Smooth Spider Beetle
Scientific Name: Gibbium aequinoctiale
Order & Family: Coleoptera; Ptinidae
Size: 1.5 to 3.5 mm in length

Natural Habitat
Indoor environments like warehouses, granaries, and museums; often found in dark, damp locations
Diet & Feeding
Scavengers that feed on organic matter including dried animal products, seeds, grain, wool, and leather
Behavior Patterns
Primarily nocturnal insects that are slow-moving and often crawl on floors or walls; they resemble small spiders due to their globular abdomen
Risks & Benefits
Considered a minor household and storage pest as they contaminate food products, but they do not bite humans or pets
Identified on: 1/2/2026