Xiphorhynchus
Xiphorhynchus
Acestrorhynchus
Biota | Animalia | Chordata | Vertebrata | Gnathostomata | Osteichthyes | Actinopterygii | Actinopteri | Teleostei | Characiformes | Acestrorhynchidae | Acestrorhynchinae | Acestrorhynchus
|  | Haeckel, 1874 |  | von Zittel, 1879 |  |  |  |  |  | Eigenmann, 1912 | Eigenmann, 1912 | Eigenmann & Kennedy, 1903