Case-bearing Clothes Moth (Larva)

Scientific Name: Tinea pellionella

Order & Family: Lepidoptera, Tineidae

Size: 8 to 10 mm (larval case)

Case-bearing Clothes Moth (Larva)

Natural Habitat

Indoor domestic environments, specifically closets, rugs, and storage areas

Diet & Feeding

Keratin-based animal fibers such as wool, silk, fur, feathers, and hair

Behavior Patterns

The larva constructs a portable silken case covered with debris and fibers from its food source, which it carries while feeding and later uses to pupate.

Risks & Benefits

Harmless to humans and pets but a significant domestic pest that causes permanent damage to clothing, upholstery, and carpets.

Identified on: 1/13/2026