Blue-Winged Wasp

Scolia dubia

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Blue-winged scoliid wasp taking nectar on English ivy flowers
The blue-winged wasp (Scolia dubia) is a common Missouri species of scoliid wasp. The abdomen has a distinctive fuzzy, rich rusty patch with two ovals of yellow. Its larvae eat Japanese beetle grubs and other scarab beetle larvae.
Family

Scoliidae (scoliid wasps) in order Hemiptera (true bugs)

Description

The blue-winged wasp is a common Missouri species of scoliid wasp. The abdomen has a distinctive fuzzy, rich rusty patch with two ovals of yellow. Its larvae eat Japanese beetle grubs and other scarab beetle larvae.

Learn more about this and other scoliid wasps on their group page.

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Blue-winged wasp viewed from above, showing wrinkled surface of wings
Blue-Winged Scoliid Wasp
The blue-winged wasp (Scolia dubia) is a common scoliid wasp. Like others in its family, its wings have distinctive corrugations: lengthwise, roughly parallel wrinkles on the outer half or two-thirds of the wings.

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Blue-winged scoliid wasp taking nectar from English ivy flowers, showing distinctive color on abdomen
Blue-Winged Wasp Nectaring
The distinctive pattern on the abdomen is clearly visible in this image of a blue-winged wasp, as well as the hairs that help ID it as a scoliid wasp.

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Blue-winged scoliid wasp viewed from side
Blue-Winged Wasp
The blue-winged wasp hunts the larvae of Japanese beetles, a pest species that causes gardeners a lot of grief.