Platystacus Bloch [M. E.] 1794:52 Masc. Platystacus cotylephorus Bloch 1794. Type by subsequent designation. Earliest type designation not researched, possibly Bleeker 1863:118 [ref. 401]. Platystachus is a misspelling (see also Harry 1947 [ref. 14435]). •Synonym of Aspredo Scopoli 1777 -- (Mees 1987:183 [ref. 11510]). •Valid as Platystacus Bloch 1794 -- (de Pinna 1998:318 [ref. 23847], Ferraris 2003:861 [ref. 26999], Ferraris 2003:863 [ref. 26999], Friel in Reis et al. 2003:264 [ref. 27061], Ferraris 2007:61 [ref. 29155], Cardoso 2010:607 [ref. 30972]). Current status: Valid as Platystacus Bloch 1794. Aspredinidae: Aspredininae.