
Community identification
Casebearing Clothes Moth Larva (or Household Casebearer)
Tinea pellionella (or Phereoeca uterella)
- Order & Family
- Lepidoptera: Tineidae
- Size
- Case length usually between 6 to 12 mm (0.25 to 0.5 inches)
Natural Habitat
Indoor environments including homes, closets, pantries, walls, and storage areas containing organic fibers or debris.
Diet & Feeding
Feeds on natural fibers containing keratin such as wool, feathers, fur, silk, hair, as well as dead insects, lint, and spider webs.
Behavior Patterns
The larva constructs a portable protective case or silk sleeve out of silk and gathered debris (sand, fiber, lint). It moves around dragging its case along walls or floors and pupates inside it.
Risks & Benefits
Harmless to humans and pets, as it does not bite or sting. However, it can cause damage to natural fiber clothing, carpets, tapestries, and upholstered furniture.