Case-making clothes moth (larva)

Scientific Name: Tinea pellionella

Order & Family: Order Lepidoptera, Family Tineidae

Size: Larvae are typically 6 mm to 10 mm in length.

Case-making clothes moth (larva)

Natural Habitat

Indoor environments, particularly in closets, drawers, or areas with stored natural fabrics and materials.

Diet & Feeding

Larvae feed on keratin-containing animal fibers such as wool, silk, fur, feathers, and hair, as well as synthetic fabrics blended with natural fibers.

Behavior Patterns

The larva spins a silken case around itself, incorporating fibers of the material it is feeding on for camouflage. They carry this case as they move and feed, eventually pupating within it.

Risks & Benefits

They are household pests that cause significant damage to clothing, upholstery, and carpets. They do not pose health risks to humans but can be economically destructive.

Identified on: 6/1/2026