Acrotrichis castanea (Matthews, 1877)

Material. NOVA SCOTIA: Hants Co.: Frenchman's II cave, 5.x.1997 & 18.x.1997, M. Moseley, on porcupine dung in cave, (10), NSMC.

Comments. Newly recorded in Nova Scotia and in the Maritime Provinces as a whole. Found in caves in porcupine dung in association with Quedius spelaeus spelaeus Horn (Moseley et al. 2006) .