Casemaking Clothes Moth (Larva)

Scientific Name: Tinea pellionella

Order & Family: Lepidoptera: Tineidae

Size: 8 to 12 mm in length (larva)

Casemaking Clothes Moth (Larva)

Natural Habitat

Dark, undisturbed areas within homes, such as closets, under furniture, or rugs.

Diet & Feeding

Animal-based fibers including wool, silk, fur, feathers, and hair.

Behavior Patterns

The larvae live inside a portable silken case they build from their food source; they carry this case as they crawl and feed before pupating inside it.

Risks & Benefits

A significant household pest that causes physical damage to clothing, upholstery, and carpets; provides no benefits to the indoor environment.

Identified on: 1/3/2026