Beetles in Illinois

Illinois is home to beetles belonging to different families like the scarab, leaf, ground, or ladybird beetles. Some large beetles include the Japanese and Asian lady beetles, infesting fruits,  crops, and trees causing significant damage. The smaller beetles like the carpet beetles and drugstore beetles are home pests infesting clothes and food.

Beetles in Illinois (IL)

Largest Beetles:  Japanese Beetle, Asian Lady Beetle

Smallest Beetles: Black Carpet Beetle, Varied Carpet Beetle, Drugstore Beetle

Scarab Beetles

Rhinoceros Beetles

Soft-wing Flower Beetles

  • Scarlet Malachite Beetle (Malachius aeneus)

Leaf Beetles

Ground Beetles

  • Golden Ground Beetle (Carabus auratus)

Soldier Beetles

Ladybird Beetles

Skin Beetles

  • Black Carpet Beetle (Attagenus unicolor)
  • Varied Carpet Beetle (Anthrenus verbasci)

Rove Beetles

  • Cross-toothed Rove Beetle (Oxyporus rufus)

True Weevils

  • Strawberry Root Weevil Beetle (Otiorhynchus ovatus)
  • Black Vine Weevil (Otiorhynchus sulcatus)

Longhorn Beetles

Jewel Beetles

Ptinidae Beetles

  • Drugstore Beetle (Stegobium paniceum)

Cedar Beetles

  • Cicada Parasite Beetle (Sandalus niger)

Silvan Flat Bark Beetles

Darkling Beetles

Stag Beetles