Hornbills (Bucerotidae)

African Grey Hornbill (Tockus nasutus) - HBW 6, p. 493

French: Calao à bec noir German: Grautoko Spanish: Toco Piquinegro
Other common names: Grey Hornbill(!)

Taxonomy: Buceros nasutus Linnaeus, 1766, Dakar, Senegal.
Forms a superspecies with T. pallidirostris. Larger, darker birds from NE Ethiopia and SW Arabia described as race forskalii, and paler ones from S Angola and Namibia as dorsalis, but neither now seems distinct enough to warrant recognition. Two subspecies currently recognized.

Subspecies and Distribution:

  • nasutus (Linnaeus, 1766) - S Mauritania E to Ethiopia and W Somalia, S to N Sierra Leone, N Uganda and N Kenya; SW Saudi Arabia and W Yemen.
  • epirhinus (Sundevall, 1851) - S Uganda and S Kenya S to C Namibia and N South Africa.