University of Illinois Urbana-Champaign

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Showing 1–30 of 358 items
Thumbnail for Regional biodiversity of terrestrial Heteroptera and Orthoptera in southwestern Illinois
Regional biodiversity of terrestrial Heteroptera and Orthoptera in southwestern Illinois
Heads, Sam W.; Taylor, Steve, J.; Swanson, Daniel R.; Thomas,Michael J.

Thumbnail for Field Guide to Butterflies of Illinois
Field Guide to Butterflies of Illinois
Bouseman, John K.; Sternburg, James G.