herbertaxelrodi, Hyphessobrycon Géry [J.] 1961:29, Fig. 4 [Tropical Fish Hobbyist v. 9 (no. 9, May); ref. 9352] Coxim on the Rio Taquary [= Taquari], Rio Paraguay [= Paraguai] basin, Mato Grosso, Brazil. Holotype: USNM 196089. Paratypes: Géry coll. M.1152-54 (orig. 3), SMF 5376 (1). Type catalog: Vari & Howe 1991:27 [ref. 19022]. •Valid as Hyphessobrycon herbertaxelrodi Géry 1961 -- (Britski et al. 1999:41 [ref. 24147], Lima & Malabarba in Reis et al. 2003:137 [ref. 27061], Zarske & Géry 2004:36 [ref. 28039], Mirande 2010:511 [ref. 31006], Lima et al. 2014:177 [ref. 33535], Sarmiento et al. 2014:184 [ref. 35004], Ohara & Lima 2015:570 [ref. 33846], Marinho et al. 2016:247 [ref. 34376], Dagosta et al. 2016:258 [ref. 34377], García-Alzate et al. 2017:126 [ref. 35253], Faria et al. 2020:374 [ref. 37543], Lima et al. 2024:191 [ref. 40817]). Current status: Valid as Hyphessobrycon herbertaxelrodi Géry 1961. Acestrorhamphidae: Hyphessobryconinae. Distribution: South America: Paraguay River basin, Brazil and Bolivia. Habitat: freshwater.