Bug Identifier
Smooth Spider Beetle
Community identification

Smooth Spider Beetle

Gibbium aequinoctiale

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

Natural Habitat

Commonly found indoors in structures, warehouses, granaries, and museums where they prefer dark, damp locations.

Diet & Feeding

Scavengers that feed on a wide variety of dried organic materials including flour, seeds, cereal, spices, animal droppings, and dried insects.

Behavior Patterns

Primarily nocturnal and slow-moving; they have a globose, shiny appearance resembling a large mite or spider and cannot fly.

Risks & Benefits

While they do not bite or pose a direct health risk to humans or pets, they are considered pests as they can contaminate and damage stored food products and natural history specimens.