Bornean Peacock Beetle vs Larger Grain Borer

Side-by-side species comparison

Attribute Bornean Peacock Beetle Larger Grain Borer
Scientific Name Lamprosoma bicolor Prostephanus truncatus
Order Coleoptera Coleoptera
Family Chrysomelidae Bostrichidae
Size 5-10 mm 3-4.5 mm
Habitat Underground Gardens
Diet Herbivores Omnivores
Regions Southeast Asia (Borneo, Malaysia, Indonesia) Africa, Central America
Conservation Least Concern Not Evaluated

Bornean Peacock Beetle

A small, dome-shaped leaf beetle with spectacular iridescent elytra that shift from purple to green to gold. The body is hemispherical and compact, resembling a tiny metallic droplet.

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Did You Know?

The extreme iridescence is thought to confuse predators by creating shifting reflections that make the beetle hard to focus on.

Larger Grain Borer

A devastating pest of stored maize and dried cassava in Africa. It can cause grain weight losses exceeding 30% in untreated stores.

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Did You Know?

A predatory beetle, Teretrius nigrescens, was introduced to Africa as a biological control agent against it.