squamipennis, Pachyurus Agassiz [L.] in Spix & Agassiz 1831:128, Pl. 71 [Selecta genera et species piscium quos in itinere per Brasiliam; ref. 13] Rio São Francisco, at Januária, 15°29'37"S, 44°21'25"W, Minas Gerais, Brazil. No types known. The spelling squamipennis is perfectly acceptable; Jordan & Eigenmann 1889:410 [ref. 2439] regarded the spelling squamipennis as a misprint; squamipinnis Jordan & Eigenmann is an unjustified emendation (contrary to the discussion in Casatti 2001:145 [ref. 25918]). Comments on type locality see Koerber 2021:88 [ref. 38172]. •Valid as Pachyurus squamipennis Agassiz 1831 -- (Chao 1978:43 [ref. 6983], Soares & Casatti 2000:500 [ref. 24955] as squamipinnis, Casatti 2001:139 [ref. 25918] as squamipinnis, Casatti in Reis et al. 2003:600 [ref. 27061], Casatti & Menezes in Menezes et al. 2003:88 [ref. 27192] as squamipinnis, Parenti 2020:38 [ref. 37439], Silva et al. 2020:15 [ref. 37809], Koerber 2021:88 [ref. 38172]). Current status: Valid as Pachyurus squamipennis Agassiz 1831. Sciaenidae. Distribution: South America: São Francisco River basin (Brazil). Habitat: freshwater.