This list serves as a reference to the number of species in Pelecanimorphae.
Gaviiformes[]
Gaviidae[]
1 genus, 5 species
White-billed Diver or Yellow-billed Loon (Gavia adamsii) in winter plumage
- Gavia - Loons or divers
- Red-throated Loon or Red-throated Diver, Gavia stellata
- Black-throated Loon, Arctic Loon, or Black-throated Diver, Gavia arctica
- Pacific Loon or Pacific Diver, Gavia pacifica (formerly in G. arctica)
- Great Northern Loon, Common Loon, or Great Northern Diver, Gavia immer
- Yellow-billed Loon or White-billed Diver, Gavia adamsii
Sphenisciformes[]
Spheniscidae[]
6 genera, 19 species
Closeup of Southern Rockhopper Penguin (Eudyptes chrysocome)
- Aptenodytes – Great penguins
- King Penguin, Aptenodytes patagonicus
- Emperor Penguin, Aptenodytes forsteri
- Pygoscelis – Brush-tailed penguins
- Adélie Penguin, Pygoscelis adeliae
- Chinstrap Penguin, Pygoscelis antarctica
- Gentoo Penguin, Pygoscelis papua
- Eudyptula – Little penguins
- Blue Penguin, Eudyptula minor
- Little Penguin, Eudyptula novaehollandiae
- Spheniscus – Banded penguins
- Magellanic Penguin, Spheniscus magellanicus
- Humboldt Penguin, Spheniscus humboldti
- Galapagos Penguin, Spheniscus mendiculus
- African Penguin, Spheniscus demersus
- Megadyptes
- Yellow-eyed Penguin, Megadyptes antipodes
- Eudyptes – Crested penguins
- Fiordland Penguin, Eudyptes pachyrynchus
- Snares Penguin, Eudyptes robustus
- Erect-crested Penguin, Eudyptes sclateri
- Southern Rockhopper Penguin, Eudyptes chrysocome
- Northern Rockhopper Penguin, Eudyptes moseleyi
- Royal Penguin, Eudyptes schlegeli (disputed)
- Macaroni Penguin, Eudyptes chrysolophus
Procellariiformes[]
Oceanitidae[]
5 genera, 8 species
- Oceanites
- Wilson's Storm Petrel, Oceanites oceanicus
- Elliot's Storm Petrel, Oceanites gracilis
- Nesofregatta
- Polynesian Storm Petrel, Nesofregetta fuliginosa
- Garrodia
- Grey-backed Storm Petrel, Garrodia nereis
- Pelagodroma
- White-faced Storm Petrel, Pelagodroma marina
- Fregata
- Black-bellied Storm Petrel or Gould's Storm-Petrel, Fregetta tropica
- White-bellied Storm Petrel, Fregetta grallaria
- New Zealand Storm Petrel, Fregatta maorianus
Diomedeidae[]
4 genera, 21 species
- North Pacific albatrosses (Phoebastria)
- Waved Albatross Phoebastria irrorata
- Short-tailed Albatross Phoebastria albatrus
- Laysan Albatross Phoebastria immutabilis
- Black-footed Albatross Phoebastria nigripes
- Great albatrosses (Diomedea)
- Northern Royal Albatross Diomedea sanfordi
- Southern Royal Albatross Diomedea epomophora
- Tristan Albatross Diomedea dabbenena
- Antipodean Albatross Diomedea antipodensis
- Amsterdam Albatross Diomedea amsterdamensis
- Wandering Albatross Diomedea exulans
- Sooty albatrosses (Phoebetria)
- Sooty Albatross Phoebetria fusca
- Light-mantled Albatross Phoebetria palpebrata.
- Mollymawks (Thalassarche)
- Atlantic Yellow-nosed Albatross T. chlororhynchos
- Indian Yellow-nosed Albatross T. (chlororhynchos) carteri
- Grey-headed Albatross T. chrysostoma
- Black-browed Albatross T. melanophris
- Campbell Albatross T. (melanophris) impavida
- Buller's Albatross T. bulleri
- Shy Albatross T. cauta
- White-capped Albatross T. steadi
- Chatham Albatross T. (cauta) eremita
- Salvin's Albatross T. (cauta) salvini
Hydrobatidae[]
4 genera, 17 species
- Thalobata
- Cape Verde Storm Petrel Thalobata jabejabe
- “Pacific Storm-Petrel”, Thalobata cryptoleucura
- Monteiro's Storm Petrel, Thalobata monteiroi
- Band-rumped Storm Petrel, Thalobata castro
- European Storm Petrel Hydrobates pelagicus
- Leach's Storm Petrel Oceanodroma leucorhoa
- Matsudaira's Storm Petrel Oceanodroma matsudairae
- Least Storm Petrel, Oceanodroma microsoma
- Wedge-rumped Storm Petrel, Oceanodroma tethys
- Swinhoe's Storm Petrel, Oceanodroma monorhis
- Guadalupe Storm Petrel, Oceanodroma macrodactyla (extinct)
- Tristram's Storm Petrel, Oceanodroma tristrami
- Markham's Storm Petrel, Oceanodroma markhami
- Black Storm Petrel, Oceanodroma melania
- Ashy Storm Petrel, Oceanodroma homochroa
- Hornby's Storm Petrel, Oceanodroma hornbyi
- Fork-tailed Storm Petrel, Oceanodroma furcata