Linyphiidae  Blackwall, 1859 / Araeoncus  Simon, 1884   24 species

Araeoncus crassiceps  (Westring, 1861)

Description

Tibial apophysis distally indented. Vulva very membranous section of receptaculum seminis. Prosoma yellow-brown to dark brown, male: with cephalic lobe. Legs yellow-brown, femur and tibia distally blackened. Opisthosoma grey-black.

Body length male: 1.4-2 mm
Body length female: 1.5-2 mm
Additional information

Mostly in open terrain

Frequency: Rarely found

Character states from linyphiid key
Distribution
  Presence
  No data
Global distribution (WSC 2020): Europe, Russia (Europe to South Siberia)
Phenology
JanFebMarAprMayJunJulAugSepOctNovDec
 male  female
Figures
Distribution List
Austria   (no references) ||| Belarus   (Ivanov, 2013) ||| Belgium   (no references) ||| Bulgaria   (Blagoev et al., 2018) ||| Czechia   (no references) ||| Denmark   (no references) ||| Estonia   (no references) ||| Finland   (Koponen et al., 2016) ||| France   (no references) ||| Germany   (no references) ||| Ireland   (no references) ||| Italy   (Pantini & Isaia, 2019) ||| Latvia   (Cera, 2018) ||| Liechtenstein   (no references) ||| Montenegro   (no references) ||| Netherlands   (no references) ||| Northern Ireland   (no references) ||| Norway   (Aakra & Hauge, 2003) ||| Poland   (no references) ||| Romania   (no references) ||| Russia, Central   (no references) ||| Russia, Eastern   (no references) ||| Russia, Kaliningrad Region   (no references) ||| Russia, Northern   (no references) ||| Russia, Western   (no references) ||| Serbia   (no references) ||| Slovakia   (no references) ||| Spain   (Branco et al., 2019) ||| Sweden   (Kronestedt, 2001) ||| Switzerland   (no references) ||| Ukraine   (Polchaninova & Prokopenko, 2019) ||| United Kingdom   (no references) |||
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

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

Branco V V, Morano E, Cardoso P (2019) An update to the Iberian spider checklist (Araneae). [N.B.: few records from this paper are not taken over and not commented] Zootaxa 4614: 201-254 pdf

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

Cera I, Keiss O (2016) Spider species new to the fauna of Latvia and new localities for Gnaphosa lapponum and G. nigerrima (Araneae: Gnaphosidae). Latvijas Entomologs 53: 122-124 pdf

Fjellberg A (unpubl.)

Ivanov V V (2013) The checklist of Belarusian spiders (Arachnida, Araneae). Zoology and Ecology 4: 293-311 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

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

Løvbrekke H (unpubl.)

Pantini P, Isaia M (2019) Araneae.it: the online catalog of Italian spiders, with addenda on other arachnid orders occurring in Italy (Arachnida: Araneae, Opiliones, Palpigradi, Pseudoscorpionida, Scorpiones, Solifugae). http://araneae.it. Fragmenta Entomologica 51: 127-152 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

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

World Spider Catalog (2020) World Spider Catalog. Version 21.0. Natural History Museum Bern, online at http://wsc.nmbe.ch (20.03.2020) doi: 10.24436/2 pdf

Updates
23-12-2019 Image insert
23-01-2018 Distribution update Detail
31-05-2016 Image insert
12-03-2015 Image insert
11-12-2014 Image insert