Bornean Flat-horned Beetle vs Coppery Chlaenius

Side-by-side species comparison

Attribute Bornean Flat-horned Beetle Coppery Chlaenius
Scientific Name Gnaphaloryx squalidus Chlaenius cumatilis
Order Coleoptera Coleoptera
Family Lucanidae Carabidae
Size 20-35 mm 12-16 mm
Habitat Woodlands Ponds & Lakes
Diet Wood Feeders Predators
Regions Southeast Asia (Borneo, Malaysia, Indonesia) Japan, Korea, China, Russian Far East
Conservation Least Concern Least Concern

Bornean Flat-horned Beetle

A compact stag beetle with a broad, flattened body perfectly adapted for living under bark. It is dark reddish-brown with flattened mandibles and ridged elytra for grip in tight spaces.

💡

Did You Know?

Its extremely flat body allows it to squeeze into crevices less than 5 mm wide between bark and wood.

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.

💡

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.