panamensis, Tetragonopterus Günther [A.] 1864:324 [Catalogue of the fishes in the British Museum v. 5; ref. 1974] Panama and Guatemala. Lectotype: BMNH 1864.1.26.415. Lectotype selected by Schmitter-Soto 2017:1402 [ref. 35414]? •Synonym of Astyanax fasciatus (Cuvier 1819) -- (Buckup in Reis et al. 2003:109 [ref. 27061] with question and wrongly with a holotype, Mirande & Koerber 2015:2 [ref. 33698]). •Valid as Astyanax panamensis (Günther 1864) -- (Schmitter-Soto 2016:130 [ref. 34424], Schmitter-Soto 2017:1400 [ref. 35414], Angulo et al. 2018:[17] [ref. 35879]). Current status: Valid as Astyanax panamensis (Günther 1864). Acestrorhamphidae: Acestrorhamphinae. Distribution: Panama, both versants, to Istmina in adjacent Colombia. Habitat: freshwater.