Atheta (Chaetida) longicornis ( Gravenhorst, 1802 )

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 : 223-224

Atheta (Chaetida) longicornis ( Gravenhorst, 1802)

Fig 42, Map 42

New Records. CANADA, New Brunswick, Northumberland Co., Burnt Church near Burnt Church River , 47.2075°N, 65.1471°W, 7.VIII.2005 (1 ♀, RWC) . York Co., Charters Settlement, 45.8395°N, 66.7391°W, 14.V.2005, 5.V.2006, 26.IX.2007 (2 ♁, 2 ♀, RWC) ; same locality data, 23.IV.2008, 9.V.2008 (1 ♁, 1 ♀, 1 sex undetermined, RWC) ; Charters Settlement, 45.8430°N, 66.7275°W, 8.X.2005 (1 ♁, RWC) .

Bionomic Notes. This species was collected from cow dung, compost (decaying vegetables), and in decaying mushrooms. Flying individuals were collected with a net between 15:00 and 16:00 h during warm afternoons in early spring. In other areas, A. longicornis has been found associated with dung and various rotting organic materials ( Klimaszewski et al. 2007a). Adults were captured in April, May, August, September,

Map 42. Collection localities in New Brunswick, Canada of Atheta longicornis .

and October in New Brunswick. Th is species probably overwinters in the adult stage. Collection method: sifting.

Distribution in Canada and Alaska. QC, NB, NS ( Klimaszewski et al. 2007a).