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Chlaenius tomentosus

Chlaenius tomentosus
Bridgeton, St. Louis County, Missouri, USA
August 19, 2005
Size: 15 mm
Chlaenius tomentosus.

Most Chlaenius have a single setae near the rear corner of the pronotum. This species has a multiple setae (4 or more) in a row along the side margins of the pronotum.