A Hybrid Longspur from Saskatchewan

Authors

Charles G. Sibley
Olin Sewall Pettingill Jr.

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Recommended Citation

Sibley, Charles G. and Pettingill, Olin Sewall Jr. (1955) "A Hybrid Longspur from Saskatchewan," The Auk: Vol. 72: Iss. 4, Article 18.
Available at: https://digitalcommons.usf.edu/auk/vol72/iss4/18