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Extension > Garden > Diagnose a problem > What insect is this? > Garden Pests > Beetles, bugs, ants, and other insects without obvious wings - 1/4 inch - 1/2 inch long > Tortoise beetle

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Tortoise beetle

Plagiometriona clavate

Tortoise beetle

Jeff Hahn, University of Minnesota

Size: 1/4 inch long

Where/When: Feeds on leaves of sweet potato, morning glory, Chinese lantern, jimson weed, and other plants in Solanaceae (nightshade family) and Convolvulaceae (morning glory family). Active from June through August.

Significance: Rarely found in high numbers in home gardens; feeding is primarily cosmetic.

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