Spiders of the Yukon - Department of Biological Sciences

Spiders of the Yukon 99
236. Micaria pulicaria (Sundevall) Holarctic, Boreal
Distribution: Alaska to Newfoundland, south to California and Texas; Europe, Siberia.
Yukon records: Old Crow.
Biological information: In moss in bogs or coniferous woods.
237. Micaria rossica Thorell Holarctic, Subarctic/Alpine
Distribution: Yukon to Manitoba, south to California and New Mexico; Europe.
Yukon records: Sheep Mt., Kluane National Park; Old Crow; Dry Cr.
Biological information: On sagebrush slopes and in litter in mixed woods.
238. Micaria tripunctata Holm Holarctic, Arctic
Distribution: Alaska to northern Manitoba; northern Scandinavia (Holm 1978), Siberia (Mikhailov
1987).
Yukon records: North Fork Pass, Ogilvie Mts.; Old Crow; Five Fingers; Cultus Bay, Kluane National Park.
Biological information: Under stones on tundra and in moss in spruce bogs.
239. Orodrassus canadensis Platnick and Shadab Nearctic, Boreal
Distribution: Yukon to Newfoundland, south to Washington and South Dakota.
Yukon records: Swim Lks. (62°13′N 133°W).
Biological information: In litter in spruce stands.
240. Zelotes fratris Chamberlin Holarctic, Boreal
Distribution: Alaska to Newfoundland, south to California and North Carolina; Siberia (Ovtsharenko
and Marusik 1988).
Yukon records: Carmacks.
Biological information: Under stones.
241. Zelotes puritanus Chamberlin Holarctic, Boreal
Distribution: Alaska to New Brunswick, south to California and Massachusetts; Europe, Siberia
(Ovtsharenko and Marusik 1988).
Yukon records: Several localities from Sheep Mt., Kluane National Park to Old Crow and Firth R.
Biological information: Under stones.
242. Zelotes sula Lowrie and Gertsch Nearctic-West Beringian,
Subarctic/Alpine
Distribution: Alaska to Labrador, south to Colorado and northern New England; Siberia (Ovtsharenko
and Marusik 1988).
Yukon records: Old Crow; km 141 and 260 – 270 Dempster Hwy.; Cultus Bay, Kluane National Park;
Carmacks.
Biological information: On talus slopes and limestone outcrops, and in litter in spruce stands.
Family Liocranidae
This is one of the groups resulting from the break-up of the large, worldwide family
Clubionidae. The spiders are small dark hunters living in litter. One species is represented
in the Yukon.
243. Scotinella pugnata (Emerton) Nearctic, Boreal
Distribution: Alaska to Nova Scotia, south to Utah and Delaware.
Yukon records: Cultus Bay, Kluane National Park; Carmacks.
Biological information: In plant litter, or under stones.
Family Clubionidae
The clubionids or sac spiders are mainly tawny hunters that forage by night and spend
the daylight hours in a silk retreat under bark or in a rolled leaf. Seven species are recorded
from the Yukon.
244. Clubiona bryantae Gertsch Nearctic, Boreal
Distribution: Alaska to Newfoundland, south to Wyoming and Massachusetts.