Spiders of the Yukon - Department of Biological Sciences

86 C.D. Dondale et al.
106. Hybauchenidium aquilonare (L. Koch) Palaearctic-East Beringian, Arctic
Distribution: Alaska to Chesterfield Inlet, Northwest Territories; Siberia (Holm 1973).
Yukon records: km 465 Dempster Hwy.; Herschel Is.
Biological information: In shrub litter on tundra.
107. Hybauchenidium gibbosum (Soerensen) Nearctic-West Beringian,
Subarctic/Alpine
Distribution: Alaska to Greenland and Newfoundland, south to Utah and northern New England;
Siberia east of Kolyma River.
Yukon records: Christmas Bay, Kluane L.
Biological information: In moss and plant litter in meadows and bogs.
108. Hybauchenidium prodigialis (Holm)** Palaearctic-East Beringian,
Subarctic/Alpine
Distribution: Northwestern Northwest Territories; Scandinavia, northern Siberia.
Yukon records: Cultus Bay, Kluane National Park.
Biological information: In litter on tundra.
109. Hypomma nordlandica Chamberlin and Ivie Cordilleran, Subarctic/Alpine
Distribution: Alaska, Yukon, and western Northwest Territories.
Yukon records: North Fork Pass, Ogilvie Mts.; Loon L. (60°02′N 127°35′W).
Biological information: In litter.
110. Hypomma subarctica Chamberlin and Ivie Cordilleran, Subarctic/Alpine
Distribution: Alaska, Yukon, northwestern Northwest Territories, and northern British Columbia.
Yukon records: Kluane L.; Old Crow; Rampart House.
Biological information: In shrub litter.
111. Hypselistes florens (O. P.-Cambridge) Nearctic, Boreal
Distribution: Alaska to Nova Scotia, south to British Columbia and North Carolina. The British record
of earlier literature is not accepted by Merrett et al. (1985).
Yukon records: Swim Lks.; North Fork Pass, Ogilvie Mts.; Gravel L., 93 km E Dawson; Rampart House.
Biological information: On herbs and shrubs, under stones, and on foliage of coniferous trees.
112. Hypselistes semiflavus (L. Koch) Palaearctic-East Beringian, Arctic
Distribution: Yukon; Siberia (Holm 1973).
Yukon records: North Fork Pass, Ogilvie Mts.; Dawson, 350 m elevation; Old Crow; km 141 and
465 Dempster Hwy.
Biological information: In shrub litter in wet tundra.
Taxonomic notes: We base our identification on Holm’s (1973) and Marusik and Leech’s (1993)
illustrations.
113. Islandiana cristata Eskov** Palaearctic-East Beringian, Arctic
Distribution: Yukon; Siberia (Eskov 1987b, 1988d).
Yukon records: North Fork Pass, Ogilvie Mts.; British Mts. (68°54′N 140°23′W; 69°13′N 140°05′W).
Biological information: In tundra litter.
114. Islandiana falsifica (Keyserling) Palaearctic-East Beringian, Arctic
Distribution: Alaska to northwestern Northwest Territories and northern British Columbia; Scandinavia.
Yukon records: “Sunday Mt.”, British Mts., 950 m elevation; North Fork Pass, Ogilvie Mts.
Biological information: In tundra litter.
115. Islandiana princeps Braendegaard Nearctic, Subarctic/Alpine
Distribution: Alaska to Greenland and Newfoundland, south to Utah, Colorado, and northern New
England; [and Iceland].
Yukon records: 42 km W Whitehorse.
Biological information: In leaf litter.
116. Ivielum sibiricum Eskov** Palaearctic-East Beringian, Arctic
Distribution: Yukon; Siberia.