Lyctus brunneus is a xylophage (wood-eating) insectWood Eating Bugs - Insects That Eat Wood, Animal Wised, accessed 31 July 2020. a species of beetle in the family Bostrichidae. It is a member of the subfamily Lyctinae, the powderpost beetles. It is known commonly as the brown powderpost beetleLyctus brunneus. PaDIL. or brown lyctus beetle.
Today it is distributed worldwide but it was probably originally native to the Neotropical realm.Ebeling, W. Chapter 5: Wood-Destroying Insects and Fungi. Urban Entomology. UC Riverside Entomology.
Like other powderpost beetles, this species lives in wood.Pest Notes: Wood-Boring Beetles in Homes. Agriculture and Natural Resources, University of California. UC ANR Publication 7418.
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