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 Dyschirius exochus Whitehead, 1970 Dyschirius exochus Whitehead, 1970: 183. Type locality: "Cedar Lane [Matagorda County], Tex[as]" (original citation). Holotype (♂) in SMEK. Distribution. This species is known from the type locality in southeastern Texas, from Jackson County in southeastern Mississippi (CMNH), and from two localities in the Florida Panhandle (Frank 1985: 481; Herman 1986: 63). Records. USA : FL, MS, TX