Bycanistes bucinator
Aves | Bucerotiformes | Bucerotidae | Bycanistes | Bycanistes bucinator
Ceratogymna bucinator
Biota | Animalia | Chordata | Vertebrata | Gnathostomata | Tetrapoda | Reptilia | Aves | Coraciiformes | Bucerotidae | Ceratogymna | Ceratogymna bucinator
|  | Haeckel, 1874 |  | von Zittel, 1879 |  | Laurenti, 1768 |  |  | Rafinesque, 1815 | Bonaparte, 1854 | (Temminck, 1824)