Foreign Grain Beetle
Scientific name: Ahasverus advena
Family: Silvanidae
Distribution
Found in tropical and temperate regions.
Pest Type
Secondary pest, feeds on moulds
Identification
Adults are 2-.0–2.5 mm long and brown to light brown in colour. It can be distinguished from other grain beetles by its knob-like projections on each corner of its pronotum, and its club-like antennae.
Life Cycle
Life cycle can be completed in 23 days at 27℃ and 75% relative humidity.
Commodities attacked
Cereals, grains, dried plant-based raw materials, mould, fungi, and yeast.
Economic Importance
Minor economic importance, as itonly attacks to moist grain products.
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