English
Species (11)
Tockus fasciatus (Shaw, 1811)- Tockus camurus Cassin, 1857
- Tockus albocristatus (Finsch, 1903) ssp. cassini
- Tockus alboterminatus (Büttikofer, 1889)
- Tockus melanoleucos = T. alboterminatus (Büttikofer, 1889)
- Ceratogymna bucinator = Bycanistes bucinator (Temminck, 1824)
- Ceratogymna fistulator = Bycanistes bucinator sharpii (Elliot, 1873) ssp. sharpii
- Bycanistes buccinator (Temminck, 1824)
- Ortholophus albicristatus (Cassin, 1848)
- Rhyticeros corrugatus (Temminck, 1832)
- Tockus erythrorhynchus (Temminck, 1823)
