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Linyphiidae  Blackwall, 1859 / Asthenargus  Simon & Fage, 1922   9 species

Asthenargus helveticus  Schenkel, 1936

WSC LSID urn:lsid:nmbe.ch:spidersp:009515

Key to genera | Key to species

Description
Tibial apophysis semicircularly bent. Epigynal plate reaching only somewhat beyond epigastric furrow. Prosoma light yellow, without elevated head region. Legs yellow. Body length male: 1.3-1.5 mm
Body length female: 1.3-1.55 mm
Additional information
in soil layer of forests, 280-1700 m

Frequency: Rarely found

Character states from linyphiid key
Distribution
  Presence
  No data
Global distribution (WSC 2019): Germany, Switzerland, Italy to Poland
Figures
species

male Pedipalp
(Heimer & Nentwig 1991)

species

male Pedipalp
(Thaler 1969)

species

male Embolic division
(Thaler 1969)

species

male Palpal tibia
(Thaler 1969)

species

male Palpal tibia
(Thaler 1969)

species

male Tibial apophysis
(Heimer & Nentwig 1991)

species

female Epigyne
(Heimer & Nentwig 1991)

species

female Vulva
(Heimer & Nentwig 1991)

species

female Vulva
(Thaler 1969)

References

Heimer S, Nentwig W (1991) Spinnen Mitteleuropas. Paul Parey Berlin pdf

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

Pantini P, Isaia M (2018) Checklist of the Italian spiders (version June 2018). online at http://www.museoscienzebergamo.it/web/index.php?option=com_content&view=category&layout=blog&id=96&Itemid=94 pdf

Thaler K (1969) Über einige wenig bekannte Zwergspinnen aus Tirol (Arachn., Araneae, Erigonidae). Ber Nat - Med Ver Innsbruck 57: 195-219

World Spider Catalog (2019) World Spider Catalog, version 20.5. Natural History Museum Bern, online at http://wsc.nmbe.ch (20.09.2019) doi: 10.24436/2