Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Superphylum: Deuterostomia
Phylum: Chordata
Subphylum: Vertebrata
Infraphylum: Gnathostomata
Megaclassis: Osteichthyes
Superclassis/Classis: Actinopterygii
Classis/Subclassis: Actinopteri
Subclassis/Infraclassis: Neopterygii
Infraclassis: Teleostei
Megacohors: Osteoglossocephalai
Supercohors: Clupeocephala
Cohors: Otomorpha
Subcohors: Ostariophysi
Sectio: Otophysa
Ordo: Characiformes
Familia: Acestrorhynchidae
Subfamilia: Heterocharacinae
Genus: Priocharax
Species: P. ariel – P. nanus – P. pygmaeus
Name
Priocharax Weitzman & Vari, 1987: Proc Biol Soc Wash 100 (3): 641.
Type species: Priocharax ariel Weitzman & Vari, 1987
Etymology: prio (= saw), referring to numerous small jaw teeth; Charax, typical genus of the Characiformes, from Greek word meaning “palisade of pointed sticks,” referring to densely packed sharp teeth, now a common root-name formation in the order. (From The ETYFish project)
References
Mattox, G.M.T., Britz, R. & Toledo-Piza, M. 2016. Osteology of Priocharax and remarkable developmental truncation in a miniature Amazonian fish (Teleostei: Characiformes: Characidae). Journal of Morphology 277: 65–85. DOI: 10.1002/jmor.20477 Reference page.
Weitzman, S.H. & Vari, R.P. 1987. Two new species and a new genus of miniature characid fishes (Teleostei: Characiformes) from northern South America. Proceedings of the Biological Society of Washington 100(3): 640–652. BHL Reference page.
Links
Priocharax and its species (including synonyms) in Catalog of Fishes, Eschmeyer, W.N., Fricke, R. & van der Laan, R. (eds.) 2024. Catalog of Fishes electronic version.
Priocharax species list in FishBase,
Froese, R. & Pauly, D. (eds.) 2024. FishBase. World Wide Web electronic publication, www.fishbase.org, version 02/2024.
Priocharax is a genus of characins, very small freshwater fish from the Amazon and Orinoco basins in tropical South America.[1][2][3]
Species
There are currently three recognized species in this genus:[1][2]
Priocharax ariel S. H. Weitzman & Vari, 1987
Priocharax pygmaeus S. H. Weitzman & Vari, 1987
Priocharax nanus Toledo-Piza, Mattox & Britz, 2014
References
Froese, Rainer; Pauly, Daniel (eds.). "Species in genus Priocharax". FishBase. August 2019 version.
Toledo-Piza, M., Mattox, G.M.T. & Britz, R. (2014): Priocharax nanus, a new miniature Characid from the Rio Negro, Amazon basin (Ostariophysi: Characiformes), with an updated list of miniature Neotropical freshwater fishes. Neotropical Ichthyology, 12 (2): 229-246.
"Two new species and a new genus of miniature Characid Fishes (Teleostei: Characiformes) from Northern South America by Stanley H. Weitzman and Richard P. Vari Proceedings of the Biological Society of Washington 100:640-652 (1987)i".
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