macuspanensis, Rhamdia Weber [A.] & Wilkens [H.] 1998:1000, Fig. 3 [Copeia 1998 (no. 4); ref. 23617] Watercourse in the Grutas de Agua Blanca, Balneario de Agua Blanca at kilometer 64.9 of the road 186 (carretera federal) from Villahermosa to Chetumal, about 20 kilometers southeastern of Macuspana, Tabasco, Mexico, 17°37'15.5"N, 92°28'22.6"W. Holotype: ZMH 8874. Paratypes: ZMH 8875-76 (1, 8). Type catalog: Ferraris 2007:199 [ref. 29155]. •Possibly a synonym of Rhamdia laticauda (Kner 1858) -- (Arroyave & Cruz-Fernández 2021:28 [ref. 39238]). •Valid as Rhamdia macuspanensis Weber & Wilkens 1998 -- (Romero & Paulson 2001:27 [ref. 26040], Weber et al. 2003:278 [ref. 27394], Nelson et al. 2004:83 [ref. 27807], Bichuette & Trajano 2005:588 [ref. 28555], Miller 2006:174 [ref. 28615], Proudlove 2006:138 [ref. 28992], Ferraris 2007:199 [ref. 29155], Page et al. 2013:83 [ref. 32708], Page et al. 2023:77 [ref. 40505], Pérez-Rodríguez et al. 2023:60 [ref. 40739] as macuspanensi). Current status: Valid as Rhamdia macuspanensis Weber & Wilkens 1998. Heptapteridae: Rhamdiinae. Distribution: Southern North America: Tabasco, Atlantic slope (Mexico). Habitat: freshwater.