Gyrophaena modesta Casey

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 : 24

Gyrophaena modesta Casey

Distribution

Origin Nearctic

Distribution Canada: AB, MB, NB, NF, NS, ON. USA: IL, IN, MI, MN, NH, NY, WI

New provincial Canada: Manitoba: Hecla, 2016-IX-17, 51.7849°N, 96.6152°W, 218 m, mushroom,

records sifting, B. Godin & D. Horwood ( LFC) 2 males ; same locality data ( BGC) 2

males; Adam Lake , 2016-IX-11, 49.0508°N, 100.0666°W, 689 m, mushrooms, sifting, B. Godin & D. Horwood ( LFC) 1 male ; Bead Lake , 2016-IX-13, 50.7868°N, 99.9928°W, 620 m, mushrooms, sifting, B. Godin & D. Horwood ( BGC) 1 male ; Katherine Lake , 2016-IX-14, 50.6603°N, 99.8947°W, 652 m, mushrooms, sifting, B. Godin & D. Horwood ( LFC) 4 males ; same locality data ( BGC) 3 males ; Birds Hill [Prov. Park] - bur oak [trail], 2016-IX-16, 50.0083°N, 96.9216°W, 264 m, mushrooms, sifting, B. Godin & D. Horwood ( BGC) 1 female ; same locality

data ( LFC) 1 female ; West Lake , 2016-IX-20, 49.7468°N, 95.2098°W, 341 m, mushrooms, sifting, B. Godin & D. Horwood ( BGC) 1 female ; Max Lake , 2016-IX- 10, 49.0714°N, 100.1384°W, 686 m, mushrooms, sifting, B. Godin & D. Horwood ( BGC) 1 male .

References Casey 1906, Seevers 1951, Klimaszewski et al. 2018

Collection and habitat data. Habitat (outside of the study area). Mixed forests, hardwood forests, old-growth northern hardwood forest, red spruce forest, red spruce and yellow birch forest, mature red spruce and red maple forest, mature red spruce and eastern white cedar forest, red oak and red maple forest. Adults on/in fresh gilled mushrooms on forest floor, in decaying gilled mushroom (one occurrence), and on Pleurotus sp. on log. This species has also been collected in association with grasses. Collecting period. VIII–X. Collecting method. Sifting mushrooms, pitfall traps.