Bembidion idoneum Casey, 1918

Bousquet, Yves, 2012, Catalogue of Geadephaga (Coleoptera, Adephaga) of America, north of Mexico, ZooKeys 245, pp. 1-1722 : 401-402

Bembidion idoneum Casey, 1918

Bembidion idoneum Casey, 1918: 90. Type locality: "Mendocino Co[unty], California" (original citation for the lectotype). Lectotype (♂), designated by Erwin (1984a: 173), in USNM [# 36946].

Bembidion idoneum obsequens Casey, 1918: 90. Type locality: "Lake Co[unty], California" (original citation). Lectotype (♂), designated by Erwin (1984a: 173), in USNM [# 36947]. Synonymy established (as aberration) by Csiki (1928: 61), confirmed by Erwin (1984a: 173).

Bembidion efficiens Casey, 1918: 90. Type locality: "Mokelumne Hill, Calaveras Co[unty], California" (original citation). Lectotype (♀), designated by Erwin (1984a: 173), in USNM [# 36949]. Synonymy established by Erwin (1984a: 173).

Bembidion continens Casey, 1918: 91. Type locality: "Siskiyou Co[unty], California" (original citation). Lectotype (♀), designated by Erwin (1984a: 173), in USNM [# 36948]. Synonymy established by Erwin (1984a: 173).

Distribution.

According to Erwin (1984a: 174), the range of this species "extends throughout the western United States in the mountainous regions;" the only documented records are those of the type localities in California and that from Valley County in central Idaho (Maddison 2012: Supplementary content Table S1). David R. Maddison (pers. comm. 2012) caught the species in Steens Mountains, southeastern Oregon.

Records.

USA: CA, ID, OR