Walckenaeria simplex Chyzer, 1894
Description
Tibial apophysis long, bent, bluntly tapering, another, bent, blunt process on its base. Legs bright reddish yellow, completely spineless.
Body length male: 3.0 mmBody length female: 2.9 mm
Additional information
In damp leaf litter of a shadowed mixed forest (Slovakia), warm location on border of Alps (Austria)
Character states from linyphiid key
Distribution
Phenology
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
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Figures
Pedipalp, ventral view
(Miller 1959)
Palpal tibia, dorsal view
(Thaler 1986a)
Tibial apophysis
(Miller 1959)
Epigyne
(Miller 1959)
Epigyne/vulva, ventral view
(Thaler 1986a)
Vulva
(Miller 1959)
Vulva, dorsal view
(Thaler 1986a)
Prosoma, lateral view
(Miller 1959)
Prosoma, dorsal view
(Miller 1959)
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.
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) 
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
Gajdoš P, Svatoň J, Sloboda J (1999) Katalóg pavúkov Slovenska. Catalogue of Slovakian spiders. Ústav kr. ekol. SAV, Bratislava, 337 pp.
Grbić G, Hänggi A, Savić D (2015) New faunistic records of spiders (Arachnida, Areneae [sic]) from the Fruška Gora mountain, northern Serbia. Acta Zoologica Bulgarica 67: 479-486
Kielhorn K-H (2008a) Walckenaeria simplex neu für Deutschland (Araneae, Linyphiidae). Arachnologische Mitteilungen 35: 61-65
Komnenov M (2014) Spider fauna of the Osogovo Mt. Range, Northeastern Macedonia. Fauna Balkana 2: 1-267
Kostanjšek R, Kuntner M (2015) Araneae Sloveniae: a national spider species checklist. ZooKeys 474: 1-91
Kropf C, Horak P (1996) Die Spinnen der Steiermark (Arachnida, Araneae). Mitteilungen des Naturwissenschaftlichen Vereines für Steiermark Sonderheft: 1-112
Miller F (1959) Einige neue oder unvollkommen bekannte Spinnenarten aus der Familie der Erigoniden. Sborník Entomologického Oddělení Národního Musea v Praze 33: 41-59
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
Samu F, Szinetár C (1999) Bibliographic check list of the Hungarian spider fauna. Bulletin of the British Arachnological Society 11: 161-184
Thaler K (1986a) Über wenig bekannte Zwergspinnen aus den Alpen, VII. Mitteilungen der Schweizerischen Entomologischen Gesellschaft 59: 487-498
Van Keer J, Van Keer K, De Koninck H, Ramel G (2010) The arachnofauna (Araneae) of wetland Kerkini (Macedonia-Northern Central Greece). Acta Zoologica Bulgarica 62: 141-160
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
WSC (2026) World Spider Catalog. Version 27. Natural History Museum Bern, online at http://wsc.nmbe.ch (13.2.2026) doi: 10.24436/2