Linyphiidae  Blackwall, 1859 / Araeoncus  Simon, 1884   22 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 2018): Europe to Russia (Western Siberia, Central Asia)
Phenology
JanFebMarAprMayJunJulAugSepOctNovDec
 male  female
Figures
References

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)

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

Helsdingen P J van (2010a) Araneae. In: Fauna Europaea Database (Version 2010.1), online at www.european-arachnology.org

Locket G H, Millidge A F (1953) British Spiders 2. Ray Soc London

Løvbrekke H (unpubl.)

Pantini P, Isaia M (2017) Checklist of the Italian spiders (version May 2017). online at http://www.museoscienzebergamo.it/web/index.php?option=com_content&view=category&layout=blog&id=96&Itemid=94 pdf

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

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

World Spider Catalog (2018) World Spider Catalog, version 19.5. Natural History Museum Bern, online at http://wsc.nmbe.ch (15.07.2018) doi: 10.24436/2

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