Micaria alpina L. Koch, 1872
Description
Epigyne with large, deep groove with strongly sclerotised anterior margin. Femur III and IV with one distal bristle in basal half.
Body length male: 2.7-4.5 mmBody length female: 2.7-4.5 mm
Additional information
probably boreo-alpine species
Distribution
Figures
Pedipalp, ventral view
(Platnick & Shadab 1988)
Pedipalp, ventral view
(Locket & Millidge 1951)
Pedipalp, retrolateral view
(Platnick & Shadab 1988)
Pedipalp, retrolateral view
(Locket & Millidge 1951)
Pedipalp, ventral view
(Heimer & Nentwig 1991)
Pedipalp, retrolateral view
(Heimer & Nentwig 1991)
Pedipalp, ventral view
(Løvbrekke unpubl.)
Pedipalp, retrolateral view
(Tuneva 2007)
Pedipalp, ventral view
(Tuneva 2007)
Pedipalp, prolateral view
(Almquist 2007)
Pedipalp, ventro-retrolateral view
(Almquist 2007)
Epigyne
(Platnick & Shadab 1988)
Epigyne
(Locket & Millidge 1951)
Epigyne
(Locket et al. 1974)
Epigyne
(Locket et al. 1974)
Epigyne
(Heimer & Nentwig 1991)
Epigyne
(Tuneva 2007)
Epigyne
(Aadland unpubl.)
Epigyne
(Løvbrekke unpubl.)
Epigyne
(Almquist 2007)
Vulva
(Platnick & Shadab 1988)
Vulva, dorsal view
(Tuneva 2007)
Vulva, dorsal view
(Aadland unpubl.)
Vulva, dorsal view
(Løvbrekke unpubl.)
Vulva, dorsal view
(Almquist 2007)
Opisthosoma, lateral view
(Tuneva 2007)
Habitus, dorsal view
(Tuneva 2007)
Distribution List
"No references" does not mean that the species does not occur in this country, but that we have not yet inserted the reference for it. We are working on it.
References
Aadland B (unpubl.) .
Aakra K, Hauge E (2003) Checklist of Norwegian spiders (Arachnida: Araneae), including Svalbard and Jan Mayen. Norwegian Journal of Entomology 50: 109-129 
Almquist S (2007) Swedish Araneae, part 2 – families Dictynidae to Salticidae. Insect Systematics & Evolution, Supplement 63(2006): 285-601
Arnold K (2001) Beitrag zur Spinnenfauna (Arachnida, Araneae) des Fürstentums Liechtenstein. Berichte der Botanisch-Zoologischen Gesellschaft Liechtenstein-Sargans-Werdenberg 28: 211-244
Esyunin S L, Kazantsev D K (2008) On the spider (Aranei) fauna of the Pechoro-Ilychskiy Reserve (north Urals), with the description of a new Agroeca species (Liocranidae). Arthropoda Selecta 16: 245-250
Heimer S, Nentwig W (1991) Spinnen Mitteleuropas. Paul Parey Berlin
Isaia M, Tolve M, Pantini P (2025) Araneae.it: 2.0: the new updated version of the digital catalog of the Italian spiders and other arachnids (Arachnida: Araneae, Opiliones, Scorpiones, Pseudoscorpiones, Palpigradi, Solifugae). Fragmenta Entomologica 57: 197-204
Koponen S, Fritzén N R, Pajunen T (2016) Checklist of spiders in Finland (Araneae). 6th version, December 2016, online at http://biolcoll.utu.fi/arach/checklist_of_spiders_in_Finland.htm
Koponen S, Marusik Y M, Tanasevitch A V (1998) New data on the spider fauna of the Polar Urals (Aranei). Arthropoda Selecta 6: 109-119
Kronestedt T (2001) Checklist of Spiders (Araneae) in Sweden [Preliminary version February 2001]
Lavery A (2019) A revised checklist of the spiders of Great Britain and Ireland. Arachnology 18: 196-212
Le Peru B (2007) Catalogue et répartition des araignées de France. Revue Arachnologique 16: 1-468
Locket G H, Millidge A F (1951) British spiders. Vol. I. Ray Society, London, 310 pp.
Locket G H, Millidge A F, Merrett P (1974) British Spiders, Volume III. Ray Society, London, 315 pp.
Løvbrekke H (unpubl.)
Maurer R, Hänggi A (1990) Katalog der schweizerischen Spinnen. Documenta Faunistica Helvetiae 12
Platnick N I, Shadab M U (1988) A revision of the American spiders of the genus Micaria (Araneae, Gnaphosidae). American Museum Novitates 2916: 1-64
Thaler K, Knoflach B (2004b) Zur Faunistik der Spinnen (Araneae) von Österreich: Gnaphosidae, Thomisidae (Dionycha pro parte). Linzer Biologische Beiträge 36: 417-484
Tuneva T K (2007) Review of the family Gnaphosidae in the Ural fauna (Aranei). 5. Genera Micaria Westring, 1851 and Arboricaria Bosmans, 2000. Arthropoda Selecta 15: 229-250
Tuneva T K, Esyunin S L (2003a) A review of the Gnaphosidae fauna of the Urals (Aranei), 3. New species and new records, chiefly from the south Urals. Arthropoda Selecta 11: 223-234
WSC (2026) World Spider Catalog. Version 27. Natural History Museum Bern, online at http://wsc.nmbe.ch (13.2.2026) doi: 10.24436/2