The following bibliography has been generated by bringing together all references provided by our content partners. There may be duplication.

References

  • Hilty, J. Editor. 2014. Insect Visitors of Illinois Wildflowers.  World Wide Web electronic publication. illinoiswildflowers.info, version (07/2014) 
    See:   Abbreviations for Insect ActivitiesAbbreviations for Scientific ObserversReferences for behavioral observations
  • Hodges, Ronald W., et al., eds. 1983. Check List of the Lepidoptera of America North of Mexico. xxiv + 284
  • Opler, Paul A. 1999. A Field Guide to Western Butterflies, Second Edition. xiv + 540
  • Pelham, Jonathan P. 2008. A catalogue of the butterflies of the United States and Canada with a complete bibliography of the descriptive and systematic literature. Journal of Research on the Lepidoptera, vol. 40. xiv + 658

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