Atheta (Dimetrota) strigosula Casey, 1910

Klimaszewski, Jan, Godin, Benoit, Davies, Anthony, Bourdon, Caroline & Horwood, Denise, 2018, Forty new records of aleocharine beetles, and two new species in the genera Acrotona Thomson and Atheta Thomson, for the province of Manitoba, Canada (Coleoptera: Staphylinidae: Aleocharinae), Insecta Mundi 2018 (641), pp. 1-33 : 18

Atheta (Dimetrota) strigosula Casey

Distribution

Origin	Nearctic
Distribution	Canada: BC, LB, MB, NB, NF, ON, QC, SK, YT. USA: AK, NY
New provincial record	Canada: Manitoba: Katherine Lake, 2016-IX-14, 50.6603°N, 99.8947°W, 652m, mushrooms, sifting, B. Godin & D. Horwood (BGC) 1 female; same locality data (LFC) 1 female.
References	Casey 1910, Klimaszewski et al. 2018

Collection and habitat data. Habitat (outside of the study area). It occurs in various forest types such as red spruce, mature red spruce and eastern white cedar, yellow birch and balsam fir, mixed, red oak, rich Appalachian hardwood, northern hardwood, and other deciduous forests. Adults usually found in decaying mushrooms (often common) on forest floor but also in leaf litter and possibly carrion. Collecting period. VI–X (most common in IX in NB). Collecting method. Sifting mushrooms and litter, carrion-baited and unbaited pitfall traps, flight intercept traps.