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 Discoderus robustus piceus Casey, 1914 Discoderus robustus piceus Casey, 1914: 159. Type locality: "near Benson [Cochise County], Arizona" (original citation). Twelve syntypes [12 originally cited] in USNM [# 47896]. Distribution. This subspecies is known only from the type locality in southeastern Arizona. Records. USA : AZ