Tyttobrycon

Tyttobrycon
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Actinopterygii
Order:	Characiformes
Family:	Acestrorhamphidae
Subfamily:	Tyttobryconinae
Genus:	Tyttobrycon ; Géry, 1973
Type species
	Tyttobrycon xeruini; Géry, 1973

Last updated October 28, 2025

Tyttobrycon is a genus of freshwater ray-finned fish belonging to the family Acestrorhamphidae, the American characins.^[1] The fishes in this genus are found in the Amazon Basin in South America.^[2]

Species

There are currently six recognized species:^[2]^[3]

Tyttobrycon dorsimaculatus Géry, 1973
Tyttobrycon hamatus Géry, 1973
Tyttobrycon marajoara Marinho, Bastos & Menezes, 2013^[3]
Tyttobrycon shibattai Abrahão, Pastana & Marinho, 2019^[4]
Tyttobrycon spinosus Géry, 1973
Tyttobrycon xeruini Géry, 1973

References

1 2 3 Fricke, Ron; Eschmeyer, William N. & van der Laan, Richard (eds.). "Genera in the family Tyttobryconinae". Catalog of Fishes . California Academy of Sciences . Retrieved 27 October 2025.
1 2 Froese, Rainer; Pauly, Daniel (eds.). "Species in genus Tyttobrycon". FishBase . October 2013 version.
1 2 Marinho, M.M.F., Bastos, D.A. & Menezes, N.A. (2013): New species of miniature fish from Marajó Island, Pará, Brazil, with comments on its relationships (Characiformes: Characidae). Archived 2013-12-26 at the Wayback Machine Neotropical Ichthyology, 11 (4): 739-746.
↑ Abrahão, Vitor Pimenta; Pastana, Murilo; Marinho, Manoela (2019-12-18). "On a remarkable sexual dimorphic trait in the Characiformes related to the olfactory organ and description of a new miniature species of Tyttobrycon Géry (Characiformes: Characidae)". PLOS ONE. 14 (12) e0226130. Bibcode:2019PLoSO..1426130A. doi: 10.1371/journal.pone.0226130 . ISSN 1932-6203. PMC 6919584 . PMID 31851726.

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[Cof_family-1] 1 2 3 Fricke, Ron; Eschmeyer, William N. & van der Laan, Richard (eds.). "Genera in the family Tyttobryconinae". Catalog of Fishes . California Academy of Sciences . Retrieved 27 October 2025.

[FishBase-2] 1 2 Froese, Rainer; Pauly, Daniel (eds.). "Species in genus Tyttobrycon". FishBase . October 2013 version.

[Marinho2013-3] 1 2 Marinho, M.M.F., Bastos, D.A. & Menezes, N.A. (2013): New species of miniature fish from Marajó Island, Pará, Brazil, with comments on its relationships (Characiformes: Characidae). Archived 2013-12-26 at the Wayback Machine Neotropical Ichthyology, 11 (4): 739-746.

[4] Abrahão, Vitor Pimenta; Pastana, Murilo; Marinho, Manoela (2019-12-18). "On a remarkable sexual dimorphic trait in the Characiformes related to the olfactory organ and description of a new miniature species of Tyttobrycon Géry (Characiformes: Characidae)". PLOS ONE. 14 (12) e0226130. Bibcode:2019PLoSO..1426130A. doi: 10.1371/journal.pone.0226130 . ISSN 1932-6203. PMC 6919584 . PMID 31851726.

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