
Community identification
Smooth Spider Beetle
Gibbium aequinoctiale
- Order & Family
- Coleoptera; Ptinidae
- Size
- 2 to 3.5 mm in length
Natural Habitat
Typically found indoors in pantries, warehouses, museums, and grain storage areas, often in dark or damp locations.
Diet & Feeding
Scavengers that feed on a variety of dried organic matter including grain, seeds, flour, dried fruit, spices, animal skins, and even natural fibers.
Behavior Patterns
They are nocturnal and have a distinctive hump-backed appearance that resembles a spider or a large mite. They are slow-moving and cannot fly.
Risks & Benefits
They are considered a minor household and stored-product pest. While they do not bite or transmit diseases to humans, they can contaminate food sources and damage organic materials like leather or book bindings.