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Various species — Liposcelis bostrychophila, Lepinotus patruelis


  • Adult — Size varies according to species. 1/16" - 1/8" long. Pale yellow–brown to dark brown in colour.
  • Nymphs — very small, often appear transparent. No larval stages.


  • Liposcelis bostrychophila — prefers high temperatures 25–30°C.
  • Lepinotus patruelis — will breed at 5–15°C.


  • Liposcelis bostrychophila — Common in homes.
  • Lepinotus patruelis — Common in factories and on pallets.

Controlling Insects that attack Food Products