Pelecaniformes (Egrets, Herons, Ibises, Pelicans, Shoebills, etc.)
Family: Ardeidae
| Scientific Name | Author/s | Common Name | Last Record | Distribution | Status | Taxon Profile |
| Ardea bennuides | Hoch, 1979 | Bennu heron, Giant heron | c. 2,500 BC | Umm al-Nar island, United Arab Emirates | Extinct | Access |
| Ixobrychus novaezelandiae | Potts, 1871 | New Zealand (little) bittern, Black-backed bittern | 1890's | North Island (prehistoric) & South Island (historical), New Zealand | Extinct | Access |
| Nyctanassa carcinocatactes | Olson & Wingate, 2006 | Bemuda Islands night heron | Holocene | Bermuda | Extinct | Access |
| Nycticorax caledonicus crassirostris | Vigors, 1839 | Bonin night heron, Bonin night-heron | 1879 or 1889 | Peel Island (=Chichi Jima) and Nakondo Shima (=Nakōdo-jima), Ogasawara Islands (=Bonin Islands), Japan | Extinct | Access |
| Nycticorax duboisi | Rothschild, 1907 | Réunion night-heron | pre-1675 | Réunion, Mascarene Islands | Extinct | Access |
| Nycticorax kalavikai | Steadman, Worthy, Anderson & Walter, 2000 | Extinct Nuie night heron, Nuie night heron | Holocene | Niue | Extinct | Access |
| Nycticorax mauritianus | Newton & Gadow, 1893 | Mauritius night-heron | 1693 | Mauritius, Mascarene Islands | Extinct | Access |
| Nycticorax megacephalus | Milne-Edwards, 1873 "1874" | Rodrigues night heron | 1726 | Rodrigues, Mascarene Islands | Extinct | Access |
| Nycticorax olsoni | Bourne, Ashmole & Simmons, 2003 | Ascension Island night heron | subfossil | Ascension Island, South Atlantic | Extinct | Access |
| Nycticorax sp. nov. ‘Mangaia’ | - | Mangaia night heron | subfossil | Mangaia, Cook Islands, New Zealand | Extinct | Access |
| Nycticorax sp. nov. ‘Solomon Islands’ | - | Solomon Islands night heron | subfossil | Solomon Islands | Extinct | Access |
| Nycticorax sp. nov. 'Tonga' | - | Tongan night heron | subfossil | 'Eua, Foa, Ha'afeva, Ha'ano & Lifuka, Tonga | Extinct | Access |
| Palaeophoyx columbianus | McCoy, 1963 | - | Late Pleistocene | Florida, USA | Extinct | Access |
| Syrigma sanctimartini | Campbell, 1979 | - | Late Pleistocene | Peru | Extinct | Access |
| ARDEIDAE gen. indet. sp. nov. 'Rapa Nui' | - | Rapa Nui heron, Easter Island heron | Holocene? | Rapa Nui (=Easter Island) | Extinct | Access |
Family: Balaenicipitidae (Shoebill)
—No subordinate taxa
Family: Pelecanidae (Pelecans)
| Scientific Name | Author/s | Common Name | Last Record | Distribution | Status | Taxon Profile |
| Pelecanus cadimurka | Vickers-Rich & van Tets, 1981 | - | Late Pleistocene | Australia | Extinct | Access |
| Pelecanus conspicillatus novaezealandiae | Scarlett, 1966 | - | Holocene | North Island & South Island, New Zealand | Invalid? | Access |
| Pelecanus proavus | De Vis, 1892 | - | Late Pleistocene? | Australia | Invalid? | Access |
Family: Scopidae (Hamerkop)
—No subordinate taxa
Family: Threskiornithidae (Ibises and Spoonbills)
| Scientific Name | Author/s | Common Name | Last Record | Distribution | Status | Taxon Profile |
|
Apteribis brevis
|
Olson & James, 1991 | Maui upland apteribis, Maui flightless ibis | ? | Maui, Hawaiian Islands, USA | Extinct | Access |
| Apteribis glenos | Olson & Wetmore, 1976 | Moloka’i apteribis | ? | Molokai, Hawaiian Islands, USA | Extinct | Access |
| Apteribis sp. nov. 'Lana'i' | - | Lana'i ibis | Late Pleistocene or Holocene | Lana'i, Hawaiian Islands, USA | Extinct | Access |
| Apteribis sp. nov. 'Maui' | - | Maui lowland apteribis | ? | Maui, Hawaiian, Islands, USA | Extinct | Access |
| Bostrychia bocagei | (Chapin, 1923) | Dwarf ibis, Dwarf olive ibis, São Tomé ibis | - | São Tomé and Principe | Rediscovered | Access |
| Bostrychia olivacea rothschildi | Bannerman, 1919 | Príncipe dwarf olive ibis, Rothschild's olive ibis | ? | São Tomé and Principe | Rediscovered or extinct | Access |
| Eudocimus peruvianus | Campbell, 1979 | Late Pleistocene | Peru | Extinct | Access | |
| Geronticus eremita | (Linnaeus, 1758) | Northern bald ibis, Hermit ibis, or Waldrapp | - | North Africa | Rediscovered | Access |
| Nipponia nippon | (Temminck, 1835) | Asian crested ibis, Japanese crested ibis, Crested ibis | - | Eurasia | Rediscovered | Access |
| Platalea subtenuis | De Vis, 1892 | Late Pleistocene | South Australia, Australia | Invalid | Access | |
| Thaumatibis gigantea | (Oustalet, 1877) | Giant Ibis | - | Cambodia, Laos & Viet Nam | Rediscovered | Access |
| Theristicus wetmorei | Campbell, 1979 | Late Pleistocene | Peru | Extinct | Access | |
| Threskiornis solitarius | Sélys-Longchamps, 1848 | Réunion flightless ibis, Réunion ibis, Réunion solitaire | c. 1708 | Réunion, Mascarene Islands | Extinct | Access |
| †Xenicibis xympithecus | Olson & Steadman, 1977 | Jamaican flightless ibis, Clubbed-wing ibis | ? | Jamaica | Extinct | Access |