Budding Purpuricenus vs Stridulating Passalid

Side-by-side species comparison

Attribute Budding Purpuricenus Stridulating Passalid
Scientific Name Purpuricenus budensis Passalus punctatostriatus
Order Coleoptera Coleoptera
Family Cerambycidae Passalidae
Size 13-20 mm 30-42 mm
Habitat Forests Woodlands
Diet Wood Feeders Wood Feeders
Regions Southeast Europe, Turkey, Iran, Caucasus Central America, South America
Conservation Least Concern Least Concern

Budding Purpuricenus

A colorful cerambycid with a red pronotum adorned with two black spots and entirely black elytra. It is found in thermophilous oak forests from Hungary to Iran. Larvae take two years to develop in dead oak branches.

💡

Did You Know?

The species name budensis refers to Budapest, where it was first described in the 19th century.

Stridulating Passalid

A large, shiny black bess beetle with prominently punctate-striate elytra and strong mandibles. It lives in family groups within decaying logs. Known for producing a wide repertoire of stridulatory sounds for communication.

💡

Did You Know?

Adults produce sounds by rubbing specialized ridges on the abdomen against the underside of the wings, creating at least 14 distinct calls.