Catalogue of Geadephaga (Coleoptera, Adephaga) of America, north of Mexico Author Bousquet, Yves Agriculture and Agri-Food Canada, Central Experimental Farm, Ottawa, Ontario, Canada bousquety1@yahoo.com text ZooKeys 2012 2012-11-28 245 1 1722 http://dx.doi.org/10.3897/zookeys.245.3416 journal article http://dx.doi.org/10.3897/zookeys.245.3416 1313-2970-245-1 FFFF52503A0AFF882450FFB66D45FF8E 578462 Subgenus Boreonebria Jeannel, 1937 Boreonebria Jeannel, 1937b: 2. Type species: Carabus rufescens Strom , 1768 (= Carabus gyllenhali Schoenherr , 1806) by original designation. Etymology. From the Greek bore (north) and the generic name Nebria [ q.v .], probably alluding to the northern ranges of the species of this taxon [feminine]. Diversity. Thirty-one species (Ledoux and Roux 2005: 82) in North America (seven species) and Eurasia (26 species). Two species are Holarctic ( Nebria frigida and Nebria nivalis ).