Species concept | American Ornithologists' Union 1st edition (1886) | American Ornithologists' Union 2nd edition (1895) | American Ornithologists' Union 3rd edition (1910) | American Ornithologists' Union 4th edition (1931) | American Ornithologists' Union 5th edition (1957) | American Ornithologists' Union 6th edition (1983) | American Ornithologists' Union 7th edition (1998) | American Ornithologists' Society 7th edition (incl. 63rd suppl.) |
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Melanitta [nigra or americana] | |
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Oidemia nigra Common Scoter |
Melanitta nigra Black Scoter |
Melanitta nigra Black Scoter |
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* Melanitta nigra← | |
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Oidemia nigra nigra |
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Melanitta nigra Common Scoter |
* Melanitta americana | Oidemia americana American Scoter |
Oidemia americana American Scoter |
Oidemia americana Scoter |
Oidemia americana American Scoter |
Oidemia nigra americana |
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Melanitta americana Black Scoter |
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