sebastiani, Hyphessobrycon García-Alzate [C. A.], Román-Valencia [C.] & Taphorn [D. C.] 2010:56, Figs. 1-4 [Zootaxa No. 2349; ref. 30716] Chocó, Ismina, San Juan River drainage, Patecucho Creek, approximately 5°09'N, 76°40'W, Pacific versant, Colombia. Holotype: IUQ 1942. Paratypes: IMCN 0429 (2), 2193 (5); IUQ 1943 (2, c&s); MCNG 54650 (3). •Valid as Hyphessobrycon sebastiani García-Alzate, Román-Valencia & Taphorn 2010 -- (García-Alzate et al. 2011:709 [ref. 31266], García-Alzate et al. 2013:188 [ref. 32440], Carvalho et al. 2014:248 [ref. 33371], García-Alzate et al. 2015:223 [ref. 33855], DoNascimiento et al. 2017:51 [ref. 35633]). •Synonym of Hyphessobrycon condotensis Regan 1913 -- (Ota et al. 2020:412 [ref. 37391]). Current status: Synonym of Hyphessobrycon condotensis Regan 1913. Acestrorhamphidae: Hyphessobryconinae. Distribution: South America: upper Atrato River basin, Colombia [if valid]. Habitat: freshwater.