Comprehensive Description

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General Description

Males are elongate and oval, females are broader. Dorsal surface is grayish or a greenish yellow and has many sparse dark brownish gray puncture marks. The edges of the thorax and tip of scutellum are light yellow. Antennae are usually reddish yellow in color and the apical (end) half of the fourth segment and the fifth joint are black. The ventral surface is greenish yellow with small brown spots. The head is longer than wide, with slightly concave cheeks no longer than the clypeus. Sides of pronotum are slightly concave with the edges of the last two thirds finely rippled. The pronotum humeral angles are always acute and are pointed. The apical half of scutellum is smooth with only sparse punctures. Length 11.5-14 mm and width 8-9 mm (Blatchley 1926).

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Source: University of Alberta Museums

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