Case-bearing Clothes Moth (Larva)

Scientific Name: Tinea pellionella

Order & Family: Lepidoptera, Tineidae

Size: Case length: 8-12mm; Larva length: 6-10mm

Case-bearing Clothes Moth (Larva)

Natural Habitat

Indoor environments, particularly in closets, drawers, or rooms containing natural fibers like wool, silk, or fur.

Diet & Feeding

Keratin-based materials including wool, feathers, hair, fur, leather, and occasional plant-based fabrics or dried food.

Behavior Patterns

Larvae construct a portable silken case incorporating debris and fibers. They remain inside this protective sleeve as they feed and move. They are often found climbing walls or tucked in crevices where they pupate.

Risks & Benefits

Significant household pest that causes physical damage to clothing, upholstery, and carpets. They pose no physical health risks to humans but can be economically damaging; they help decompose animal remains in natural settings.

Identified on: 1/6/2026