Coppery Chlaenius vs Saw-toothed Grain Beetle

Side-by-side species comparison

Attribute Coppery Chlaenius Saw-toothed Grain Beetle
Scientific Name Chlaenius cumatilis Oryzaephilus surinamensis
Order Coleoptera Coleoptera
Family Carabidae Silvanidae
Size 12-16 mm 2.5-3.5 mm
Habitat Ponds & Lakes Gardens
Diet Predators Seed Feeders
Regions Japan, Korea, China, Russian Far East Worldwide
Conservation Least Concern Not Evaluated

Coppery Chlaenius

A medium-sized ground beetle with brilliant metallic blue-green coloring and fine pubescence covering its elytra. It is found near water in East Asia and is a striking member of its genus.

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Did You Know?

The genus Chlaenius is one of the most diverse among ground beetles, with over 1,000 species worldwide, many of which have brilliant metallic coloring.

Saw-toothed Grain Beetle

A slender brown beetle with six tooth-like projections on each side of the thorax. It is a cosmopolitan pest of processed grain products and dried foods.

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Did You Know?

Its flat body allows it to squeeze through incredibly narrow gaps in food packaging.