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Cygnus columbianus (tundra swan)
Taxonomy
Anas columbianus was named by Ord (1815). It is extant.
It was recombined as Olor (Olor) columbianus by Wetmore (1956); it was recombined as Olor columbianus by Parmalee (1958) and McCoy (1963); it was recombined as Cygnus columbianus by Hay (1930), Wetmore (1931), Wetmore (1940), Miller and DeMay (1942), Olson and Rasmussen (2001), del Hoyo et al. (2014) and Clements et al. (2017).
It was recombined as Olor (Olor) columbianus by Wetmore (1956); it was recombined as Olor columbianus by Parmalee (1958) and McCoy (1963); it was recombined as Cygnus columbianus by Hay (1930), Wetmore (1931), Wetmore (1940), Miller and DeMay (1942), Olson and Rasmussen (2001), del Hoyo et al. (2014) and Clements et al. (2017).
Subspecies
Synonymy list
Year | Name and author |
---|---|
1815 | Anas columbianus Ord |
1930 | Cygnus columbianus Hay p. 301 |
1931 | Cygnus columbianus Wetmore p. 18 |
1940 | Cygnus columbianus Wetmore p. 19 |
1942 | Cygnus columbianus Miller and DeMay p. 82 |
1956 | Olor (Olor) columbianus Wetmore p. 25 |
1958 | Olor columbianus Parmalee p. 171 |
1963 | Olor columbianus McCoy |
2001 | Cygnus columbianus Olson and Rasmussen p. 282 |
2014 | Cygnus columbianus del Hoyo et al. |
2017 | Cygnus columbianus Clements et al. |
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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.
Cygnus columbianus Ord 1815 [tundra swan]
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Cygnus columbianus bewickii Yarrell 1830 [Bewick's swan]
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: subf = subfamily, o = order | |||||
References: Marsh 1875, Sedinger 1997 |
Age range
Maximum range based only on fossils: base of the Zanclean to the top of the Holocene or 5.33300 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 3.6 Ma
Minimum age of oldest fossil (stem group age): 3.6 Ma
Collections (17 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Zanclean | USA (North Carolina) | Cygnus columbianus (52582) | |
Early/Lower Pleistocene | United Kingdom (England) | Anser sp. (58420) | |
Pleistocene | United Kingdom (Wales) | Cygnus bewickii (124958) | |
Irvingtonian | USA (California) | Cygnus columbianus (20327) | |
Middle Pleistocene - Holocene | United Kingdom | Cygnus bewickii (197163) | |
Late/Upper Pleistocene (interglacial) | USA (Georgia) | Cygnus columbianus (20613) | |
Late/Upper Pleistocene | USA (California) | Cygnus columbianus (20273 44954 190077) | |
Late/Upper Pleistocene | USA (Florida) | Olor columbianus (154773) | |
Late/Upper Pleistocene (glacial) | USA (Florida) | Cygnus columbianus (154771) | |
Holocene | USA (Alaska) | Olor columbianus (220460) | |
Holocene | USA (Illinois) | Olor columbianus (195052) | |
Holocene | Canada (Northwest Territories) | Cygnus columbianus (228444 228921) | |
Holocene | USA (Virginia) | Olor columbianus (104675) | |
Holocene | Russian Federation | Cygnus bewickii (175940) |