“…Of the species described in this work, Lophospira perangulata, which is known from the Ordovician of the Narwhale Sound Formation and Cape Calhoun of Greenland (Troedsson, 1928;Rohr et al, 2015), has the widest geographic distribution in North America. In Canada, the species has been documented in the province of Ontario in the Gull River, Bobcaygeon, Verulam, Lindsay, Lowville, and Watertown formations (Wilson, 1951;Liberty, 1969;Steele and Sinclair, 1971;Rohr et al, 2004), and in the province of Quebec from the Ordovician Mingan, Chaumont, and Aylmer formations, among others (Okulitch, 1935;Twenhofel, 1938;Wilson, 1951).…”