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Photo#409120
Machimus antimachus  - Machimus antimachus - male

Machimus antimachus - Machimus antimachus - Male
Lone Rock Unit – Lower Wisconsin State Riverway, Richland County, Wisconsin, USA
June 7, 2010
Size: 18 mm
I wasn't expecting this species and thought that it was a more common species until I got home and keyed it out. This certainly looks most like Trammel's photo from Arkansas.