Case-bearing Clothes Moth (Larva)

Scientific Name: Tinea pellionella

Order & Family: Order: Lepidoptera, Family: Tineidae

Size: Case is approximately 5 to 10 mm in length.

Case-bearing Clothes Moth (Larva)

Natural Habitat

Typically found indoors in closets, carpets, and storage areas containing natural fibers.

Diet & Feeding

Larvae feed on keratin-containing animal products such as wool, fur, feathers, silk, and felt.

Behavior Patterns

The larva builds a portable silken case incorporating debris from the material it consumes; it remains inside this case as it feeds and eventually pupates.

Risks & Benefits

Considered a household pest as it can cause significant damage to clothing, upholstery, and carpets. They provide no significant benefits to the domestic ecosystem.

Identified on: 6/29/2026