grandoculis, Arius Steindachner [F.] 1877:644 [86], Pl. 11 [Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Classe v. 74 (1. Abth.); ref. 4224] Rio Doce, southeastern Brazil. Holotype (unique): NMW 48272. Additional material: MCZ 7680-81 (1, 2) Steindachner specimens. Type catalog: Ferraris 2007:53 [ref. 29155]. On p. 86 of separate. Misspelled as granducolis in figure index. •Status uncertain -- (Burgess 1989:168 [ref. 12860]). •Valid as Potamarius grandoculis (Steindachner 1877) -- (Marceniuk & Ferraris in Reis et al. 2003:452 [ref. 27061], Marceniuk & Menezes in Menezes et al. 2003:43 [ref. 27192], Kailola 2004:143 [ref. 28108], Marceniuk 2005:98 [ref. 28718], Marceniuk & Menezes 2007:98 [ref. 29031], Ferraris 2007:53 [ref. 29155], Marceniuk et al. 2012:668 [ref. 32225], Catelani et al. 2014:931 [ref. 37496]). •Valid as Paragenidens grandoculis (Steindachner 1877) -- (Marceniuk et al. 2019:430 [ref. 36658], Marceniuk et al. 2023:18 [ref. 40422]). Current status: Valid as Paragenidens grandoculis (Steindachner 1877). Ariidae: Ariinae. Distribution: South America: coastal lakes and estuaries of southeastern Brazil. Habitat: freshwater, brackish.