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 Bembidion obtusangulum LeConte, 1863 Bembidium obtusangulum LeConte, 1863c: 19. Type locality: "Nebraska [Territory], near the Rocky Mountains [probably in present day Colorado]" (original citation). One syntype in CMNH (collection Ulke). Note. The specimen of Bembidion obtusangulum in the LeConte's collection (MCZ), labeled "8-10,000 ft. South Park, Col. Aug. 11-16,1877 / Type 5540 / B. obtusangulum Lec. [handwritten]," is not a syntype as indicated by Lindroth (1963b: 355). Bembidion cornix Casey, 1918: 111. Type locality: "Washington State" (original citation). Lectotype (♂), designated by Lindroth (1975: 120), in USNM [# 37031]. Synonymy established by Hatch (1953: 96), confirmed by Lindroth (1963b: 355). Distribution. The range of this species extends from southwestern Manitoba to the Okanagan Valley in British Columbia (Lindroth 1963b: 356), south to central California along the Sierra Nevada (Dajoz 2007: 18), central Colorado (LeConte 1878a: 465; Wickham 1902: 234) along the Rocky Mountains, and northwestern Nebraska (Sheridan County, CNC). Records. CAN : AB, BC, MB, SK USA : CA, CO, ID, MT, ND, NE, OR, UT, WA, WY