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 Callistenia Lapouge, 1929 Callistenia Lapouge, 1929b: 2. Type species: Calosoma moniliatum LeConte, 1852 designated by Jeannel (1940: 170). Etymology. Uncertain, possibly from the Greek callos (beauty) and stenos (narrow) [feminine]. Isostenia Lapouge, 1929b: 2. Type species: Calosoma wilkesii LeConte, 1852 by subsequent monotypy in Lapouge (1931: 380). Synonymy established by Jeannel (1940: 170). Diversity. Fourteen North American species in the western half of the continent.