Diplocheila impressicollis (Dejean, 1831)

Bousquet, Yves, 2012, Catalogue of Geadephaga (Coleoptera, Adephaga) of America, north of Mexico, ZooKeys 245, pp. 1-1722 : 627

Diplocheila impressicollis (Dejean, 1831)

Rembus impressicollis Dejean, 1831: 682. Type locality: “Amérique septentrionale" (original citation), restricted to "Syracuse [Onondaga County], N[ew] Y[ork]" by Lindroth (1968: 944). One syntype in MHNP (Lindroth 1955b: 17).

Rembus laticollis LeConte, 1847: 419. Type locality: "Syracusas NovEboraci [= Syracuse, Onondaga County, New York]" (original citation). Two syntypes in MCZ [# 5702]. Synonymy established by Lindroth (1955b: 17).

Diplochila cliens Casey, 1897: 348. Type locality: «Kansas» (original citation). One syntype in USNM [# 47376]. Synonymy established by Lindroth (1968: 944).

Diplochila planulata Casey, 1913: 149. Type locality: "Austin [Travis County], Texas" (original citation). One syntype in USNM [# 47377]. Synonymy established by Lindroth (1968: 944).

Diplocheila foveata Casey, 1920: 201. Type locality: "Lake Champlain, New York" (original citation). One syntype in USNM [# 47378]. Synonymy established by Lindroth (1968: 944).

Distribution.

This species ranges from southern Quebec (Larochelle 1975: 80) to west-central South Dakota (Kirk and Balsbaugh 1975: 34), south to central New Mexico (Ball 1959: 71, as Diplocheila assimilis ), the Rio Grande in southeastern Texas (Ball 1959: 72, as Diplocheila assimilis planulata ), and southern Virginia (Hoffman 2010: 22). The records from "North Dakota" (Bousquet and Larochelle 1993: 209) and Connecticut (Britton 1920: 214, as Diplocheila laticollis ; see Krinsky and Oliver 2001: 4) need confirmation.

Records.

CAN: ON, QC USA: DC, IA, IL, IN, KS, MA, MD, MI, MN, MO, MS, NE, NH, NJ, NM, NY, OH, OK, PA, RI, SD, TX, VA, VT, WI [CT, ND]