The following bibliography has been generated by bringing together all references provided by our content partners. There may be duplication.
Hilty, J. Editor. 2013. Insect Visitors of Illinois Wildflowers. World Wide Web electronic publication. illinoiswildflowers.info, version (11/2013)
See: Abbreviations for Insect Activities, Abbreviations for Scientific Observers, References for behavioral observations
- L. W. Swan, The ecology of the high Himalayas, Sci. Am. 205:68-78, from pp. 76-77 (October 1961).
- T. D. A. Cockerell. 1920. Eocene Insects from the Rocky Mountains. Proceedings of the United States National Museum 57:233-260
- T. D. A. Cockerell. 1921. Eocene Insects from the Rocky Mountains. Proceedings of the United States National Museum 57:233-260