Case-bearing Clothes Moth (Larva)

Scientific Name: Tinea pellionella

Order & Family: Order: Lepidoptera, Family: Tineidae

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

Case-bearing Clothes Moth (Larva)

Natural Habitat

Indoors in homes and storage facilities, specifically in dark, undisturbed areas like closets, attics, and under furniture.

Diet & Feeding

Keratin-rich animal fibers including wool, silk, fur, feathers, and hair, as well as lint and organic debris.

Behavior Patterns

Larvae construct a portable silken case covered with debris and fibers from their food source. They carry this case as they feed and eventually pupate inside it.

Risks & Benefits

Significant pest that causes damage to clothing, carpets, and upholstery; they provide no direct benefit to humans and indicate a need for pest management.

Identified on: 1/5/2026