Miles' Longhorn vs European Trechus Cave Beetle

Side-by-side species comparison

Attribute Miles' Longhorn European Trechus Cave Beetle
Scientific Name Cerambyx miles Trechus quadristriatus
Order Coleoptera Coleoptera
Family Cerambycidae Carabidae
Size 24-48 mm 3-4 mm
Habitat Forests Caves
Diet Sap Feeders Predators
Regions Southern Europe, North Africa Europe, North Africa, widely introduced globally
Conservation Near Threatened Least Concern

Miles' Longhorn

A large dark brown longhorn found in old oak forests around the Mediterranean basin, often confused with C. cerdo but distinguished by the sculpture of its elytra. It is nocturnal and attracted to fermenting fruit bait.

💡

Did You Know?

This species preferentially attacks cork oaks, and its galleries can reduce the commercial value of cork bark.

European Trechus Cave Beetle

A small, pale brown ground beetle with four prominent striae on each elytron. Despite belonging to a subfamily with many cave species, this species is a common surface dweller in Europe.

💡

Did You Know?

It is one of the most widespread ground beetles on Earth, having been accidentally introduced to every continent except Antarctica through human trade and agriculture.