Ostriches | Rheas | Kiwis | Cassowaries | Tinamous | Waterfowl | Landfowl | Nightjars | Oilbird | Frogmouths | Owlet-nightjars | Treeswifts, Swifts, Hummingbirds | Turacos | Bustards | Cuckoos | Mesites | Sandgrouse | Doves, Pigeons | Cranes, Rails & relatives | Grebes | Flamingos | Shorebirds | | Buttonquails | | Thick-knees | | Sheathbills | | Oystercatchers | | Avocets, Stilts | | Plovers, Dotterels, Lapwings | | Tundra Plovers | | Egyptian Plover | | Painted Snipes | | Jacanas | | Plains-wanderer | | Seedsnipes | | Sandpipers, Snipes | | Pratincoles, Coursers | | Gulls | | Terns | | Noddies | | Skuas | | Auks | Sunbittern, Kagu | Tropicbirds | Loons | Penguins | Tubenoses | Storks | Gannets, Cormorants & relatives | Pelicans, Ibises, Herons & relatives | Hoatzin | Birds of Prey | Owls | Mousebirds | Cuckoo roller | Trogons | Hornbills, Hoopoes, Wood hoopoes | Rollers, Kingfishers, Bee-eaters & relatives | Woodpeckers and Relatives | Seriemas | Falcons, Caracaras | Parrots | Perching birds (Songbirds) |
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Tristan skua
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Catharacta antarctica hamiltoni (Syn.: Catharacta hamiltoni)
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Hagen, 1952 |
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| Information Source for Taxonomy: | del Hoyo & Collar (2014) Illustrated Checklist of the Birds ot the World, Vol. 1, Non-passerines |
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