Common Sun Beetle vs Saw-toothed Prionine

Side-by-side species comparison

Attribute Common Sun Beetle Saw-toothed Prionine
Scientific Name Elaphrus cupreus Dorysthenes buquetii
Order Coleoptera Coleoptera
Family Carabidae Cerambycidae
Size 7-10 mm 35-55 mm
Habitat Ponds & Lakes Farmland
Diet Predators Root Feeders
Regions Europe, northern Asia Thailand, Vietnam, Laos, Cambodia, Myanmar
Conservation Least Concern Least Concern

Common Sun Beetle

A small, brilliantly metallic copper-green beetle with distinctive eye-like pits on its elytra. It runs rapidly on wet mud and is a visual hunter of springtails.

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Did You Know?

The peculiar mirror-like pits on its elytra are thought to function as light-reflecting structures that may confuse predators or aid in thermoregulation.

Saw-toothed Prionine

A large prionine beetle with strongly serrated antennae and a dark reddish-brown body, found across mainland Southeast Asia. It is a significant pest of sugarcane, with larvae boring into the root crown. Adults emerge during the monsoon season.

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Did You Know?

In Thailand, adults are attracted to lights in huge numbers during the monsoon and are collected for human consumption.