Zyras obliquus (Casey)

Klimaszewski, Jan, Chandler, Donald S., Davies, Anthony & Bourdon, Caroline, 2023, Aleocharine rove beetles of New Hampshire, USA: new taxa and new records (Coleoptera, Staphylinidae, Aleocharinae), Zootaxa 5364 (1), pp. 1-141 : 93

191. Zyras obliquus (Casey)

(Illustrations in Klimaszewski et al. 2018), Table 1

References. Casey 1893. Seevers 1978 (as synonym of Z. haworthi ( Stephens, 1832)) . Klimaszewski and Peck 1986. Klimaszewski and Winchester 2002a (as Z. pseudohaworthi Klimaszewski ). Klimaszewski et al. 2005b, 2009a, 2016, 2018, 2020, 2021. Webster et al. 2009. Majka and Klimaszewski 2010.

Distribution. Nearctic, recorded from A/S ( Klimaszewski et al. 2021). Canada: AB, BC, LB, MB, NB, NF, NS, ON, QC, SK. USA: MI, MO, NH, NY, OR.

Collection and Habitat data. In NH reported from Mt. Washington in July. In Canada (BC) adults taken from various traps in 3–5-year-old post-harvest Douglas fir forest, in transition zone of Sitka spruce forest, in mixed Populus / Salix / Alnus and Pinus banksiana forests, under red oak in red oak forest ( Klimaszewski and Winchester 2002a, Webster at al. 2009, Klimaszewski et al. 2018).

Material. USA, New Hampshire, Coos Co.: Mt. Washington summit, 29.VII.1957, Becker, Munroe & Mason (1, CNCI, Klimaszewski et al. 2005b) . Oregon, Lane Co.: H.J. Andrews Exp. Forest , nr clearcut 502, 2000’, 13.V.1983, D.S. Chandler, sift alder litter & rotten wood, 2 sex ?

Comments. Before 2002 this species was often identified as Z. haworthi in North American collections ( Klimaszewski et al. 2018).