Amaurobiidae  Thorell, 1870 / Amaurobius  C. L. Koch, 1837   35 species

Amaurobius obustus  L. Koch, 1868

Description

Tibial apophysis dorsally with a slender lateral process, median process long and slender. Epigyne with long lateral parts, reaching end of median part. Prosoma yellow-brown. Sternum yellow-brown. Chelicerae red-brown. Legs yellow-brown, with darker spots. Opisthosoma light grey-yellow, dorsally in the anterior half a black square marking becoming a dark longitudinal stripe posteriorly.

Body length male: 3-4 mm
Body length female: 4.5-5.5 mm
Additional information

Under stones.

Frequency: Rare

Distribution
  Presence
  No data
Distribution comment: Germany: records not confirmed, therefore deleted (Blick et al., 2016)
Global distribution (WSC 2018): Europe
Figures
References

Blagoev G, Deltshev C, Lazarov S, Naumova M (2017) The spiders (Araneae) of Bulgaria. Version: October 2017. National Museum of Natural History, Bulgarian Academy of Sciences. Online at http://www.nmnhs.com/spiders-bulgaria/ (accessed on 12.10.2017)

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

Denis J (1963a) Araignées des Dolomites. Atti Ist Veneto Sci 121: 253-271

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

Kostanjšek R, Kuntner M (2015) Araneae Sloveniae: a national spider species checklist. ZooKeys 474: 1-91 pdf

Loksa I (1969) Pokok I-Araneae I. Fauna Hungariae 97: 2.1-2.133

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

Pesarini C (1991) The Amaurobiidae of Northern Italy (Araneae). Atti Soc Ital Sc Nat Mus Civ Stor Nat Milano 131: 261-276

Thaler K (1990a) Amaurobius ruffoi n.sp., eine weitere Reliktart der Südalpen ? mit Bemerkungen über die Amaurobiidae der Alpen (Arachnida: Aranei). Zool Anz 225: 241-252

Wiehle H (1953) Spinnentiere oder Arachnoidea (Araneae), IX. Orthognatha-Cribellata-Haplogynae, Entelegynae (Pholcidae, Zodariidae, Oxyopidae, Mimetidae, Nesticidae). Tierwelt Deutschlands 42

World Spider Catalog (2018) World Spider Catalog. Natural History Museum Bern, online at http://wsc.nmbe.ch, version 19.0, accessed on 14.01.2018. doi: 10.24436/2

Updates
02-03-2015 Distribution update Old value