miniatura|Astyanax mexicanus miniatura|Astyanax sp. Astyanax és un gènere de peixos de la família dels caràcids i de l'ordre dels caraciformes.The Taxonomicon
Taxonomia Astyanax abramis ( Astyanax aeneus (Günther, 1860)Günther, A. 1860. On new reptiles and fishes from Mexico. Proceedings of the Zoological Society of London. 1860 (pt 2): 316-319. Astyanax altior (Hubbs, 1936)Hubbs, C. L. 1936. XVII. Fishes of the Yucatan Peninsula. Carnegie Inst. Wash. Publ. Núm. 457: 157-287, Pls. 1-15. Astyanax altiparanae (Garutti & Britski, 2000)Garutti, V. & H. A. Britski. 2000. Descrição de uma espécie nova de Astyanax (Teleostei: Characidae) da bacia do Alto Rio Paraná e considerações sobre as demais espécies do gênero na bacia. Comun. Mus. Ciênc. Technol. PUCRS, Sér. Zool. Porto Alegre v. 13: 65-88. Astyanax angustifrons (Regan, 1908)Regan, C. T. 1908. Pisces. Biol. Cent.-Amer.: i-xxxii, 161-203, Pls. 21-26. Astyanax anterior (Eigenmann, 1908)Eigenmann, C. H. 1908. Preliminary descriptions of new genera and species of tetragonopterid characins. (Zoölogical Results of the Thayer Brazilian expedition.). Bull. Mus. Comp. Zool. v. 52 (núm. 6): 91-106. Astyanax aramburui (Protogino, Miquelarena & López, 2006)Protogino, L. C., A. M. Miquelarena & H. L. López. 2006. A new species of Astyanax (Teleostei, Characiformes, Characidae), with breeding tubercles, from the Paraná and Uruguay river basins. Zootaxa Núm. 1297: 1-16. Astyanax argyrimarginatus (Garutti, 1999)Garutti, V. 1999. Descrição de Astyanax argyrimarginatus sp. n. (Characiformes, Characidae) procedente da bacia do Rio Araguaia, Brasil. Rev. Bras. Biol. v. 59 (núm. 4): 585-591. Astyanax armandoi (Lozano-Vilano & Contreras-Balderas, 1990)Lozano-Vilano, M. de L. & S. Contreras-Balderas. 1990. Astyanax armandoi n. sp. from Chiapas, Mexico (Pisces, Ostariophysi: Characidae) with a comparison to the nominal species Astyanax aeneus and Astyanax mexicanus. Univ. Cienc. v. 7 (núm. 14): 95-107. Astyanax asuncionensis (Géry, 1972)Géry, J. 1972. Corrected and supplemented descriptions of certain characoid fishes described by Henry W. Fowler, with revisions of several of their genera. Stud. Neotrop. Fauna v. 7: 1-35. Astyanax atratoensis (Eigenmann in Eigenmann & Ogle, 1907)Eigenmann, C. H. & F. Ogle. 1907. An annotated list of characin fishes in the United States National Museum and the Museum of Indiana University, with descriptions of new species. Proceedings of the United States National Museum v. 33 (núm. 1556): 1-36. Astyanax bimaculatus (, 1758)Linnaeus, C. 1758. Systema Naturae, Ed. X. (Systema naturae per regna tria naturae, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis. Tomus I. Editio decima, reformata.) Holmiae. Systema Nat. ed. 10 v. 1: i-ii + 1-824. Astyanax biotae (Castro & Vari, 2004)Castro, R. M. C. & R. P. Vari. 2004. Astyanax biotae, a new species of stream fish from the Rio Paranapanema basin, upper Rio Paraná system, southeastern Brazil (Ostariophysi: Characiformes: Characidae). Proc. Biol. Soc. Wash. v. 117 (núm. 3): 330-338. Astyanax bockmanni (Vari & Castro, 2007)Vari, R.P. & Castro, R.M.C. 2007. New Species of Astyanax (Ostariophysi: Characiformes: Characidae) from the Upper Rio Paraná System, Brazil. Copeia 2007 (1): 150-162. Astyanax bourgeti (Eigenmann, 1908) Astyanax brachypterygium (Bertaco & Malabarba, 2001)<ref>Bertaco, V. A. & L. R. Malabarba 2001. Description of two new species of Astyanax (Teleostei: Characidae) from headwater streams of Southern Brazil, with comments on the Astyanax scabripinnis' species complex". Ichthyol. Explor. Freshwaters v. 12 (núm. 3): 221-234.</ref> Astyanax brevirhinus (Eigenmann, 1908) Astyanax caucanus (Steindachner, 1879)Steindachner, F. 1879. Ichthyologische Beiträge (VIII). Sitzungsber. Akad. Wiss. Wien v. 80 (núms. 1-2): 119-191, Pls. 1-3. Astyanax chaparae (Fowler, 1943) Astyanax chico (Casciotta & Almirón, 2004) Astyanax clavitaeniatus (Garutti, 2003) Astyanax cordovae (Günther, 1880)Günther, A. 1880. A contribution to the knowledge of the fish fauna of the Rio de la Plata. Ann. Mag. Nat. Hist. (Ser. 5) v. 6 (núm. 31): 7-13, Pl. 2. Astyanax correntinus (Holmberg, 1891) Astyanax cremnobates (Bertaco & Malabarba, 2001)Bertaco, V. A. & L. R. Malabarba 2001. Description of two new species of Astyanax (Teleostei: Characidae) from headwater streams of Southern Brazil, with comments on the Astyanax scabripinnis species complex". Ichthyol. Explor. Freshwaters v. 12 (núm. 3): 221-234. Astyanax daguae (Eigenmann, 1913) Astyanax depressirostris (Miranda-Ribeiro, 1908)Miranda Ribeiro, A. de. 1908. Peixes da Ribeira. Resultados de excursão do Sr. Ricardo Krone, membro correspondente do Museu Nacional do Rio de Janeiro. Kosmos, Rio de Janeiro (Rev. Art. Sci. Litt.) v. 5 (núm. 2): 5 unnum. pp. Astyanax dnophos (Lima & Zuanon, 2004) Astyanax eigenmanniorum (Cope, 1894) Astyanax elachylepis (Bertaco & Lucinda, 2005) Astyanax endy (Mirande, Aguilera & Azpelicueta, 2006)Mirande, J. M., G. Aguilera & M. D. L. M. Azpelicueta. 2006. Astyanax endy (Characiformes: Characidae), a new fish species from the upper Río Bermejo basin, northwestern Argentina. Zootaxa Núm. 1286: 57-68. Astyanax epiagos (Zanata & Camelier, 2008) Astyanax erythropterus (Holmberg, 1891) Astyanax fasciatus (Cuvier, 1819)Cuvier, G. 1819. Sur les poissons du sous-genre Hydrocyon, sur deux nouvelles espèces de Chalceus, sur trois nouvelles espèces du Serrasalmes, et sur lArgentina glossodonta de Forskahl, qui est lAlbula gonorhynchus de Bloch. Mem. Mus. Natl. Hist. Nat. v. 5: 351-379, Pls. 26-28. Astyanax fasslii (Steindachner, 1915) Astyanax festae (Boulenger, 1898) Astyanax filiferus (Eigenmann, 1913) Astyanax gisleni (Dahl, 1943)Dahl, G. 1943. New or rare fishes of the family Characinidae from the Magdalena system. K. Fysiogr. Sällsk. Lund Förh. v. 12 (núm. 18): 215-220. Astyanax giton (Eigenmann, 1908) Astyanax goyacensis (Eigenmann, 1908) Astyanax gracilior (Eigenmann, 1908) Astyanax guaporensis (Eigenmann, 1911)Eigenmann, C. H. 1911. New characins in the collection of the Carnegie Museum. Ann. Carnegie Mus. v. 8 (núm. 1): 164-181, Pls. 4-9. Astyanax guianensis (Eigenmann, 1909) Astyanax gymnogenys (Eigenmann, 1911) Astyanax hastatus (Myers, 1928) Astyanax henseli (Melo & Buckup, 2006) Astyanax hermosus (Miquelarena, Protogino & López, 2005)Miquelarena, A. M., Protogino, L. C. & López, H. L. 2005. Astyanax hermosus, a new species from the Primero River basin, Córdoba, Argentina (Characiformes, Characidae). Rev. suisse zool. 112 (1): 13-20. Astyanax integer (Myers, 1930)Myers, G. S. 1930. Fishes from the upper Rio Meta Basin, Colombia. Proc. Biol. Soc. Wash. v. 43: 65-71. Astyanax intermedius (Eigenmann, 1908) Astyanax ita (Almirón, Azpelicueta & Casciotta, 2002) Astyanax jacobinae (Zanata & Camelier, 2008) Astyanax jacuhiensis (Cope, 1894)Cope, E. D. 1894. On the fishes obtained by the Naturalist Expedition in Rio Grande do Sul. Proc. Am. Philos. Soc. v. 33: 84-108, Pls. 4-9. Astyanax janeiroensis (Eigenmann, 1908) Astyanax jenynsii (Steindachner, 1877) Astyanax jordani (Hubbs & Innes, 1936)Hubbs, C. L. & W. T. Innes. 1936. The first known blind fish of the family Characidae: a new genus from Mexico. Occas. Pap. Mus. Zool. Univ. Mich. Núm. 342: 1-7, Pl. 1. Astyanax kennedyi (Géry, 1964) Astyanax kompi (Hildebrand, 1938)Hildebrand, S. F. 1938. A new catalogue of the fresh-water fishes of Panama. Field Mus. Nat. Hist. Publ. Zool. Ser. v. 22 (núm. 4): 219-359. Astyanax kullanderi (Costa, 1995)Costa, W. J. E. M. 1995. Description of a new species of the genus Astyanax (Characiformes: Characidae) from the Rio Araguaia basin, Brazil. Rev. Suisse Zool. v. 102 (núm. 1): 257-262. Astyanax lacustris (Lütken, 1875) Astyanax latens (Mirande, Aquilera & Azpelicueta, 2004) Astyanax laticeps (Cope, 1894) Astyanax leonidas (Azpelicueta, Casciotta & Almirón, 2002)Azpelicueta, M., J. R. Casciotta & A. E. Almirón. 2002. Two new species of the genus Astyanax (Characiformes, Characidae) from the Paraná river basin in Argentina. Rev. Suisse Zool. v. 109 (núm. 2): 243-259. Astyanax leopoldi (Géry, Planquette & Le Bail, 1988)Géry, J., P. Planquette & P.-Y. Le Bail. 1988. Un nouveau Tetragonopterinae (Pisces, Characoidei, Characidae) de la Guyane: Astyanax leopoldi sp. n. Rev. Fr. Aquariol. v. 15 (núm. 1): 9-12. Astyanax lineatus (Perugia, 1891)Perugia, A. 1891. Appunti sopra alcuni pesci sud-americani conservati nel Museo Civico di Storia Naturale di Genova. Ann. Mus. Civ. Stor. Nat. Genova (Ser. 2a) v. 10: 605-657. Astyanax longior (Cope, 1878)Cope, E. D. 1878. Synopsis of the fishes of the Peruvian Amazon, obtained by Professor Orton during his expeditions of 1873 and 1877. Proc. Am. Philos. Soc. v. 17 (núm. 101): 673-701. Astyanax maculatus (Müller & Troschel, 1845) Astyanax maculisquamis (Garutti & Britski, 1997) Astyanax magdalenae (Eigenmann & Henn, 1916) Astyanax marionae (Eigenmann, 1911) Astyanax maximus (Steindachner, 1877)Steindachner, F. 1877. Ichthyologische Beiträge. IV. (With subtitles i-iv.). Anz. Akad. Wiss. Wien v. 72 (1. Abth.): 551-616, Pl. 1-13. Astyanax megaspilura (Fowler, 1944)Fowler, H. W. 1944. Fresh-water fishes from northwestern Colombia. Proc. Acad. Nat. Sci. Phila. v. 96: 227-248. Astyanax mexicanus (De Filippi, 1853)De Filippi, F. 1853. Nouvelles espèces de poissons. Rev. Mag. Zool. (Ser. 2) v. 5: 164-171. Astyanax microlepis (Eigenmann, 1913)Eigenmann, C. H. 1913. Some results from an ichthyological reconnaissance of Colombia, South America. Part II. (Contrib. Zool. Lab. Ind. Univ. Núm. 131). Ind. Univ. Studies Núm. 18: 1-32. Astyanax microschemos (Bertaco & Lucena, 2006) Astyanax multidens (Eigenmann, 1908) Astyanax mutator (Eigenmann, 1909)Eigenmann, C. H. 1909. Reports on the expedition to British Guiana of the Indiana University and the Carnegie Museum, 1908. Report núm. 1. Some new genera and species of fishes from British Guiana. Ann. Carnegie Mus. v. 6 (núm. 1): 4-54. Astyanax myersi (Fernández-Yépez, 1950)Fernández-Yépez, A. 1950. Algunos peces del Río Autana. Noved. Cient. Mus. Hist. Nat. La Salle (Ser. Zool.) Núm. 2: 1-18, Pls. 1-3. Astyanax nasutus (Meek, 1907)Meek, S. E. 1907. Synopsis of the fishes of the great lakes of Nicaragua. Field Columbian Mus. Zool. Ser. v. 7 (núm. 4): 97-132. Astyanax nicaraguensis (Eigenmann & Ogle, 1907)Eigenmann, C. H. & F. Ogle. 1907. An annotated list of characin fishes in the United States National Museum and the Museum of Indiana University, with descriptions of new species. Proceedings of the United States National Museum v. 33 (núm. 1556): 1-36. Astyanax notemigonoides (Fowler, 1911) Astyanax obscurus (Hensel, 1870)Hensel, R. 1870. Beiträge zur Kenntniss der Wirbelthiere Südbrasiliens. (Fortsetzung). Arch. Naturgeschichte v. 36 (núm. 1): 50-91. Astyanax ojiara (Azpelicueta & Garcia, 2000)Azpelicueta, M. & J. O. Garcia. 2000. A new species of Astyanax (Characiformes, Characidae) from Uruguay river basin in Argentina, with remarks on hook presence in Characidae. Rev. Suisse Zool. v. 107 (núm. 2): 245-257. Astyanax orbignyanus (Valenciennes, 1850) Astyanax orthodus (Eigenmann, 1907) Astyanax pampa (Casciotta, Almirón & Azpelicueta, 2005) Astyanax paraguayensis (Fowler, 1918)Fowler, H. W. 1918. A new characin from Paraguay. Proc. Acad. Nat. Sci. Phila. v. 70: 141-143. Astyanax parahybae (Eigenmann, 1908) Astyanax paranae (Eigenmann, 1914) Astyanax paranahybae (Eigenmann, 1911) Astyanax paris (Azpelicueta, Almirón & Casciotta, 2002)Azpelicueta, M., A. E. Almirón & J. R. Casciotta. 2002. Astyanax paris: A new species from the Río Uruguay basin of Argentina (Characiformes, Characidae). Copeia 2002 (núm. 4): 1052-1056. Astyanax pedri (Eigenmann, 1908)