Abundance: 0.03 to 9.82% (median 0.44%)

Latitudinal range: 31.1° to 57.8°

Habitats: boreal forest/taiga (1), temperate broadleaf/mixed forest (4), temperate coniferous forest (3)

Found in 8 samples

China: Changbaishan Nature Reserve (mixed coniferous and broad-leaved forest), Wolong Natural Reserve (forest interior)

Croatia: Mount Medvednica plot 1

Czech Republic: Ceske Budejovice

Hungary: North Hungarian Mountain Range (control plots)

Russia: Lazarevo (original forest area)

United States: Ashland Ranger District (burned), Ashland Ranger District (unburned)

See also Cychrus attenuatus, Cychrus caraboides, Cychrus morawitzi, Cychrus okamotoi, Cychrus tuberculatus