Gnaphosidae  Banks, 1892 / Micaria  Westring, 1851   35 species

Micaria lenzi Bösenberg, 1899

Description
Male

Male palp with distal retinaculum. Tibial apophysis long and narrow. Embolus thick.

Body length male: 2.3-3.8 mm
Female

Epigyne with shallow groove and V-shaped structure (transverse ridges) in the centre.

Body length female: 2.5-3.0 mm
Distribution
  Presence
  No data
Global distribution (WSC 2026): Europe, Turkey, Caucasus, Russia (Europe to South and north-eastern Siberia), Iran, Kazakhstan, Central Asia, China
Figures
Distribution List
Armenia   (Otto, 2022) ||| Azerbaijan   (Otto, 2022) ||| Czechia   (Růžička & Řezáč, 2022a) ||| Denmark   (Scharff & Gudik-Sørensen, 2006) ||| Finland   (Koponen et al., 2016; Fritzén, 2012) ||| Germany   (Blick et al., 2016) ||| Latvia   (Cera, 2018; Cera & Spuņģis, 2008) ||| Lithuania   (Biteniekytė & Rėlys, 2012) ||| Netherlands   (van Helsdingen, 2025a) ||| Romania   (Weiss & Petrișor, 1999) ||| Russia, Southern   (Otto, 2022; Ponomarev, 2022; Ponomarev & Khnykin, 2013) ||| Slovakia   (Svatoň et al., 2009) ||| Sweden   (Kronestedt, 2001) ||| Turkey (Asia)   (Demircan Aksan & Avşar, 2025) ||| Ukraine   (Polchaninova & Prokopenko, 2019) |||
References

Almquist S (2007) Swedish Araneae, part 2 – families Dictynidae to Salticidae. Insect Systematics & Evolution, Supplement 63(2006): 285-601 pdf

Biteniekytė M, Rėlys V (2012) The checklist of Lithuanian spiders (Arachnida: Araneae). Biologija 57: 148-158 pdf

Blick T, Finch O-D, Harms K H, Kiechle J, Kielhorn K-H , Kreuels M, Malten A, Martin D, Muster C, Nährig D, Platen R, Rödel I, Scheidler M, Staudt A, Stumpf H, Tolke D (2016) Rote Liste und Gesamtartenliste der Spinnen (Arachnida: Araneae) Deutschlands. 3. Fassung, Stand April 2008, einzelne Änderungen und Nachträge bis August 2015. Naturschutz und Biologische Vielfalt 70/4: 383-510 pdf

Cera I (2018) The checklist of Latvian spiders (Arachnida: Araneae). Environmental and Experimental Biology 16: 139-152 pdf

Cera I, Spuņģis V (2008) Spider (Araneae) species new to the fauna of Latvia. Latvijas Entomologs 45: 49 pdf

Demircan Aksan N, Avşar J (2025) Three new records for spider (Arachnida: Araneae) fauna of Türkiye. Journal of Anatolian Environmental and Animal Sciences 10: 284-287 pdf

Fritzén N R (2012) Micaria lenzi and Clubiona juvenis (Araneae : Gnaphosidae, Clubionidae), two spider species new to the dune fauna of Finland. Memoranda Societatis pro Fauna et Flora Fennica 88: 5-7 pdf

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

Helsdingen P J van (2025a) Catalogus van de Nederlandse spinnen. Versie 2025.1. 249 pp. pdf

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 pdf

Kronestedt T (2001) Checklist of Spiders (Araneae) in Sweden [Preliminary version February 2001] pdf

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

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

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

Ponomarev A V, Khnykin A S (2013) Spiders (Aranei) of Volgograd sity and its environs. The South of Russia: Ecology, Development 2013(4): 109-136 pdf

Reimoser E (1937) Spinnentiere oder Arachnoidea, VIII. 16: Familie Gnaphosidae oder Plattbauchspinnen; 17: Familie Anyphaenidae oder Zartspinnen; 18: Familie Clubionidae oder Röhrenspinnen. Die Tierwelt Deutschlands 33: 1-99 pdf

Roberts M J (1998) Spinnengids. Tirion, Baarn, Netherlands, 397 pp. pdf

Růžička V, Řezáč M (2022a) Seznam pavouků České republiky. List of spiders of the Czech Republic. Online at https://www.arachnology.cz/seznam-pavouku-cr-26.html and https://www.arachnology.cz/en/seznam-pavouku-cr-26.html pdf

Scharff N, Gudik-Sørensen O (2006) Katalog over Danmarks edderkopper (Araneae). Catalogue of the spiders of Denmark (Araneae). Entomologiske Meddelelser 74: 3-71 pdf

Svatoň J, Gajdoš P, Černecká L, Franc V, Korenko S, Kovalčík R, Krumpálová Z (2009) Pavúky – Araneae. In: Mašán P, Mihál I (eds.), Pavúkovce Cerovej Vrchoviny. Arachnids of the Cerová Vrchovina Highland (Arachnida: Araneae, Pseudoscorpiones, Opiliones, Acari), Institute of Forest Ecology, Zvolen: 21-123 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

Updates
05-01-2026 Image insert
12-07-2025 Distribution insert Detail
12-07-2025 Image insert
03-07-2025 Image insert
04-04-2025 Distribution update Detail
30-09-2015 Distribution update Detail
24-09-2015 Distribution update Detail