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Aythya
Taxonomy
Aythya was named by Boie (1822). It is extant.
It was corrected as Athya by Wetmore (1956).
It was assigned to Anseres by Shufeldt (1891); to Aythyinae by Wetmore (1956), Brodkorb (1964); to Anatidae by Hay (1902), Wilson (1967), Parmalee (1992), Clements et al. (2017); and to Aythyini by Hou (1985), Mlíkovsky and Svec (1986), Emslie (1992), Olson and Rasmussen (2001), Gonzalez et al. (2009), Worthy and Nguyen (2020).
It was corrected as Athya by Wetmore (1956).
It was assigned to Anseres by Shufeldt (1891); to Aythyinae by Wetmore (1956), Brodkorb (1964); to Anatidae by Hay (1902), Wilson (1967), Parmalee (1992), Clements et al. (2017); and to Aythyini by Hou (1985), Mlíkovsky and Svec (1986), Emslie (1992), Olson and Rasmussen (2001), Gonzalez et al. (2009), Worthy and Nguyen (2020).
Synonymy list
| Year | Name and author |
|---|---|
| 1822 | Aythya Boie |
| 1891 | Aythya Shufeldt p. 819 |
| 1902 | Athya Hay p. 530 |
| 1956 | Athya Wetmore p. 31 |
| 1964 | Aythya Brodkorb p. 228 |
| 1967 | Aythya Wilson p. 206 |
| 1985 | Aythya Hou p. 119 |
| 1986 | Aythya Mlíkovsky and Svec p. 265 |
| 1992 | Aythya Emslie p. 257 |
| 1992 | Aythya Parmalee p. 310 |
| 2001 | Aythya Olson and Rasmussen p. 285 |
| 2009 | Aythya Gonzalez et al. |
| 2017 | Aythya Clements et al. |
| 2020 | Aythya Worthy and Nguyen p. 77 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
G. Aythya Boie 1822
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Aythya affinis Eyton 1838 [lesser scaup]
Aythya americana Eyton 1838 [redhead]
†Aythya aretina Portis 1889
†Aythya arvernensis Lydekker 1891
Aythya australis Eyton 1838 [hardhead]
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Invalid names: Anas elapsa De Vis 1888 [synonym], Nyroca reclusa De Vis 1888 [synonym]
Aythya collaris Donovan 1809 [ring-necked duck]
Aythya ferina Linnaeus 1758 [common pochard]
Aythya fuligula Linnaeus 1758 [tufted duck]
Aythya marila Linnaeus 1761 [greater scaup]
Aythya novaeseelandiae Gmelin 1789 [New Zealand scaup]
Aythya nyroca Güldenstädt 1770 [ferruginous pochard]
†Aythya sepulta Portis 1889
†Aythya shihuibas Hou 1985
†Aythya spatiosa Kurochkin 1976
Aythya valisineria Wilson 1814 [canvasback]
Diagnosis
No diagnoses are available