Taxon classification Animalia Coleoptera Staphylinidae

Stenus (Stenus) pumilio Erichson, 1839

Material examined.

New Brunswick, Charlotte Co., near New River, 45.2118°N, 66.6179°W, 13.VI.2008, R.P. Webster // Sedge marsh, treading sphagnum and Carex hummock into water (1 ♀, RWC).

Distribution in Canada and Alaska.

AK, YK, NT, MB, ON, QC, NB (Bousquet et al. 2013).

Natural history.

The sole specimen known from NB was found in a sedge ( Carex) marsh and was collected by treading a sphagnum and Carex hummock into water during June.