Coleoptera

Cerambycidae

Longhorn Beetles

As their common name suggests, most of the Cerambycidae have long antennae.

Black-and-yellow Longhorn Beetle (Rutpela maculata) - County Kerry, Republic of Ireland - July 2008

Of the 20000 species known worldwide, about 60 species reside in the UK.

Black-and-yellow Longhorn Beetle (Rutpela maculata) - County Kerry, Republic of Ireland - July 2008

The larvae of most Longhorn Beetles tunnel inside trees and other plants and can cause considerable damage to untreated timber.

Black-clouded Longhorn Beetle (Leiopus nebulosus) - Gwynedd, Wales - June 2008

Black-clouded Longhorn Beetle (Leiopus nebulosus) - Gwynedd, Wales - June 2008

Formerly known as Strangalia quadrifasciata, the Four-banded Longhorn Beetle (below left) is the most commonly encountered member of the Cerambycidae in Britain.

 

Four-banded Longhorn Beetle (Leptura quadrifasciata)
West Glamorgan, Wales - August 2007

Golden-bloomed Grey Longhorn Beetle (Agapanthia villosoviridescens)
General Toshevo, Bulgaria - June 2007

Some species, such as the one illustrated below, are wasp mimics. Not only in their general appearance but also in their behaviour, mimicing the agitated way wasps move and tap their antennae.

Stenopterus flavicornis - General Toshevo, Bulgaria - June 2007

Black Grammoptera (Grammoptera abdominalis) - Cheshire, England - May 2009