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

Species in the genus Tyttobrycon: [ 6 ] records

dorsimaculatus, Tyttobrycon Géry [J.] 1973:118, Figs. 20-22 [Studies on the Neotropical Fauna v. 8; ref. 1596] Río Chaparé, tributary of Río Mamoré, lower Todos Santos, central Bolivia, about 16°45'S, 65°07'W. Holotype: ZFMK 2916. Paratypes: (34) ANSP 139720 (1), Géry coll. (7, 2 lots), ZFMK 2624 (1), 2952-56 (5), 2960-62 (3), 2963-79 (18); ZMA 113851 (1). Type catalog: Nijssen et al. 1982:25 [ref. 19236], Böhlke 1984:45 [ref. 13621], Herder et al. 2010:118 [ref. 31087]. •Valid as Tyttobrycon dorsimaculatus Géry 1973 -- (Chang & Ortega 1995:3 [ref. 24302], Malabarba in Reis et al. 2003:158 [ref. 27061], Marinho et al. 2013:739 [ref. 33025], Barriga Salazar 2014:108 [ref. 35745], Sarmiento et al. 2014:185 [ref. 35004], Abrahão et al. 2019:18 [ref. 37182], Marinho 2024:283 [ref. 40817]). Current status: Valid as Tyttobrycon dorsimaculatus Géry 1973. Acestrorhamphidae: Tyttobryconinae. Distribution: South America: Madeira River basin, Bolivia and Ecuador. Habitat: freshwater.

hamatus, Tyttobrycon Géry [J.] 1973:129, Figs. 31-34 [Studies on the Neotropical Fauna v. 8; ref. 1596] Upper Amazon basin, in a tributary of the Maranon, not far from Iquitos, Peru (precise locality unknown). Holotype: MHNG 2172.30 [ex Géry coll. 0677]. Paratypes: ANSP 139719 (1); Géry coll. (orig. 10, now 9, 1 c&s). Type catalog: Böhlke 1984:47 [ref. 13621], Weber 1998:9 [ref. 32707]. •Valid as Tyttobrycon hamatus Géry 1973 -- (Géry & Römer 1997:70 [ref. 23712], Malabarba in Reis et al. 2003:158-159 [ref. 27061], Marinho et al. 2013:739 [ref. 33025], Barriga Salazar 2014:108 [ref. 35745], Abrahão et al. 2019:18 [ref. 37182], Meza-Vargas et al. 2021:20 [ref. 39298], Marinho 2024:283 [ref. 40817]). Current status: Valid as Tyttobrycon hamatus Géry 1973. Acestrorhamphidae: Tyttobryconinae. Distribution: South America: upper Amazon River basin (Peru and Ecuador). Habitat: freshwater.

marajoara, Tyttobrycon Marinho [M. M. F.], Bastos [D. A.] & Menezes [N. A.] 2013:740, Figs.1-9 [Neotropical Ichthyology v. 11 (no. 4); ref. 33025] Pará State, Marajó Island, Salvaterra, Vila União, igarapé Olho d’água, 0°50’51"S, 48°34’01"W, Brazil. Holotype: MZUSP 1909196. Paratypes: ANSP 193488 (4); DZSKRP 18179 (4); INPA 39504 (4); MCP 47859 (4); MPEG 20751 (4), MZUSP 106110 (68, 6 c&s), 108820 (24), 109197 (21), Type catalog: Andrade et al. 2017:442 [ref. 35588]. •Valid as Tyttobrycon marajoara Marinho, Bastos & Menezes 2013 -- (Abrahão et al. 2019:18 [ref. 37182], Marinho 2024:283 [ref. 40817]). Current status: Valid as Tyttobrycon marajoara Marinho, Bastos & Menezes 2013. Acestrorhamphidae: Tyttobryconinae. Distribution: South America: Marajó Island, Pará State (Brazil). Habitat: freshwater.

shibattai, Tyttobrycon Abrahão [V. P.], Pastana [M. N. L.] & Marinho [M.] 2019:3, Figs. 1-6, 9 [PLoS ONE v. 14 (no. 12): e0226130; ref. 37182] Seringal Cachoeira road, Rio Iná, tributary of Rio Abunã, Rio Madeira drainage, Rio Amazonas basin, Xapuri, Acre, Brazil, 10°45'42.7"S, 68°23'33.7"W. Holotype: MZUSP 125268. Paratypes: INPA, MNRJ, MZUEL, MZUSP, UFRGS. •Valid as Tyttobrycon shibattai Abrahão, Pastana & Marinho 2019 -- (Marinho 2024:283 [ref. 40817]). Current status: Valid as Tyttobrycon shibattai Abrahão, Pastana & Marinho 2019. Acestrorhamphidae: Tyttobryconinae. Distribution: South America: Rio Abunã drainage, Rio Madeira basin, Acre, Brazil. Habitat: freshwater.

spinosus, Tyttobrycon Géry [J.] 1973:121, Figs. 23-26 [Studies on the Neotropical Fauna v. 8; ref. 1596] Brook between upper Río Chaparé and Río Chimoré, tributary of Río Mamoré, east of Todos Santos, central Bolivia. Holotype: ZFMK 3000. Paratypes: (2) Géry coll. 699 (1), ZFMK 1420 (1). Type catalog: Herder et al. 2010:118 [ref. 31087]. •Valid as Tyttobrycon spinosus Géry 1973 -- (Malabarba in Reis et al. 2003:159 [ref. 27061], Marinho et al. 2013:739 [ref. 33025], Sarmiento et al. 2014:185 [ref. 35004], Abrahão et al. 2019:18 [ref. 37182], Marinho 2024:284 [ref. 40817]). Current status: Valid as Tyttobrycon spinosus Géry 1973. Acestrorhamphidae: Tyttobryconinae. Distribution: South America: Mamoré River basin, Bolivia. Habitat: freshwater.

xeruini, Tyttobrycon Géry [J.] 1973:126, Figs. 27-30 [Studies on the Neotropical Fauna v. 8; ref. 1596] Middle Rio Negro basin, Rio Novo, tributary of Rio Xeruini, Brazil. Holotype: MHNG 2229.10 [ex Géry coll. 0695]. Paratypes: (6) ANSP 139718 (1), ZMA 113847 (2). Type catalog: Nijssen et al. 1982:25 [ref. 19236], Böhlke 1984:56 [ref. 13621], Weber 1998:9 [ref. 32707]. •Valid as Tyttobrycon xeruini Géry 1973 -- (Malabarba in Reis et al. 2003:159 [ref. 27061], Marinho et al. 2013:739 [ref. 33025], DoNascimiento et al. 2017:53 [ref. 35633], Abrahão et al. 2019:18 [ref. 37182], Marinho 2024:284 [ref. 40817]). Current status: Valid as Tyttobrycon xeruini Géry 1973. Acestrorhamphidae: Tyttobryconinae. Distribution: South America: Negro River basin, Brazil and Colombia. Habitat: freshwater.