plumbeus, Cetopsis Steindachner [F.] 1882:178 [Anzeiger der Kaiserlichen Akademie der Wissenschaften in Wien, Mathematisch-Naturwissenschaftlichen Klasse v. 19 (no. 19); ref. 20487] Canelos, eastern Ecuador. Lectotype: NMW 47383-1 (1). Paralectotypes: NMW 47381-1 and 3 (2), 47383-2 and 3 (2). Type catalog: Ferraris 2007:133 [ref. 29155]. Species later illustrated and described in more detail in Steindachner 1882:31, Pl. 6 (fig. 3) [ref. 14353]. Lectotype selected by Vari et al. 2005:194 [ref. 28270]. •Valid as Hemicetopsis plumbeus (Steindachner 1882) -- (Burgess 1989:292 [ref. 12860]). •Valid as Pseudocetopsis plumbeus (Steindachner 1882) -- (Ovchynnyk 1967:35 [ref. 37559], Ortega & Vari 1986:15 [ref. 9708], Ferraris & Brown 1991:164 [ref. 16686], de Pinna & Vari 1995:3 [ref. 21651], Galvis et al. 1997:75 [ref. 23651], Vari & Ferraris in Reis et al. 2003:259 [ref. 27061] as plumbea). •Valid as Cetopsis plumbea Steindachner 1882 -- (Vari et al. 2005:191 [ref. 28270], de Pinna et al. 2007:804 [ref. 29247], Ferraris 2007:133 [ref. 29155], Barriga Salazar 2014:110 [ref. 35745], Sarmiento et al. 2014:190 [ref. 35004], see DoNascimiento et al. 2017:[21] [ref. 35679], Abrahão & de Pinna 2018:117 [ref. 35957], Meza-Vargas et al. 2021:24 [ref. 39298]). Current status: Valid as Cetopsis plumbea Steindachner 1882. Cetopsidae: Cetopsinae. Distribution: South America: upper Amazon River basin (Bolivia, Ecuador and Peru). Habitat: freshwater.