Taxon classification Animalia Coleoptera Staphylinidae

Stenus (Stenus) egenulus Puthz, 1988

Material examined.

New Brunswick, Carleton Co., Wakefield [Belleville], Meduxnekeag Valley Nature Preserve, 46.1931°N, 67.6825°W, 13.VII.2004, R.P. Webster // River margin, under drift material (1 ♂, RWC). Restigouche Co., Jacquet River Gorge P.N.A. 47.8010°N, 66.0962°W, 15.VIII.2010, R. P. Webster // River margin, on mud (1 ♀, RWC); Wild Goose Lake, 420 m elev., 47.8540°N, 68.3219°W, 7.VI.2011, R.P. Webster // Lake margin with emergent Carex and grasses, treading Carex and grasses (1 ♂, RWC).

Distribution in Canada and Alaska.

AK, YK, NT, BC, AB, SK, MB, ON, QC, NB, LB, NF (Bousquet et al. 2013).

Natural history.

One individual of Stenus egenulus was found under drift material on a river margin, another on mud along a river margin, and one was collected by treading in an area with emergent Carex and grasses along a lake margin. Adults were collected in June, July, and August.