Smalleyed flour beetle
Palorus ratzeburgii (Wissmann)
Secondary pest: fungus feeder and scavenger
- Adults are small reddish brown beetles 2.4 to 3 mm long.
- Larvae are cylindrical and light brown.
- Are one of the smallest flour beetles but can be distinguished by having the eye entire and not incised by the margin of the head.
- Broadhorned flour beetle (Gnatocerus cornutus)
- Latheticus species
- Tribolium species
- Is found in stored grain, milled wheat, oat products, flour mills
- Feeds on plant and dried animal products, especially grain and cereal products
Signs of infestation
- Disagreeable odour in the commodity
- Damage is not distinctive
How to control
- Is found worldwide and across Canada
- Is a mold feeder and scavenger
- Is often associated with Sitophilus infestations where it feeds on the faeces of Sitophilus
- Females lay eggs amongst the commodity.
- Eggs are sticky and become coated with flour or grain dust.
- Larvae move freely amongst the foodstuff.
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