eos, Hyphessobrycon Durbin [M. L.] 1909:69 [Annals of the Carnegie Museum v. 6 (no. 1); ref. 1166] Creek between Potaro Landing and Kangaruma, Guyana. Holotype: FMNH 52795 [ex CM 1194]. Paratypes: (67, ex CM and IU) BMNH 1911.10.31.412 (1), .413-414 (2); CAS 60401 [ex IU 11770] (5), 61605 [ex IU 11771] (10); FMNH 7353-54 (0, 2), 52796-97 (10, 5), 69689 (6); MCZ 30036-37 (1, 2); CAS-SU 21920-21 (1, 2); USNM 66195-96 (1, 1), 165449 (1); ZMA 100983 (1), 101031 (1). Type catalog: Henn 1928:65 [ref. 12305], Böhlke 1953:24 [ref. 12291], Nijssen et al. 1982:20 [ref. 19236], Ibarra & Stewart 1987:48 [ref. 12367], Vari & Howe 1991:26 [ref. 19022]. •Valid as Hyphessobrycon eos Durbin 1909 -- (Zarske & Géry 1997:310 [ref. 23715], Lima & Malabarba in Reis et al. 2003:136 [ref. 27061], Carvalho & Langeani 2013:526 [ref. 32913], Teixeira et al. 2016:474 [ref. 34088], DoNascimiento et al. 2017:[9] [ref. 35679]). Current status: Valid as Hyphessobrycon eos Durbin 1909. Characidae: Stethaprioninae. Distribution: Guyana (?). Habitat: freshwater.