Bug Identifier
Drugstore Beetle (or Stegobium Beetle)
Community identification

Drugstore Beetle (or Stegobium Beetle)

Stegobium paniceum

Order & Family
Order: Coleoptera; Family: Ptinidae
Size
2.25 to 3.5 mm in length
See this bug in the Encyclopedia

Natural Habitat

Domestic environments, specifically pantries, kitchens, and areas where dried biological materials are stored.

Diet & Feeding

Generalist feeders consuming dried plant products like flour, cereal, dry pet food, and spices, as well as non-food items like leather, books, and wool.

Behavior Patterns

Adults are capable of flight and are attracted to light. They lay eggs on food sources; the larvae burrow into the material and can remain within it for several months during development.

Risks & Benefits

They are significant household and commercial pests that contaminate stored food products with frass and cocoons. They pose no direct physical threat to humans but can cause economic damage to food supplies and artifacts.