Spinus Pinus Macropterus, an Addition to the a O U Check-list

Authors

W. E. Clyde Todd

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Recommended Citation

Todd, W. E. Clyde (1923) "Spinus Pinus Macropterus, an Addition to the a O U Check-list," The Auk: Vol. 40: Iss. 2, Article 36.
Available at: https://digitalcommons.usf.edu/auk/vol40/iss2/36