Comprehensive Description

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General Description

Adults are stoutly built, 11 - 14.3 mm in length. Remarkably large head. Prothorax is thicker and darker with slight bronze hue and a key to species identification. It is large, hind prothoracic angles are strongly protruding with densely punctate base. Legs and head appendages are reddish brown. In males, meso-tibiae of legs bear two tubercles which are usually one in number in other species. Elytra are short and widen behind middle (Lindroth, 1968).


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© University of Alberta Museums

Source: University of Alberta Museums

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