Elaphrus (Elaphrus) marginicollis Goulet 1983
General description:
Geographic: NEA
Distribution: Native, New World. USA – CA, CO, WA, WY.
Common name: Bordered Marsh and Bog beetle
Synonyms: Elaphrus marginicollis Goulet, 1983:288
Biology:
Macrohabitat: Midlands to mountains, 778 – 2469 meters altitude. Microhabitat:
Adults are ground-dwelling and occur at the margins of small springs, with moderately
firm, wet substrate, rich in organic debris. Dispersal abilities: Macropterous, probably
capable of flight; swift runners. Seasonal occurrence: Adults have been found in July – August.
Behavior: Adults are diurnal, predaceous and active in the sunshine.