Bug Identifier
Household Casebearer
Community identification

Household Casebearer

Phereoeca utereIla

Order & Family
Lepidoptera: Tineidae
Size
8 to 13 mm (larval case)
See this bug in the Encyclopedia

Natural Habitat

Found indoors attached to walls, under furniture, and in corners; typically prefers warm, humid environments.

Diet & Feeding

Larvae feed on spider webs, woollen fabrics, hair, and organic detritus.

Behavior Patterns

The larva constructs a protective silken case covered in sand, dust, and lint, which it carries while moving; it transitions into a pupa within this case before emerging as a small moth.

Risks & Benefits

Primarily a domestic pest that can damage natural fiber clothing or carpets, but generally harmless to humans and pets.