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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Dendragapus [obscurus or fuliginosus] | Dendragapus obscurus Dusky Grouse |
Dendragapus obscurus Dusky Grouse |
Dendragapus obscurus Dusky Grouse |
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Dendragapus obscurus Blue Grouse |
Dendragapus obscurus Blue Grouse |
Dendragapus obscurus Blue Grouse |
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* Dendragapus obscurus | |
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Dendragapus obscurus Dusky Grouse |
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Dendragapus obscurus Dusky Grouse |
Dendragapus obscurus obscurus | Dendragapus obscurus obscurus |
Dendragapus obscurus obscurus |
Dendragapus obscurus obscurus |
Dendragapus obscurus obscurus |
Dendragapus obscurus obscurus |
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Dendragapus obscurus richardsonii | Dendragapus obscurus richardsonii |
Dendragapus obscurus richardsonii |
Dendragapus obscurus richardsoni |
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Dendragapus obscurus richardsonii |
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Dendragapus obscurus richardsonii (richardsonii) | |
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Dendragapus obscurus richardsoni |
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[Dendragapus obscurus richardsonii (flemingi)] | |
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Dendragapus obscurus flemingi |
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Dendragapus obscurus pallidus | |
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Dendragapus obscurus pallidus |
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Dendragapus obscurus oreinus | |
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Dendragapus obscurus oreinus |
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Dendragapus obscurus [incl. sierrae, howardi, sitkensis] | |
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Dendragapus obscurus [incl. sierrae, howardi] | |
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* Dendragapus fuliginosus← | |
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Dendragapus fuliginosus Sooty Grouse |
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Dendragapus fuliginosus Sooty Grouse |
Dendragapus fuliginosus [fuliginosus or sitkensis] | |
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Dendragapus fuliginosus fuliginosus | Dendragapus obscurus fuliginosus |
Dendragapus obscurus fuliginosus |
Dendragapus obscurus fuliginosus |
Dendragapus fuliginosus fuliginosus |
Dendragapus obscurus fuliginosus |
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Dendragapus fuliginosus sitkensis | |
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Dendragapus fuliginosus sitkensis |
Dendragapus obscurus sitkensis |
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Dendragapus fuliginosus sierrae | |
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Dendragapus obscurus sierrae |
Dendragapus fuliginosus sierrae |
Dendragapus obscurus sierrae |
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Dendragapus fuliginosus howardi | |
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Dendragapus fuliginosus howardi |
Dendragapus obscurus howardi |
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