On the Possible Specific Identity of Buteo cooperi Cass. with B. harlani (Aud.)
Ridgway, Robert, 1850-1929
Article
1884
The Auk
1
253--254
BioStor
English
Washington, D.C, American Ornithologists' Union, etc, 1884-
BioStor: https://biostor.org/reference/122730 DOI: https://doi.org/10.2307/4066843
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