Extension > Garden > Diagnose a problem > What insect is this? > General/curiosity insects > Insects without obvious wings: greater than 1 inch long > Cicada cast skins
Cicada cast skins
Tibicen spp.
Jeff Hahn, University of Minnesota Extension
Jeff Hahn, University of Minnesota Extension
Description: 1 - 1 1/2 inches long. A stout dark brown insect "shell".
Where/When: Found on the sides of objects such as trees, fences or buildings mid to late summer.
Significance: Just the remains of a cicada that molted into an adult; it is harmless.
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