Pachypterus Swainson [W.] 1838:346 et seq. Masc. Silurus atherinoides Bloch 1794. Type by subsequent designation. Dates to 1838:346; also in Swainson 1839:189 and 306 [ref. 4303] (species added). Type designated by Swain 1882:281 [ref. 5966]. Not preoccupied by Pachypterus Lucas 1846 in Coleoptera (Solier in Dijean 1834 a nomen nudum). See Ferraris 2007:359 [ref. 29155] for the use of Neotropius over Pachypterus. •Synonym of Neotropius Kulkarni 1952 -- (Ferraris 2007:359 [ref. 29155]). •Valid as Pachypterus Swainson 1838 -- (Kottelat 2013:252 [ref. 32989]). Current status: Valid as Pachypterus Swainson 1838. Horabagridae.