Acrotona brachyoptera Klimaszewski and Webster

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 : 9

Acrotona brachyoptera Klimaszewski and Webster

Distribution

Origin	Nearctic
Distribution	Canada: MB, NB, ON; USA: not recorded
New provincial Canada: Manitoba: Moose Lake, 2016-IX-19, 49.2018°N, 95.3423°W, 353 m, records mushroom, sifting, B. Godin & D. Horwood ( BGC) 1 male, 5 females ; same locality data ( LFC) 2 females ; Adam Lake , 2016-IX-11, 49.0508° N, 100.0666°W, 689 m, mushrooms, sifting, B. Godin & D. Horwood ( LFC) 1 male, 3 females .
References	Webster et al. 2016, Klimaszewski et al. 2018

Collection and habitat data. Habitat (outside of the study area). In old red maple ( Acer rubrum L.) forest, mixed forests, a wet alder ( Alnus sp. ) swamp, a mature red spruce ( Picea rubens Sarg. ) and red maple forest, a rich Appalachian hardwood forest, in a Carex marsh, small sedge marsh, marsh with scattered alders, in old-growth eastern white cedar ( Thuja occidentalis L.) swamps and forests, and in 8.5-year-old regenerating mixed forests. Adults in moss and litter near brooks, in moss and litter at the base of cedar, in moss and litter in red spruce and cedar forests, in leaf litter under alders near a stream, in leaf litter and grass on hummocks in a wet alder swamp, in grass litter and sphagnum in marshes, moist leaves on the margin of a vernal pool, in sphagnum and leaf litter at the bottom of old tire depressions, and one specimen was collected from a gilled mushroom. Collecting period. III–IX. Collecting method. Sifting various kinds of litter.