A REVIEW OF NORTHERN CANADIAN SPIDERS OF THE GENUS AGYNETA (ARANEAE, LINYPHIIDAE), WITH DESCRIPTIONS OF 2 NEW SPECIES

Agyneta amersaxatilis n.sp. and Agyneta dynica n.sp. are described fro m Canada. Agyneta amersaxatilis, preferring moist sites, ranges from m aritime Canada and Maine in the east to Alberta in the west. Agyneta d ynica is known only from the type locality in northern Quebec. The ide ntity of Agyneta nigripes (Simon, 1884), Agyneta levinsenii (Soerensen , 1898) n.comb., Agyneta maritima (Emerton, 1919), Agyneta simplex (Em erton, 1926) n.comb., Agyneta jacksoni (Braendegaard, 1937) n.stat., n .comb., and Agyneta alaskensis (Holm, 1960) rev.stat, is discussed and diagnostic drawings are presented. A new synonymy, Meioneta tumoa (Ch amberlin and Ivie, 1933) = Agyneta simplex (Emerton, 1926) n.syn., is proposed. Marked geographical variation was found in A. nigripes.