Vegavis is a genus of extinct bird that lived in Antarctica during the Maastrichtian stage of the Late Cretaceous. The type species is Vegavis iaai, named in 2005 based on fossils from the López de Bertodano Formation. Two additional species, Vegavis geitononesos and Vegavis notopothousa, were named in 2026 based on additional material from the same formation. Vegavis potentially represents one of the earliest known crown group birds. The definitive taxonomic position of Vegavis has been a subject of debate among paleontologists for over two decades since its initial description as a member of
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維加鳥屬(屬名:Vegavis)是白堊紀晚期南極一類已滅絕的鳥類。它們屬於鸡雁小纲的早期分支。在現今鳥類當中,維加鳥最為接近鴨及鵝,但卻並非其直接祖先。 維加鳥的發現顯示主要的現今鳥類是自白堊紀已經開始分化。這亦證明了現今鳥類的早期分支在中生代就已經存在。 維加鳥的化石標本現正存放在阿根廷(Museo de La Plata)。這個化石早於1992年就已經在南極的維加島(Vega Island)發現,但化石藏在石內,要待2005年才正式被起出及描述。
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Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).