Ground Beetles of Ireland

Pterostichus gracilis

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Pterostichus gracilis
© Roy Anderson
Pterostichus gracilis
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(Maps updated 30th November 2009)

Pterostichus gracilis (Dejean, 1828)

Description: 8-10mm long black predatory ground beetle living in marshy places. Very local but probably overlooked.

World Distribution: A Eurasian Wide-temperate species (65), widespread in Europe east to the eastern part of Siberia.

Irish Status: Widely distributed but rare. There are only four modern records.

Ecology: Strongly hygrophilous on richly vegetated riverbanks and lakeshores with silty or clayey soil.