Boreophilia nomensis (Casey, 1910)

Klimaszewski, Jan, Sikes, Derek S., Brunke, Adam & Bourdon, Caroline, 2019, Species review of the genus Boreophilia Benick from North America (Coleoptera, Staphylinidae, Aleocharinae, Athetini): Systematics, habitat, and distribution, ZooKeys 848, pp. 57-102 : 57

7. Boreophilia nomensis (Casey, 1910) Figs 57-62

Dinaraea nomensis Casey, 1910: 96. As Boreophilia : Lohse et al. 1990: 160; Gusarov 2003: 81. Lectotype (male): USA, Alaska, Nome (USNM). Designated by Gusarov 2003: 81.

Boreophilia caseyiana Lohse 1990, in Lohse et al. 1990. Synonymized by Gusarov 2003. Holotype (male): Canada, Yukon Territory, North Fork Pass, Ogilvie Mts., 3500', 17.VI.1962, RE Leech, CNC No. 20312 (CNC).

Diagnosis.

Body narrow, subparallel, moderately glossy, abdomen slightly more so (Fig. 57); length 3.0-3.8 mm; head, pronotum and abdomen dark brown, elytra reddish brown, legs paler, yellowish brown; antennomeres VIII–X subquadrate; pronotum longer than elytra at suture, maximum width of pronotum ca. the same as maximum width of elytra. Male. Tubus of median lobe of aedeagus almost straight (slightly arcuate) in lateral view, apex triangular in shape, slightly pointed (Fig. 58), bulbus broad in dorsal view and with two elongate narrow sclerites as illustrated (Figs 59, 60); tergite VIII arcuate apically (Fig. 61); sternite VIII elongate, parabolic apically (Fig. 62). Female. Undescribed.

Distribution.

Nearctic species, recorded from Canada: YT, BC [new record]; USA: AK.

Collection data.

Habitat: spruce and aspen forest with horsetail/shrub/grass undergrowth; edge of snowfield. Collecting methods: pitfall trap, hand collecting under rocks. Collecting period: June, July and August.

Additional material examined.

Canada, British Columbia, Kinaskan Lake Provincial Park, Kinaskan Lake Trail, 57.532-130.202, 833 m, spruce and aspen forest, pitfall trap, 1.VIII.2014, BIObus 2014, (BIOUG24477-H04) (CBG). USA, Alaska, Thompson Pass, 61.137 -145.745, under rocks nr. snowfield, 28.VII.2010, DS Sikes and AB Sikes (UAM100288002) (UAM).

DNA Barcode data.

Our data included two sequences of specimens identified as B. nomensis , one from Alaska and one from British Columbia, Canada which grouped into BIN BOLD:ACU9384. BOLD reports these sequences have an average and maximum distance of 1.06% and are 4.64% distant from their nearest neighbor.