Species (7)

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  Metazoa Chordata Aves Anseriformes Anatidae Aythya

  Aythya nyroca (Güldenstädt, 1770)

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  Metazoa Chordata Aves Anseriformes Anatidae Aythya

  Aythya fuligula x ferina

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  Metazoa Chordata Aves Anseriformes Anatidae Aythya

  Aythya fuligula x marila

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  Metazoa Chordata Aves Anseriformes Anatidae Aythya

  Aythya collaris (Donovan, 1809)

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  Metazoa Chordata Aves Anseriformes Anatidae Aythya

  Aythya ferina (Linnaeus, 1758)

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  Metazoa Chordata Aves Anseriformes Anatidae Aythya

  Aythya fuligula (Linnaeus, 1758)

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  Metazoa Chordata Aves Anseriformes Anatidae Aythya

  Aythya marila (Linnaeus, 1761)

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