Ptychocharax

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Ptychocharax
Scientific classification OOjs UI icon edit-ltr.svg
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Characiformes
Family: Stevardiidae
Subfamily: Xenurobryconinae
Genus: Ptychocharax
S. H. Weitzman, S. V. Fink, Machado-Allison & Royero-L., 1994 [2]
Species:
P. rhyacophila
Binomial name
Ptychocharax rhyacophila
Weitzman, S. V. Fink, Machado-Allison & Royero, 1994 [2]

Pytocharax is a monospecific genus of freshwater ray-finned fish belonging to the family Stevardiidae. The only species in the genus is Ptychocharax rhyacophila, a fish which is endemic to Venezuela, where it is found in the upper Siapa River. [3]

References

  1. ↑ Lima, F. (2023). "Ptychocharax rhyacophila". IUCN Red List of Threatened Species . 2023: e.T175970703A175970717. doi: 10.2305/IUCN.UK.2023-1.RLTS.T175970703A175970717.en . Retrieved 1 September 2025.
  2. 1 2 Eschmeyer, William N.; Fricke, Ron & van der Laan, Richard (eds.). "Genera in the family Xenurobryconinae". Catalog of Fishes . California Academy of Sciences . Retrieved 1 September 2025.
  3. ↑ Thomaz, A.T., Arcila, D., Ortí, G. & Malabarba, L.R. (2015): Molecular phylogeny of the subfamily Stevardiinae Gill, 1858 (Characiformes: Characidae): classification and the evolution of reproductive traits. BMC Evolutionary Biology, (2015) 15: 146.
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