Astyanax mexicanus
Appearance
Domain: Eukaryota • Regnum: Animalia • Phylum: Chordata • Subphylum: Vertebrata • Infraphylum: Gnathostomata • Cladus: Osteichthyes • Classis: Actinopterygii • Ordo: Characiformes • Familia: Characidae • Genus: Astyanax • Species: Astyanax mexicanus