Species that contain: Hyphessobrycon and rosaceus [ 3 ] records

ornatus, Hyphessobrycon Ahl [E.] 1934:238, Figs. [Sitzungsberichte der Gesellschaft Naturforschender Freunde zu Berlin 1934 (nos 4-7); ref. 16409] Pará, Brazil [probably in error for Guyana]. Syntypes: ZMB 20781 (1 or 3), 20805 (7). Types mentioned: Zarske & Géry 1995:103 [ref. 22674]. •Synonym of Hyphessobrycon bentosi Durbin 1907 -- (Zarske & Géry 1995:119 [ref. 22674]). •Synonym of Hyphessobrycon rosaceus Durbin 1909 -- (Weitzman & Palmer 1997:229 [ref. 22743] with comment on locality, Weitzman & Palmer 1997:153 [ref. 24506], Weitzman & Palmer 1997:163 [ref. 24508], Lima & Malabarba in Reis et al. 2003:139 [ref. 27061]). Current status: Synonym of Hyphessobrycon rosaceus Durbin 1909. Characidae: Stethaprioninae. Habitat: freshwater.

rosaceus, Hyphessobrycon Durbin [M. L.] 1909:67 [Annals of the Carnegie Museum v. 6 (no. 1); ref. 1166] Gluck Island, Essequibo River, Guyana (a river island at about 6°00' to 6°05'N, 58°36'W). Holotype: FMNH 52791 [ex CM 1190]. Paratypes: (26) BMNH 1911.10.31.410-411 (2); CAS 61755 [IU 11768] (4); FMNH 7352 (2), 52792-94 (5, 1, 2); MVZ [=MCZ] 30038 (2); CAS-SU 21919 (2); USNM 66194 [ex CM] (2); ZMA 101013 (1). Type catalog: Henn 1928:66 [ref. 12305], Böhlke 1953:24-25 [ref. 12291], Nijssen et al. 1982:20 [ref. 19236], Ibarra & Stewart 1987:48 [ref. 12367], Vari & Howe 1991:27 [ref. 19022]. •Valid as Hyphessobrycon rosaceus Durbin 1909 -- (Weitzman & Palmer 1997:229 [ref. 22743], Weitzman & Palmer 1997:145 [ref. 24509], Weitzman & Palmer 1997:153 [ref. 24506], Weitzman & Palmer 1997:158 [ref. 24508], Lima & Malabarba in Reis et al. 2003:139-140 [ref. 27061], Hein 2009:9 [ref. 30362], Pastana et al. 2017:13 [ref. 35596], Guimarães et al. 2020:106 [ref. 37899]). Current status: Valid as Hyphessobrycon rosaceus Durbin 1909. Characidae: Stethaprioninae. Distribution: Essequibo, Corantijn and Suriname River basins: Guyana and Suriname. Habitat: freshwater.

troemneri, Cheirodon Fowler [H. W.] 1942:1, Fig. [The Fish Culturist v. 22 (no. 1); ref. 17876] Aquarium fish without locality, thought to have been obtained in Brazil. Holotype (unique): ANSP 70157 [but now with wrong specimen]. Type catalog: Böhlke 1984:55 [ref. 13621], but specimen now in ANSP 70157 is not the type (see Weitzman & Palmer 1997:231 [ref. 22743]). The non-type specimen is recataloged as ANSP 210697. •Valid, genus uncertain -- (Weitzman & Palmer 1997:233 [ref. 22743]). •Synonym of Hyphessobrycon rosaceus Durbin 1909 -- (Lima & Malabarba in Reis et al. 2003:139 [ref. 27061]). •Valid as Hyphessobrycon troemneri (Fowler 1942) -- (Lima et al. 2024:203 [ref. 40817]). Current status: Valid as Hyphessobrycon troemneri (Fowler 1942). Characidae: Stethaprioninae. Distribution: South America: Amazon River basin, Brazil. Habitat: freshwater.