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Tristanskua (Tristan-da-Cunha-Raubmöwe)
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Catharacta antarctica hamiltoni (Syn.: Catharacta hamiltoni)
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Hagen, 1952 |
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| Quelle zur Taxonomie: | del Hoyo & Collar (2014) Illustrated Checklist of the Birds ot the World, Vol. 1, Non-passerines | Vorkommen: | Atlantikinseln Tristan da Cunha und Gough |
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