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 Dicaelus ambiguus LaFerte-Senectere , 1841 Dicaelus ambiguus LaFerte-Senectere , 1841a: 44. Type locality: "Amer[ica] bor[ealis]" (original citation in Dejean 1836: 31), herein restricted to Columbia, Lancaster County, Pennsylvania (see LeConte, 1847: 430, as Dicaelus reflexus ). Syntype(s) probably in MHNP (collection Chaudoir). Dicaelus opacus LaFerte-Senectere , 1841a: 43. Type locality: Texas (inferred from title of the paper). Syntype(s) probably in MHNP (collection Chaudoir). Synonymy established by LeConte (1873b: 324). Dicaelus reflexus LeConte, 1847: 430. Type locality: "Columbiam [= Columbia, Lancaster County] Pensylvaniae" (original citation). Syntype(s) in MCZ [# 5717]. Synonymy established with doubt by LeConte (1863b: 10), confirmed by Ball (1959: 112). Dicaelus turbulentus LeConte, 1863c: 12. Type locality: "Missouri" (original citation). Four syntypes in MCZ [# 5718]. Synonymy established by Horn (1880b: xvii), confirmed by Ball (1959: 112). Distribution. This species is known from northern New Jersey (Smith 1910: 207) to southeastern Iowa, south to southeastern Texas (Ball 1959: 113) and the Florida Panhandle (Peck and Thomas 1998: 21). Records. USA : AL, AR, DC, FL, GA, IA, IL, IN, KY, LA, MD, MO, MS, NC, NJ, OH, OK, PA, SC, TN, TX, VA