Linyphiidae  Blackwall, 1859 / Walckenaeria  Blackwall, 1833   62 species

Walckenaeria incisa (O. Pickard-Cambridge, 1871)

Description

Tibial apophysis pointed and bent. Embolus spiral, approx. 1.5 loops, conducted by membranous conductor at tip. Prosoma orange-brown, with dark radial stripes. Opisthosoma dark grey.

Body length male: 2.2-2.7 mm
Body length female: 3.0-3.5 mm
Additional information

In dry forests

Character states from linyphiid key
Distribution
  Presence
  No data
Distribution comment: Russia (Caucasis): probably misidentified (cf. fig. of the epigyne)
Global distribution (WSC 2026): Europe, Turkey, Russia (Caucasus)?
Phenology
JanFebMarAprMayJunJulAugSepOctNovDec
 male  female
Figures
Distribution List
Belgium   (Bosmans & Van Keer, 2017) ||| Denmark   (Scharff & Gudik-Sørensen, 2006) ||| France   (Le Peru, 2007) ||| Germany   (Blick et al., 2016) ||| Greece   (Tanasevitch, 2011a) ||| Hungary   (Samu & Szinetár, 1999) ||| Italy   (Pantini & Mazzoleni, 2018; Isaia et al., 2025) ||| Lithuania   (Biteniekytė & Rėlys, 2012) ||| Luxembourg   (Kreuels et al., 2019) ||| Netherlands   (van Helsdingen, 2025a) ||| Poland   (Hajdamowicz et al., 2014) ||| Russia, Southern  Removed (Tanasevitch, 2024b; Tanasevitch, 2026) ||| Slovakia   (Gajdoš et al., 1999) ||| Spain   (Branco et al., 2019) ||| Sweden   (Kronestedt, 2001) ||| Switzerland   (Maurer & Hänggi, 1990) ||| Turkey (Asia)   (Yağmur et al., 2023) ||| Ukraine   (Polchaninova & Prokopenko, 2019) ||| United Kingdom   (Lavery, 2019) |||
References

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

Bosmans R, Van Keer K (2017) Een herziene soortenlijst van de Belgische spinnen (Araneae). Nieuwsbrief van de Belgische Arachnologische Vereniging 32: 39-69 pdf

Branco V V, Morano E, Cardoso P (2019) An update to the Iberian spider checklist (Araneae). Zootaxa 4614: 201-254 pdf

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

Hajdamowicz I, Stańska M, Rutkowski T (2014) Walckenaeria incisa (O.P.-Cambridge) − a rare European species, new to Poland (Araneae: Linyphiidae). Genus 25: 357-363 pdf

Heimer S (1978) Zur intragenerischen Isolation der Arten der Gattung Pocadicnemis Simon 1884. Zoologische Abhandlungen, Staatliches Museum für Tierkunde Dresden 35: 101-112 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

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

Kreuels M, Staudt A, Christian S (2019) Die Spinnenfauna von Luxemburg – eine Zusammenstellung der Nachweise aus den Jahren 1906-2018 (Arachnida: Araneae). Bulletin de la Société des naturalistes luxembourgeois 121: 203-230 pdf

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

Lavery A (2019) A revised checklist of the spiders of Great Britain and Ireland. Arachnology 18: 196-212 pdf

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

Locket G H, Millidge A F (1953) British spiders. Vol. II. Ray Society, London, 449 pp. pdf

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

Pantini P, Mazzoleni F (2018) I ragni de Calabria (Arachnida Araneae). Rivista del Museo Civico di Scienze Naturali "E. Caffi", Bergamo 31: 11-69 pdf

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

Roberts M J (1987) The spiders of Great Britain and Ireland. Volume 2: Linyphiidae and checklist. Harley Books Colchester, England, 204 pp. pdf

Samu F, Szinetár C (1999) Bibliographic check list of the Hungarian spider fauna. Bulletin of the British Arachnological Society 11: 161-184 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

Tanasevitch A V (2011a) On linyphiid spiders from the eastern and central Mediterranean kept at the Muséum d'histoire naturelle, Geneva. Revue Suisse de Zoologie 118: 49-91 pdf

Tanasevitch A V (2024b) Moss- and litter-dwelling linyphiid spiders from the Mount Elbrus region, northern Caucasus, Russia (Aranei: Linyphiidae). Arthropoda Selecta 33: 417-424 pdf

Tanasevitch A V (2026) New records of forest linyphiid spiders from the Adygea Republic and Krasnodar Krai, northern Caucasus, Russia (Aranei: Linyphiidae). Arthropoda Selecta 35: 128-134 pdf

Wiehle H (1960a) Spinnentiere oder Arachnoidea (Araneae). XI. Micryphantidae-Zwergspinnen. Die Tierwelt Deutschlands 47: 1-620 pdf

WSC (2026) World Spider Catalog. Version 27. Natural History Museum Bern, online at http://wsc.nmbe.ch (20.5.2026) doi: 10.24436/2 pdf

Yağmur E A, Kaya R S, Anlaş S (2023) First record of rare spider Walckenaeria incisa (O. Pickard-Cambridge, 1871) (Araneae: Linyphiidae) from Türkiye. Commagene Journal of Biology 7: 147-151 pdf

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