physacanthus, Arius Vaillant [L. L.] 1899:155 [2] [Bulletin du Muséum d'Histoire Naturelle, Paris (sér. 1) v. 5 (no. 4); ref. 14710] Mahury River, French Guiana. Holotype (unique): MNHN 1899-0058. Type catalog: Bertin & Estève 1950:12 [ref. 19575], Ferraris 2007:36 [ref. 29155]. On p. 2 of separate. •Synonym of Aspistor luniscutis (Valenciennes 1840) -- (Marceniuk & Ferraris in Reis et al. 2003:448 [ref. 27061], Ferraris 2007:36 [ref. 29155]). •Synonym of Sciades emphysetus (Müller & Troschel 1849) -- (Marceniuk & Menezes 2007:105 [ref. 29031]). •Synonym of Arius parkeri (Traill 1832) -- (Acero P. 2003:842 [ref. 26998]). •Synonym of Sciades parkeri (Traill 1832) -- (Betancur-R. et al. 2008:828 [ref. 29950]). Current status: Synonym of Sciades parkeri (Traill 1832). Ariidae: Ariinae. Habitat: brackish, marine.