Bug Identifier
Flat Grain Beetle
Community identification

Flat Grain Beetle

Cryptolestes pusillus

Order & Family
Coleoptera: Laemophloeidae
Size
1.5 mm to 2.5 mm in length
See this bug in the Encyclopedia

Natural Habitat

Grain storage facilities, flour mills, warehouses, and pantries where damp or moldy grain is present.

Diet & Feeding

Secondary pest that feeds on damaged grain, cereal products, flour, and the molds often found on these items.

Behavior Patterns

Extremely active and fast-moving; their flattened bodies allow them to hide in tiny cracks. They thrive in high-humidity environments and are often seen near the surface of grain bulk.

Risks & Benefits

Risks: Major nuisance and economic pest that contaminates stored food supplies. Benefits: None to humans or man-made environments.