Bucerotiformes (Hornbills, Hoopoes, Scimitarbills, and Wood Hoopoes)
Family: Bucerotidae (Hornbills)
| Scientific Name | Author/s | Common Name | Last Record | Distribution | Status | Taxon Profile |
| Aceros sp. nov. 'Loyalty Islands' | - | Lifou hornbill | Holocene? | Lifou, Loyalty Islands, New Caledonia | Extinct | Access |
| Penelopides panini ticaensis | Hachisuka, 1930 | Ticao tarictic hornbill, Ticao-tarikitik hornbill, Terek (local name), Tariktik ng Ticao | July 1971 | Ticao Island, Philippines | Extinct | Access |
Family: Bucorvidae (Ground Hornbills)
—No subordinate taxa
Family: Phoeniculidae (Scimitarbills and Wood Hoopoes)
—No subordinate taxa
Family: Upupidae (Hoopoes)
| Scientific Name | Author/s | Common Name | Last Record | Distribution | Status | Taxon Profile |
| Upupa antaios | Olson, 1975 | St. Helena hoopoe, Giant hoopoe | Subfossil ( after 1502?) | St. Helena | Extinct | Access |