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: Characidae
Genus: Charax
Species (17): C. apurensis – C. awa – C. caudimaculatus – C. condei – C. delimai – C. gibbosus – C. hemigrammus – C. leticiae – C. macrolepis – C. metae – C. michaeli – C. niger – C. notulatus – C. pauciradiatus – C. rupununi – C. stenopterus – C. tectifer
Name
Charax Scopoli, 1777: 455
Type species: Salmo gibbosus Linnaeus, 1758, by subsequent designation by Eigenmann (1910: 444).
References
Primary references
Scopoli, G.A. 1777. Introductio ad historiam naturalem, sistens genera lapidum, plantarum et animalium hactenus detecta, caracteribus essentialibus donata, in tribus divisa, subinde ad leges naturae. Prague. i-x + 1-506.
Additional references
Guimarães, E.C., de Brito, P.S., Ferreira, B.R.A. & Ottoni, F.P. 2018. A new species of Charax (Ostariophysi, Characiformes, Characidae) from northeastern Brazil. Zoosystematics and Evolution 94(1): 83–93. DOI: 10.3897/zse.94.22106. Reference page.
Links
Charax – Taxon details on Integrated Taxonomic Information System (ITIS).
Charax is a genus containing several species of South American tetras, including the glass headstander, C. gibbosus. These fish, among other characteristics, are small and have a rhomboid shape. Some species are semi-translucent.
Species
There are currently 16 recognized species in this genus:
Charax apurensis C. A. S. de Lucena, 1987
Charax caudimaculatus C. A. S. de Lucena, 1987
Charax condei Géry & Knöppel, 1976
Charax delimai Menezes & C. A. S. de Lucena, 2014 [1]
Charax gibbosus Linnaeus, 1758 (Glass headstander)
Charax hemigrammus C. H. Eigenmann, 1912
Charax leticiae C. A. S. de Lucena, 1987
Charax macrolepis Kner, 1858
Charax metae C. H. Eigenmann, 1922
Charax michaeli C. A. S. de Lucena, 1989
Charax niger C. A. S. de Lucena, 1989
Charax notulatus C. A. S. de Lucena, 1987
Charax pauciradiatus Günther, 1864
Charax rupununi C. H. Eigenmann, 1912
Charax stenopterus Cope, 1894
Charax tectifer Cope, 1870
References
Menezes, N.A. & Lucena, C.A.S.d. (2014): A taxonomic review of the species of Charax Scopoli, 1777 (Teleostei: Characidae: Characinae) with description of a new species from the rio Negro bearing superficial neuromasts on body scales, Amazon basin, Brazil. Neotropical Ichthyology, 12 (2): 193-228.
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