Aythya collaris Donovan 1809 (ring-necked duck)

Aves - Anseriformes - Anatidae

Alternative combinations: Anas collaris, Nyroca collaris

Belongs to Aythya according to J. F. Clements et al. 2017

See also Emslie 1992, Howard 1946, Howard 1969, Kilmer and Steadman 2016 and Steadman and Mead 2010

Sister taxa: Aythya affinis, Aythya americana, Aythya aretina, Aythya arvernensis, Aythya australis, Aythya ferina, Aythya fuligula, Aythya marila, Aythya novaeseelandiae, Aythya nyroca, Aythya sepulta, Aythya spatiosa, Aythya valisineria

Ecology: volant herbivore

Distribution:

• Quaternary of Mexico (2 collections), United States (15: Alabama, Florida, Georgia, Ohio, Oregon, Wyoming)

• Blancan of United States (1: Florida)

Total: 18 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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