Thanasimus dubius (Fabricius, 1776)

NEW BRUNSWICK: Kings Co.: Grand Bay, 28.vii.1990, D.F. McAlpine, NBM; Saint John Co.: Saint John, 19.vi.1902, W. McIntosh, NBM. NOVA SCOTIA: 177 specimens examined from Annapolis, Antigonish, Colchester, Halifax, Hants, Inverness, Kings, Pictou, Queens, and Yarmouth counties. The earliest record is from 1953 (Queens Co.: White Point Beach, 27.vi.1957, J.H. McDunnough, NSMC).

Newly recorded in Nova Scotia: widely distributed in the province (Figure 4). In Point Pleasant Park, Nova Scotia, found in association with the galleries of Scolytinae (Curculionidae) feeding on red spruce ( Picea rubens) and white pine ( Pinus strobus). The most abundant scolytines found in these galleries (75% of individuals) are Hylurgops rugipennis pinifex (Fitch), Trypodendron lineatum (Olivier), and Polygraphus rufipennis (Kirby) in spruce, and Ips pini (Say) and Pityogenes hopkinsi Swaine in pine (C. Majka, unpublished data). Also noted from elm ( Ulmus) ( Ulmaceae) by Knull (1951).