Checklist of oribatid mites (Acari: Oribatida) of Canada and Alaska Behan-Pelletier, Valerie M. Lindo, Zoë Zootaxa 2019 2019-09-06 4666 1 1 180 7R9P2 (C. L. Koch, 1835) C. L. Koch 1835 [151,621,836,863] Arachnida Phthiracaridae Atropacarus Animalia Sarcoptiformes 32 33 Arthropoda species striculus   Combination:  Phthiracarus stricula(C.L. Koch, 1835); ( Oudemans 1903).  Synonymy:  Steganacarus diaphanus Jacot, 1930: ( Kamill & Baker 1980),  Steganacarus senexAoki, 1958: ( Fujikawa 1972),  Steganacarus striculus insularis Weigmann, 1976: ( Kamill & Baker 1980),  Steganacarus trichosus Mahunka, 1982: ( Niedbała 1986).  Geographic Location: YT: Porcupine Plain ( Behan-Pelletier 1997b); Richardson Mtns, Summit Lake 67°43’N, 136°30’W, ( Niedbała 2002); NT: Yellowknife ( Hammer 1952a); BC: 12 kmN Grand Forks ( Niedbała 2002); AB: Waterton Lakes NP, Rowe Lake, ( Niedbała 2002); ABMI Sites; Dinosaur PP ( Walter et al.2014; Meehan et al.2019); 35 kmnorth of Fort McMurray ( McAdams et al.2018); MB: Southeast ( Oswald & Minty 1970); Seven Sisters Grassland Project ( Niedbała 2002); ON: Chalk River ( Marshall 1972); Rondeau PP, Rondeau Trail; White Lake SW of Ottawa; North Gower; Cedar Grove, SW North Gower; Carp; Waba; Normandale Valley; Backus Woods Conservation Area, 42°39’N, 80°28’W; Long Point NWA, Squires Ridge; Courtright Ridge ( Niedbała 2002); QC: Morgan Arboretum ( Marshall 1968); Parc National du Mont-Orford; Cedarville; N Kazabazua ( Niedbała 2002); Aylmer ( Niedbała 2007b); boreal claybelt region of Western Québec( Doblas-Miranda & Work 2015); NB: Kouchibouguac NP, Kelly’s beach; Kollock Creek Trail ( Niedbała 2002); NS: CapeBreton HighlandsNP, Lone Shieling; North Mountain Bog; nr.Ingonish; Skyline Trail; Aspy River, North Branch; Pleasant Bay; Black Brook Trail to Neils Harbour; Mackintosh Brook Trail; Beulach Ban Falls; La Prairie Trail, floodplain of Cheticamp River; French Mt., ( Niedbała 2002; Behan-Pelletier 2010).  Habitats: boreal forest, taiga and tundra; both coniferous (White spruce, Black spruce, Jack pine) and deciduous or mixedwood (Trembling aspen, Silver maple, Black ash, Yellow birch, beech, basswood) litters; dry alpine; salt marsh; grassland vegetation; moss habitats including on trunk of maple, on rocks at edge of waterfall, and at base of decaying log; sedges and fern litter in floodplain; mixed debris in beaver house.   Distribution: Semicosmopolitan. Genus  Hoplophthiracarus Jacot, 1933