Gnaphosidae  Banks, 1892 / Micaria  Westring, 1851   35 species

Micaria rossica Thorell, 1875

Description

Male palp with 1 or 2 small, hump-shaped tibial apophyses. Retinaculum absent. Cymbium with 3 bristles. Embolus very thick. Epigyne medially with variable longitudinal bar. Femur I and II distally with 2 bristles.

Body length male: 4 mm
Body length female: 3.9-5.3 mm
Distribution
  Presence
  No data
Global distribution (WSC 2026): Alaska, Canada, USA, Europe, Turkey, Caucasus, Russia (Europe to Far East), Kazakhstan, Iran, Central Asia, Mongolia, China
Figures
Distribution List
Austria   (Thaler & Knoflach, 2004b) ||| Azerbaijan   (Otto, 2022) ||| Bulgaria   (Blagoev et al., 2018) ||| France   (Le Peru, 2007) ||| Greece   (Van Keer et al., 2010) ||| Hungary   (Samu & Szinetár, 2002) ||| Italy   (Isaia et al., 2025) ||| Liechtenstein   (Arnold, 2001) ||| Montenegro   (Naumova et al., 2019a) ||| North Macedonia   (Komnenov, 2014) ||| Poland   (Rozwałka & Stanska, 2008) ||| Romania   (Weiss & Petrișor, 1999) ||| Russia, Central   (Ponomarev, 2022) ||| Russia, Eastern   (Esyunin & Efimik, 1996a) ||| Russia, Southern   (Otto, 2022; Ponomarev, 2022) ||| Slovakia   (Gajdoš et al., 1999) ||| Switzerland   (Maurer & Hänggi, 1990) ||| Turkey (Asia)   (Danışman et al., 2025a) ||| Ukraine   (Polchaninova & Prokopenko, 2019) |||
References

Arnold K (2001) Beitrag zur Spinnenfauna (Arachnida, Araneae) des Fürstentums Liechtenstein. Berichte der Botanisch-Zoologischen Gesellschaft Liechtenstein-Sargans-Werdenberg 28: 211-244 pdf

Blagoev G, Deltshev C, Lazarov S, Naumova M (2018) The spiders (Araneae) of Bulgaria. Version: August 2018. National Museum of Natural History, Bulgarian Academy of Sciences. Online at http://www.nmnhs.com/spiders-bulgaria/ (accessed on 10.9.2018) pdf

Danışman T, Kunt K B, Özkütük R S, Coşar İ (2025a) The checklist of the spiders of Turkey. Version 2025 [last updated 01 December 2025], online at http://www.spidersofturkey.info pdf

Esyunin S L, Efimik V E (1996a) Catalogue of the spiders (Arachnida, Aranei) of the Urals. KMK Scientific Press, Moscow, 228 pp. pdf

Gajdoš P, Svatoň J, Sloboda J (1999) Katalóg pavúkov Slovenska. Catalogue of Slovakian spiders. Ústav kr. ekol. SAV, Bratislava, 337 pp.

Heimer S, Nentwig W (1991) Spinnen Mitteleuropas. Paul Parey Berlin pdf

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 pdf

Komnenov M (2014) Spider fauna of the Osogovo Mt. Range, Northeastern Macedonia. Fauna Balkana 2: 1-267 pdf

Le Peru B (2007) Catalogue et répartition des araignées de France. Revue Arachnologique 16: 1-468 pdf

Liu B, Zhang F (2025) Revision of the genus Micaria Westring, 1851 from China (Araneae: Gnaphosidae). Zootaxa 5645: 1-114 pdf

Maurer R, Hänggi A (1990) Katalog der schweizerischen Spinnen. Documenta Faunistica Helvetiae 12 pdf

Naumova M, Lazarov S, Deltshev C (2019a) Faunistic diversity of the spiders in Montenegro (Arachnida: Araneae). Ecologica Montenegrina 22: 50-89 pdf

Otto S (2022) Caucasian spiders. A faunistic database on the spiders of the Caucasus Ecoregion. Database version 02.2022. Internet: caucasus-spiders.info.

Pesarini C (2000) Contributo alla conoscenza della fauna araneologica italiana (Araneae). Memorie della Società Entomologica Italiana 78: 379-393 pdf

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 pdf

Polchaninova N, Prokopenko E (2019) An updated checklist of spiders (Arachnida: Araneae) of Left-Bank Ukraine. Arachnologische Mitteilungen 57: 60-64 & App pdf

Ponomarev A V (2022) Spiders (Arachnida: Araneae) of the southeast of the Russian Plain: catalogue, the fauna specific features. SSC RAS Publishers, Rostov-on-Don, 640 pp. pdf

Rozwałka R, Stanska M (2008) Check-list of spiders (Araneae) of Poland. 1. December 2008. online at http://www.arachnologia.edu.pl/en/species/8-spiders-of-poland.html pdf

Samu F, Szinetár C (2002) On the nature of agrobiont spiders. Journal of Arachnology 30: 389-402 pdf

Thaler K, Knoflach B (2004b) Zur Faunistik der Spinnen (Araneae) von Österreich: Gnaphosidae, Thomisidae (Dionycha pro parte). Linzer Biologische Beiträge 36: 417-484 pdf

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 pdf

Van Keer J, Van Keer K, De Koninck H, Ramel G (2010) The arachnofauna (Araneae) of wetland Kerkini (Macedonia-Northern Central Greece). Acta Zoologica Bulgarica 62: 141-160 pdf

Weiss I, Petrișor A (1999) List of the spiders (Arachnida: Araneae) from Romania. Travaux du Muséum National d’Histoire Naturelle “Grigore Antipa” 41: 79-107 pdf

WSC (2026) World Spider Catalog. Version 27. Natural History Museum Bern, online at http://wsc.nmbe.ch (13.2.2026) doi: 10.24436/2 pdf

Zamani A, Dimitrov D, Weiss I, Alimohammadi S, Rafiei-Jahed R, Esyunin S L, Moradmand M, Chatzaki M, Marusik Y M (2020c) New data on the spider fauna of Iran (Arachnida: Araneae), part VII. Arachnology 18: 569-591 pdf

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