variolosus, Arius Valenciennes [A.] in Cuvier & Valenciennes 1840:107 [Histoire naturelle des poissons v. 15; ref. 1008] Cayenne, French Guiana. Holotype (unique): MNHN 0000-4169. Type catalog: Bertin & Estève 1950:8 [ref. 19575], Ferraris 2007:41 [ref. 29155] •Valid as Arius variolosus Valenciennes 1840 -- (Burgess 1989:170 [ref. 12860]). •Species inquirenda in Cathorops Jordan & Gilbert 1883 -- (Marceniuk & Ferraris in Reis et al. 2003:450 [ref. 27061], Marceniuk & Menezes 2007:46 [ref. 29031], Ferraris 2007:41 [ref. 29155]). •Synonym of Cathorops arenatus (Valenciennes 1840) -- (Marceniuk et al. 2012:77 [ref. 31865]). Current status: Synonym of Cathorops arenatus (Valenciennes 1840). Ariidae: Ariinae. Habitat: freshwater.