The purpose of this field guide is to enable the user to identify to species any butterfly found within the borders of the state of Illinois, and secondarily, through the judicious offering of references from the enormous literature about butterflies, to lead the interested readers of this guide to sources that will enable them to learn more about these most charismatic of insects.
Publisher
Champaign, Ill. :Illinois Natural History Survey,2001.
Copyright, 2001, University of Illinois Board of Trustees. Made available here under a CC-By-NC license https://creativecommons.org/licenses/by-nc/2.0/
Use this login method if you
don't
have an
@illinois.edu
email address.
(Oops, I do have one)
IDEALS migrated to a new platform on June 23, 2022. If you created
your account prior to this date, you will have to reset your password
using the forgot-password link below.