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Rust-Red Flour Beetle

Tribolium castaneum


  • Adult — 1/8"–3/16" in length. Eyes are close together (as seen from the underside). Last three segments of the antennae form a club.
  • Larva — as T. confusum.


  • Similar to T. confusum except maximum and minimum development temperatures are 2.5°C higher.


  • Will fly at high temperatures.
  • Feeds on cereals, nuts, spices and dried fruit.

Controlling Insects that attack Food Products