Three Aquatic True Bugs (Hemiptera: Heteroptera) Newly Reported in Illinois, with Keys to Hesperocorixa (Corixidae) and Notonectidae of Illinois
2021
Swanson, Daniel R. | Bilger, Erika E.
Three aquatic species of true bugs (Heteroptera), the waterboatman Hesperocorixa atopodonta (Hungerford, 1927) (Corixidae) and the backswimmers Buenoa confusaTruxal, 1953 and Notonecta insulataKirby, 1837 (both Notonectidae), are reported for the first time from Illinois based on specimens recently caught during a biological inventory of aquatic macroinvertebrates conducted in Pine Dunes County Forest Preserve. Additionally, a record corroborating the presence of Gerris buenoi Kirkaldy, 1911 (Gerridae) in the state is presented. Supplementing these notes are dichotomous keys to the species of Hesperocorixa Kirkaldy, 1908 and Notonectidae of Illinois.
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