Trachypachus inermis Motschulsky, 1850

Bousquet, Yves, 2012, Catalogue of Geadephaga (Coleoptera, Adephaga) of America, north of Mexico, ZooKeys 245, pp. 1-1722 : 124

Trachypachus inermis Motschulsky, 1850

Trachypachus inermis Motschulsky, 1850a: 16. Type locality: «California?» (original citation), herein restricted to Lake Tahoe, Placer County (see Casey 1920: 146, as Trachypachus specularis ). Four syntypes in ZMMU (Keleinikova 1976: 201).

Trachypachus holmbergi Mannerheim, 1853: 119. Type locality: "ad ostia fl[umen] Kaktnu [= Kenai River] peninsulae Kenai [Alaska]" (original citation). Holotype [by monotypy] location unknown (possibly in ZMH). Synonymy established by LeConte (1857c: 31). Etymology. The specific name was proposed for the Finnish naturalist, geologist, and ethnographer Heinrich [Henrik] Johan Holmberg [1818-1864], who visited Russian America in 1850 and 1851 and collected insects.

Trachypachus oregonus Casey, 1920: 145. Type locality: «Oregon» (original citation). Lectotype (♀), designated by Lindroth (1975: 111), in USNM [# 46831]. Synonymy established by Van Dyke (1925: 112), confirmed by Lindroth (1961a: 1).

Trachypachus specularis Casey, 1920: 146. Type locality: "Lake Tahoe [Placer County], California" (original citation for the lectotype). Lectotype (♂), designated by Lindroth (1975: 111), in USNM [# 46832]. Synonymy established by Van Dyke (1925: 112), confirmed by Lindroth (1961a: 1).

Distribution.

The range of this species extends from the Kenai Peninsula in Alaska (Lindroth 1961a: 2) to northwestern Saskatchewan (Hooper 1980: 65), south to southern Colorado (Wickham 1902: 230; LeConte 1878a: 464; Bell 1971: 58), southern Utah (Garfield County, Foster F. Purrington pers. comm. 2011), and the Sierra Nevada and Coast Ranges in California (Fall 1901a: 39). One old specimen, simply labeled “Ks” is known (MCZ, collection LeConte).

Records.

CAN: AB, BC (VCI), NT, SK, YT USA: AK, CA, CO, ID, MT, NV, OR, UT, WA, WY [KS]