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) Author Klimaszewski, Jan Resources Canada, Canadian Forest Service, Laurentian Forestry 1055 du P. E. P. S., P. O. Box 10380 Stn. Sainte-Foy, Québec, Quebec, Canada G 1 V 4 C 7 jan. klimaszewski @ canada. ca Author Godin, Benoit 14 A Thompson Whitehorse, Yukon, Canada Y 1 A 0 C 4 Author Davies, Anthony Canadian National Collection of Insects, Arachnids and Nematodes Agriculture and Agri-Food Canada Ottawa, Ontario, Canada K 1 A 0 C 6 Author Bourdon, Caroline Resources Canada, Canadian Forest Service, Laurentian Forestry 1055 du P. E. P. S., P. O. Box 10380 Stn. Sainte-Foy, Québec, Quebec, Canada G 1 V 4 C 7 Author Horwood, Denise 14 A Thompson Whitehorse, Yukon, Canada Y 1 A 0 C 4 text Insecta Mundi 2018 2018-07-27 2018 641 1 33 journal article 10.5281/zenodo.5173990 1942-1354 5173990 9415B2C5-9166-4014-985F-7955E72805D2 Oxypoda convergens Casey Distribution Origin Nearctic Distribution Canada : AB, LB, MB, NB, NF, NS, ON, QC. USA : IA, MO, NY New provincial Canada : Manitoba : Moose Lake, 2016-IX-19 , 49.2018°N , 95.3423°W , 353 m , record mushroom, sifting, B. Godin & D. Horwood (BGC) 1 female . References Casey 1893 , Klimaszewski et al. 2011 , 2018 Collection and habitat data. Habitat (outside of the study area). In various forest types including white spruce, mature black spruce, red spruce, mature 50-year-old balsam fir, oak, maple, yellow birch/ balsam fir white pine forests, red oak forests, mixed forests, and old eastern white cedar forest; often very common in decaying gilled mushrooms in the above forest habitats, especially those dominated hardwoods. Also in riparian habitats, and a meadow with Salix shrubs. Several collected from decaying corncobs and cornhusks. Collecting period . V–XI (most common in August and September). Collecting method . Unbaited and carrion-baited pitfall traps, processing forest litter through Berlese funnels, Luminoc pitfall-light traps, Lindgren traps, intercept traps, and treading leaf litter at the edge of a pond, sifting decaying mushrooms.