Please look in Eschmeyer's Catalog of Fishes for authorships of sections, Families of Fishes (all), and related information.

Genera in the family or subfamily Tyttobryconinae: [ 3 ] records

Priocharax Weitzman [S. H.] & Vari [R. P.] 1987:641 Masc. Priocharax ariel Weitzman & Vari 1987. Type by original designation. •Valid as Priocharax Weitzman & Vari 1987 -- (Lucena and Menezes in Reis et al. 2003:204 [ref. 27061], Mirande 2009:7 [ref. 30267] and Mirande 2010:490 [ref. 31006] in Characidae, Characinae with question, Toledo-Piza et al. 2014:229 [ref. 33370], Mattox et al. 2020:417 [ref. 37712] in Heterocharacinae, Mattox et al. 2021:1 [ref. 38426], Mattox et al. 2023:1 [ref. 39984], Melo et al. 2024:24 [ref. 41541] in Tyttobryconinae, Mattox et al. 2024:533 [ref. 41562], Mattox et al. 2025:545 [ref. 41898], Lopez et al. 2025:1 [ref. 42251]). Current status: Valid as Priocharax Weitzman & Vari 1987. Acestrorhamphidae: Tyttobryconinae.

Tucanoichthys Géry [J.] & Römer [U.] 1997:66 Masc. Tucanoichthys tucano Géry & Römer 1997. Type by original designation (also monotypic). •Valid as Tucanoichthys Géry & Römer 1997 -- (Vari & Harold in Reis et al. 2003:158 [ref. 27061], Mirande 2009:11 [ref. 30267] as incertae sedis in Characidae, Mirande 2010:546 [ref. 31006], Melo et al. 2024:24 [ref. 41541] in Tyttobryconinae). Current status: Valid as Tucanoichthys Géry & Römer 1997. Acestrorhamphidae: Tyttobryconinae.

Tyttobrycon Géry [J.] 1973:117 Masc. Tyttobrycon xeruini Géry 1973. Type by original designation. See Malabarba 1998:232 [ref. 23844]. •Valid as Tyttobrycon Géry 1973 -- (Géry 1977:603 [ref. 1597], Malabarba in Reis et al. 2003:158 [ref. 27061], Mirande 2009:7 [ref. 30267] in Characidae, Aphyoditeinae, Mirande 2010:528 [ref. 31006] with question, Marinho et al. 2013:739 [ref. 33025], Abrahão et al. 2019:1 [ref. 37182], Melo et al. 2024:24 [ref. 41541] in Tyttobryconinae). Current status: Valid as Tyttobrycon Géry 1973. Acestrorhamphidae: Tyttobryconinae.