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 Genus Blemus Dejean, 1821 Blemus Dejean, 1821: 16. Type species: Carabus discus Fabricius, 1792 designated by Westwood (1838: 5). Etymology. Uncertain, possibly from the Greek blema (a throw, cast; a shot, wound; a coverlet) [masculine]. The name was proposed by Franz Anton Ziegler and made available by Dejean. Lasiotrechus Ganglbauer, 1891a: 187, 191. Type species: Carabus discus Fabricius, 1792 by monotypy. Etymology. From the Greek lasios (hairy) and the generic name Trechus [ q.v .], alluding to the densely pubescent elytra (" Nur die Fluegeldecken pubescent ") of the adult [masculine]. Diversity. Two Palaearctic species, one of them adventive in North America. Identification. The species found in North America was covered in Lindroth's (1961a: 194) monograph.