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Volume 20 (1913), Issue 6, Pages 173-174

The Dragon—Fly genus Agrion (Calepteryx in Colorado

Boulder, Col., USA

This article is in the public domain.

How to Cite this Article

T. D. A. Cockerell, “The Dragon—Fly genus Agrion (Calepteryx in Colorado,” Psyche, vol. 20, no. 6, pp. 173-174, 1913. doi:10.1155/1913/34169