luniscutis, Arius Valenciennes [A.] in Cuvier & Valenciennes 1840:109 [Histoire naturelle des poissons v. 15; ref. 1008] Brazil. Syntypes: MNHN A-8980 (2), B-0595 (1). Type catalog: Bertin & Estève 1950:11 [ref. 19575], Ferraris 2007:36 [ref. 29155]. •Synonym of Arius parkeri (Traill 1832) -- (Acero P. 2003:842 [ref. 26998]). •Valid as Arius luniscutis Valenciennes 1840 -- (Camargo & Isaac 2001:145 [ref. 27639]). •Likely a Notarius -- (Betancur-R. & Acero P. 2004:11-12 [ref. 28008]). •Valid as Aspistor luniscutis (Valenciennes 1840) -- (Marceniuk & Ferraris in Reis et al. 2003:448 [ref. 27061], Marceniuk & Menezes in Menezes et al. 2003:42 [ref. 27192], Kailola 2004:128 [ref. 28108], Marceniuk 2005:96 [ref. 28718], Marceniuk & Menezes 2007:21 [ref. 29031], Ferraris 2007:36 [ref. 29155], Marceniuk & Birindelli 2010:61 [ref. 30960], Marceniuk et al. 2012:639 [ref. 32225], Catelani et al. 2014:931 [ref. 37496], Spier et al. 2018:7 [ref. 36103]). •Valid as Notarius luniscutis (Valenciennes 1840) -- (Betancur-R. et al. 2007:349 [ref. 29268], Marceniuk et al. 2023:15 [ref. 40422]). Current status: Valid as Notarius luniscutis (Valenciennes 1840). Ariidae: Ariinae. Distribution: Western Atlantic: French Guiana to southern Brazil. Habitat: brackish, marine.