Bug Identifier
Household Casebearer
Community identification

Household Casebearer

Phereoeca uterella

Order & Family
Lepidoptera: Tineidae
Size
Larval case is about 9 to 14 millimeters long; adult wingspan reaches 10 to 13 millimeters.
See this bug in the Encyclopedia

Natural Habitat

Indoor environments, typically found on walls, ceilings, and under furniture in warm climates.

Diet & Feeding

Feeds on spider webs, hair, dust, wool, and other organic debris found in households.

Behavior Patterns

Larvae construct and constantly carry a flattened, silk case decorated with dust and debris, moving slowly along surfaces.

Risks & Benefits

Harmless to humans, but the larvae can cause minor damage to woolens, silk fabrics, and carpets if left unchecked.