Alopecosa mutabilis (Kulczyński, 1908)
Description
Male
Prosoma: lateral areas dark reddish brown to nearly black, submarginal bands absent. Prosoma length: 3.68 mm. Sternum dark reddish brown. Chelicerae reddish brown. Legs reddish brown to nearly black. Opisthosoma anteriorly with dark areas at sides, cardiac mark black, posterior area with 4 pairs of black spots, venter reddish brown, with purplish tone.
Body length male: 7.3 mmFemale
Colouration mostly as in males. Prosoma: submarginal bands sometimes present. Legs sometimes with dark rings. Opisthosoma with paired dark marks sometimes joining to form long bands. Prosoma length: 3.45-3.89 mm.
Body length female: 7.0-9.8 mmDistribution
Phenology
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
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Figures
Pedipalp, ventral view
(Dondale & Redner 1990)
Pedipalp, prolateral-ventral view
(Dondale & Redner 1990)
Epigyne, ventral view
(Dondale & Redner 1990)
Epigyne, variation, ventral view
(Dondale & Redner 1990)
Vulva, dorsal view
(Dondale & Redner 1990)
Vulva, variation, dorsal view
(Dondale & Redner 1990)
Distribution List
References
Dondale C D, Redner J H (1990) The wolf spiders, nurseryweb spiders, and lynx spiders of Canada and Alaska. The Insects and arachnids of Canada, part 17. Ottawa, Canada, 383 pp. 
Esyunin S L, Efimik V E (1996a) Catalogue of the spiders (Arachnida, Aranei) of the Urals. KMK Scientific Press, Moscow, 228 pp.
Marusik Y M, Koponen S, Makarova O L (2016a) A survey of spiders (Araneae) collected on the arctic island of Dolgiy (69°12′N), Barents Sea. Arachnology 17: 10-24
WSC (2026) World Spider Catalog. Version 27. Natural History Museum Bern, online at http://wsc.nmbe.ch (13.2.2026) doi: 10.24436/2