Bembidion dyschirinum LeConte, 1861

Bousquet, Yves, 2012, Catalogue of Geadephaga (Coleoptera, Adephaga) of America, north of Mexico, ZooKeys 245, pp. 1-1722 : 426

Bembidion dyschirinum LeConte, 1861

Bembidium dyschirinum LeConte, 1861b: 340. Type locality: "east of Fort Colville [Washington]" (original citation). Holotype [by monotypy] (♀) in MCZ [# 5544].

Bembidion aleneanum Casey, 1918: 114. Type locality: "Coeur d’Alene [Kootenai County], Idaho" (original citation). Lectotype (♂), designated by Lindroth (1975: 115), in USNM [# 37028]. Synonymy established by Lindroth (1963b: 255).

Bembidion perturbatum Casey, 1918: 115. Type locality: "Boulder Co[unty], Colorado" (original citation). Lectotype (♀), designated by Lindroth (1975: 115), in USNM [# 37025]. Synonymy established by Lindroth (1963b: 255).

Bembidion agitabile Casey, 1918: 115. Type locality: "Coeur d’Alene [Kootenai County], Idaho" (original citation). Lectotype (♀), designated by Lindroth (1975: 115), in USNM [# 37026]. Synonymy established by Hatch (1950: 97), confirmed by Lindroth (1963b: 255).

Bembidion atrolucens Casey, 1918: 115. Type locality: "Bull Run, Clackamas Co[unty], Oregon" (original citation). Lectotype (♂), designated by Lindroth (1975: 116), in USNM [# 37027]. Synonymy established by Lindroth (1963b: 255).

Bembidion speculinum Casey, 1924: 32. Type locality: "Terrace, British Columbia" (original citation). Holotype [by monotypy] (♀) in USNM [# 36892]. Synonymy established by Lindroth (1963b: 255).

Bembidion keechelus Hatch, 1950: 97. Type locality: "L[ake] Keechelus [Kittitas County], Washington" (original citation). Holotype (♂) in USNM. Synonymy established by Lindroth (1963b: 255).

Distribution.

This species ranges from southeastern Alaska to southern Yukon Territory (Lindroth 1963b: 256), south along the Rocky Mountains to central Colorado (Wickham 1902: 234; Hayward 1897: 115; Casey 1918: 115, as Bembidion perturbatum ) and to the Sierra Nevada in California (Dajoz 2007: 17). Fossil remnants from a Plio-Pleistocene sequence have been found in northwestern Greenland ( Böcher 1995: 24).

Records.

CAN: AB, BC (QCI, VCI), YT USA: AK, CA, CO, ID, MT, OR, UT, WA, WY