Dinaraea angustula ( Gyllenhal, 1810 )

Webster, Reginald, Klimaszewski, Jan, Pelletier, Georges & Savard, Karine, 2009, New Staphylinidae (Coleoptera) records with new collection data from New Brunswick, Canada. I. Aleocharinae, ZooKeys 22 (22), pp. 171-248 : 229-230

Dinaraea angustula ( Gyllenhal, 1810)

Fig 47, Map 47

New Records. CANADA, New Brunswick, Albert Co., Shepody NWA, Germantown Section, 45.7056°N, 64.7642°W, 17.V.2004 (1 ♀, NBM). Carleton Co., Meduxnekeag River Valley Nature Preserve, 46.1965°N, 67.6340°W, 11.V.2005, M.- A. Giguère and R.P. Webster (1 ♀, RWC). Queens Co., Grand Lake, near Scotchtown, 45.8762°N, 66.1816°W, 30.IV.2006 (1 ♀, RWC). York Co., Charters Settlement, 45.8395°N, 66.7391°W, 22.VIII.2006, 17.IX.2006, 5.IX.2007, 23.IV.2008 (2 ♁, 2 ♀, RWC).

Bionomic Notes. In Canada, most previously reported specimens of this adventive species were captured in pitfall and Luminoc pitfall traps in or adjacent to agricultural fields ( Klimaszewski et al. 2007a). However, this species is not restricted to agricultural habitats in Canada. In New Brunswick, this species was captured in marsh litter in a cattail and sedge marsh, in leaf litter along the margin of a vernal pond in a mixed forest, in drift material along a lake shore, and from among decaying corncobs and cornhusks in a forested residential area adjacent to a mixed forest. Th is species was

Map 47. Collection localities in New Brunswick, Canada of Dinaraea angustula .

collected in April, May, August, and September. Th is species probably overwinters in the adult stage. Collection method: sifting.

Distribution in Canada and Alaska. AB, QC, NB, ON, PE, NS ( Klimaszewski et al. 2007a; Gouix and Klimaszewski 2007; Majka and Klimaszewski 2008b).