Bower, L.P., Van Zandt Brower, J., & Cranston, F.P., 1965.: - Courtship behavior of the Queen Butterfly, Danaus gilippus berenice (Cramer).

Zoologica, Contr. New York Zool. Soc., 30(1): pp. 1-39, 19 photos on 7 plates, 10 figs. and 9 tabs. in text, refs. Large 8vo. Offprint, orig. wrappers. Fine.

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