Flat Grain Beetle

Cryptolestes ferrugineus

Appearance

• Adult — About 1/8" in length. Flattened body with very long antennae. Light red to dark reddish brown.
• Larva — yellowish–white. 0.5mm long growing to 4mm when mature.

Lifecycle

• Prefers warm damp conditions. 69–103 days at 21°C, 26 days at 38°C.

Habits

• Adults are winged but rarely fly.
• Feeds on cereals, dates, dried fruits and other commodities.