Booklouse

Scientific Name: Liposcelis spp.

Order & Family: Psocodea: Liposcelididae

Size: 1mm to 2mm in length

Booklouse

Natural Habitat

Found in damp, humid environments, especially near paper, books, cardboard, or moldy surfaces.

Diet & Feeding

Feed primarily on microscopic mold, fungi, starches, and organic debris.

Behavior Patterns

They are wingless, fast-moving insects that prefer high humidity. They are not true lice and do not feed on humans or animals.

Risks & Benefits

Harmless to humans as they do not bite or carry disease, but can be a nuisance or indicate a moisture/mold problem in the home.

Identified on: 6/27/2026