alatus, Arius Steindachner [F.] 1876:569 [19], Pl. 6 [Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Classe v. 72 (1. Abth.); ref. 18772] Panama. Holotype (unique): MCZ 7725. Type catalog: Ferraris 2007:53 [ref. 29155]. On p. 19 of separate. •Synonym of Selenaspis dowii (Gill 1863) -- (Kailola & Bussing in Fischer et al. 1995:886 [ref. 22829]). •Synonym of Hexanematichthys dowii (Gill 1863) -- (Marceniuk & Ferraris in Reis et al. 2003:451 [ref. 27061]). •Synonym of Sciades hymenorrhinos (Bleeker 1862) -- (Castro-Aguirre et al. 1999:144 [ref. 24550] as hymenorrhinus, Kailola 2004:143 [ref. 28108]). •Synonym of Sciades dowii (Gill 1863) -- (Marceniuk & Menezes 2007:105 [ref. 29031], Ferraris 2007:53 [ref. 29155]). Current status: Synonym of Sciades dowii (Gill 1863). Ariidae: Ariinae. Habitat: freshwater, brackish.