 12367], Ferraris 2007:39 [ref. 29155]. •Valid as Arius aguadulce (Meek 1904) -- (Burgess 1989:168 [ref. 12860]). •Valid as "Cathorops" aguadulce (Meek 1904) -- (Miller 2006:170 [ref. 28615]). •Valid as Cathorops aguadulce (Meek 1904) -- (Espinosa Pérez et al. 1993:28 [ref. 22290], Castro-Aguirre et al. 1999:148 [ref. 24550], Acero P. 2003:837 [ref. 26998], Marceniuk & Ferraris in Reis et al. 2003:449 [ref. 27061], Nelson et al. 2004:83 [ref. 27807], Kailola 2004:132 [ref. 28108], Betancur-R. & Acero P. 2005:54 [ref. 28341], McEachran & Fechhelm 2005:16 [ref. 28815], Scharpf 2006:19 [ref. 30386], Marceniuk & Menezes 2007:42 [ref. 29031], Ferraris 2007:39 [ref. 29155], Betancur-R. et al. 2007:349 [ref. 29268], Betancur-R. & Willink 2007:826 [ref. 29439], Marceniuk & Betancur-R. 2008:26 [ref. 29576], Marceniuk et al. 2009:246 [ref. 30406], Marceniuk et al. 2012:93 [ref. 31865], Page et al. 2013:82 [ref. 32708], Marceniuk et al. 2016:138 [ref. 34763], Raz-Guzmán et al. 2018:344 [ref. 36407], Del Moral-Flores et al. 2020:202 [ref. 38085], Marceniuk et al. 2023:13 [ref. 40422], Page et al. 2023:78 [ref. 40505], Quintana 2024:5 [ref. 41186]). Current status: Valid as Cathorops aguadulce (Meek 1904). Ariidae: Ariinae. Distribution: Southern North America: Atlantic Slope (Mexico and Guatemala). Habitat: freshwater.