Linyphiidae  Blackwall, 1859 / Microctenonyx  Dahl, 1886   2 species

Microctenonyx subitaneus (O. Pickard-Cambridge, 1875)

Description

Tibial apophysis dorsal, pointed. Embolus hook-shaped. Prosoma yellow-brown, male: with broad depressions. Legs light yellow-brown. Opisthosoma yellowish grey.

Body length male: 1.2-1.5 mm
Body length female: 1.3-2 mm
Additional information

In litter layer, caves and buildings

Character states from linyphiid key
Distribution
  Presence
  No data
Global distribution (WSC 2026): Europe, Macaronesia, North Africa to Kyrgyzstan. Introduced to USA, Chile, Argentina, Kenya, South Africa, Australia, New Zealand
Phenology
JanFebMarAprMayJunJulAugSepOctNovDec
 male  female
Figures
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.

Algeria   (Bosmans, 2007; Benhacene et al., 2023) ||| Austria   (Thaler, 1999b) ||| Belgium   (Bosmans & Van Keer, 2017) ||| Bulgaria   (Blagoev et al., 2018) ||| Cyprus   (Bosmans et al., 2019c; Tanasevitch, 2011a) ||| Czechia   (Růžička & Řezáč, 2022a) ||| Denmark   (Scharff & Gudik-Sørensen, 2006) ||| Egypt   (El-Hennawy, 2017a) ||| France   (Le Peru, 2007) ||| France / Corsica   (Le Peru, 2007) ||| Germany   (Blick et al., 2016) ||| Greece   (Bosmans et al., 2009) ||| Greece / Crete   (Bosmans et al., 2013) ||| Iceland   (Agnarsson, 1996) ||| Ireland   (Cawley, 2001; Lavery, 2019) ||| Italy   (Isaia et al., 2025) ||| Italy / Sardinia   (Isaia et al., 2025) ||| Liechtenstein   (Arnold, 2001) ||| Malta   (Pfliegler et al., 2017; Dandria et al., 2005) ||| Morocco   (Bosmans, 2007) ||| Netherlands   (van Helsdingen, 2025a) ||| North Macedonia   (Komnenov, 2017) ||| Northern Ireland   (Lavery, 2019) ||| Norway   (Aakra & Hauge, 2003) ||| Poland   (Rozwałka & Stanska, 2008) ||| Portugal   (Branco et al., 2019) ||| Romania   (Weiss & Petrișor, 1999) ||| Serbia   (Deltshev et al., 2003b) ||| Slovakia   (Gajdoš et al., 1999) ||| Spain   (Branco et al., 2019) ||| Spain / Balearic Islands   (Branco et al., 2019) ||| Sweden   (Kronestedt, 2001) ||| Switzerland   (Maurer & Hänggi, 1990) ||| Tunisia   (Bosmans, 2007) ||| Ukraine   (Polchaninova & Prokopenko, 2019) ||| United Kingdom   (Lavery, 2019) |||
References

Aakra K, Hauge E (2003) Checklist of Norwegian spiders (Arachnida: Araneae), including Svalbard and Jan Mayen. Norwegian Journal of Entomology 50: 109-129 pdf

Agnarsson I (1996) Íslenskar köngulær Fjölrit Náttúrufræðistofnunar 31: 1-175 pdf

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

Benhacene R, Adjami A, Hadjeb A, Kermiche K, Ouakid M L (2023) Bibliographic checklist of the Algerian spider fauna (Araneae). Zootaxa 5352: 301-357 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

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 (2007) Contribution to the knowledge of the Linyphiidae of the Maghreb. Part XII. Miscellaneous erigonine genera and additional records (Araneae: Linyphiidae: Erigoninae). Bulletin & Annales de la Société Entomologique de Belgique 143: 117-163 pdf

Bosmans R, Baert L, Bosselaers J, De Koninck H, Maelfait J-P, Van Keer J (2009) Spiders of Lesbos (Greece). Nieuwsbrief van de Belgische Arachnologische Vereniging 24(suppl.): 1-70 pdf

Bosmans R, Van Keer J, Russell-Smith A, Hadjiconstantis M, Komnenov M, Bosselaers J, Huber S, McCowan D, Snazell R, Decae A, Zoumides C, Kielhorn K-H, Oger P (2019c) Spiders of Cyprus (Araneae). A catalogue of all currently known species from Cyprus. Newsletter of the Belgian Arachnological Society 34, Suppl. 1: 1-173 pdf

Bosmans R, Van Keer J, Russell-Smith A, Kronestedt T, Alderweireldt M, Bosselaers J, De Koninck H (2013) Spiders of Crete (Araneae). A catalogue of all currently known species from the Greek island of Crete. Nieuwsbrief van de Belgische Arachnologische Vereniging 28 (Suppl. 1): 1-147 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

Cawley M (2001) Distribution records for uncommon spiders (Araneae) including five species new to Ireland. Bulletin of the Irish Biogeographical Society 25: 135-143 pdf

Dandria D, Falzon V, Henwood J (2005) The current knowledge of the spider fauna of the Maltese Islands with the addition of some new records (Arachnida: Araneae). The Central Mediterranean Naturalist 4: 121-129 pdf

Deltshev C D, Ćurčić B P M, Blagoev GA (2003b) The spiders of Serbia. Inst. Zoology, Fac. Biology, Belgrade & Inst. Zoology, Bulg. Acad. Sci., Sofia. 832 pp.

El-Hennawy H K (2017a) A list of Egyptian spiders (revised in 2017). Serket 15: 167-183 pdf

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

Gnelitsa V A (2009a) A survey of Crimean Linyphiidae (Aranei). 1. On seven rare and little known linyphiids from Crimea. Arthropoda Selecta 17: 191-202 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

Komnenov M (2017) New data on spider fauna (Araneae) of Shar Mountain, north-western Macedonia. Proceedings of the 5th Congress of the Ecologists of Macedonia, with international participation (Ohrid, 19th-22nd October 2016). Special issues of the Macedonian Ecological Society 13: 44-61 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

Lecigne S, Moutaouakil S, Lips J (2023) Contribution to the knowledge of the spider fauna of Morocco (Arachnida: Araneae) – first note – on new records of cave spiders. Arachnologische Mitteilungen 66: 44-71 pdf

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

Løvbrekke H (unpubl.)

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

Pfliegler W A, Schönhofer A, Niedbała W, Vella P, Sciberras A, Vella A (2017) New records of mites (Acari) and harvestmen (Opiliones) from Malta with a preliminary checklist of Maltese Arachnida. Soil Organisms 89: 85-110 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

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

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

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

Thaler K (1999b) Beiträge zur Spinnenfauna von Nordtirol - 6. Linyphiidae 2: Erigoninae (sensu Wiehle) (Arachnida: Araneida). Veröffentlichungen des Tiroler Landesmuseums Ferdinandeum 79: 215-264 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

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 (13.2.2026) doi: 10.24436/2 pdf

Updates
02-10-2025 Distribution update Detail
20-12-2024 Distribution update Detail
05-12-2024 Distribution update Detail
18-01-2024 Image insert
19-07-2020 Distribution update Detail
07-05-2020 Distribution update Detail
07-11-2019 Distribution update Detail
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15-12-2017 Image insert
23-09-2015 Distribution update Detail
31-12-2013 Image insert
15-10-2013 Distribution update Detail