henni, Hexanematichthys Fisher [H. G.] & Eigenmann [C. H.] in Eigenmann 1922:30, Fig. 9 [Memoirs of the Carnegie Museum v. 9 (no. 1); ref. 1243] Río Daule, Colimes, western Ecuador. Holotype: CAS 60620 [ex IU 15045]. Paratypes: CAS 60621 [ex IU 15045] (2). Type catalog: Ferraris 2007:56 [ref. 29155]. Authorship as suggested by Ferraris 2007:56 [ref. 29155] based on footnote in original on p. 27. •Status uncertain -- (Burgess 1989:168 [ref. 12860], Kailola & Bussing in Fischer et al. 1995:866 [ref. 22829]). •Valid as Hexanematichthys henni Eigenmann 1922 -- (Ovchynnyk 1967:33 [ref. 37559], Ortega & Vari 1986:13 [ref. 9708]). •Species inquirenda in Arridae -- (Marceniuk & Ferraris in Reis et al. 2003:453 [ref. 27061]). •Apparently a species of Potamarius Hubbs & Miller -- (Betancur-R. & Acero P. 2004:13 [ref. 28008], Jiménez-Prado et al. 2015:398 [ref. 34894]). •Species inquirenda in Potamarius -- (Marceniuk & Menezes 2007:98 [ref. 29031]). •Species inquirenda in Ariidae -- (Ferraris 2007:56 [ref. 29155]). •Valid as Potamarius henni (Fischer & Eigenmann 1922) -- (Barriga Salazar 2014:115 [ref. 35745]). •Synonym of Chinchaysuyoa labiata (Boulenger 1898) -- (Marceniuk et al. 2019:365 [ref. 36489]). Current status: Synonym of Chinchaysuyoa labiata (Boulenger 1898). Ariidae: Ariinae. Habitat: freshwater.