Ground Beetles of Ireland

Calathus micropterus

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Calathus micropterus
© Roy Anderson
Calathus micropterus
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(Maps updated 30th November 2009)

Calathus micropterus (Duftschmid, 1812)

Description: A 6.6-8.5mm long brownish black or black ground beetle with pale appendages living among litter in acid woods and upland heaths mainly in the north and west.

World Distribution: A Eurosiberian Wide-Boreal species (34), widely distributed across Europe, except the south and south-west, to the Caucasus and east to Trans-Baikal in Siberia.

Irish Status: Widespread on mountains in northern counties but records are extremely sparse elsewhere.

Ecology: Primarily a woodland species in Europe but in Ireland occupies upland Calluna heath or bog.