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 Asaphidion yukonense Wickham, 1919 Asaphidion yukonense Wickham, 1919b: 180. Type locality: "Yukon Crossing, Yukon Territory" (original citation). Holotype (♀) in USNM [# 22563]. Distribution. This species is known from Alaska, Yukon Territory, northeastern British Columbia, and west-central Alberta [see Morgan and Morgan 1979: Fig. 4; Morgan and Morgan 1981: map 4]. Fossil remnants of this species from the Pleistocene and early Holocene have been found in west-central Illinois, northeastern Wisconsin, Vermont, southern Ontario, and northwestern Ontario (see Ashworth and Schwert 1991: 512; Bajc et al. 1997: 691). Records. CAN : AB, BC, YT USA : AK