Three new subspecies of birds
Koelz, Walter, 1895-1989
Article
1939
Proceedings of the Biological Society of Washington
52
121--122
BioStor
English
Washington, Biological Society of Washington,
BioStor: https://biostor.org/reference/82572
In copyright. Digitized with the permission of the rights holder.
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http://creativecommons.org/licenses/by-nc-sa/3.0/
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