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Linyphiidae  Blackwall, 1859 / Agyneta  Hull, 1911   43 species

Agyneta ressli (Wunderlich, 1973)

WSC LSID urn:lsid:nmbe.ch:spidersp:011708

Key to genera | Key to species

Description
Male

Male palp with almost parallel sided lamella characteristica.
Prosoma yellowish brown to dark brown, margin blackish. Sternum dark brown, with darker margin. Chelicerae yellow-brown. Legs yellow-brown, weakly tinged with black. Opisthosoma grey, ventrally distinctly darker than dorsally.

Body length male: 1.7-1.9 mm
Female

Vulva with globular receptacula seminis. 

Body length female: 1.7-1.9 mm
Additional information

High alpine species

Character states from linyphiid key
Distribution
  Presence
  No data
Distribution comment: Records from the Caucasus are based on misidentifications (see A. mesasiatica)
Global distribution (WSC 2026): Alps (France, Switzerland, Germany, Austria, Italy), North Macedonia, Greece
Phenology
JanFebMarAprMayJunJulAugSepOctNovDec
 male  female
Figures
species

male Pedipalp
(Tanasevitch 2000a)

species

male Pedipalp, retrolateral view
(van Helsdingen 1982b)

species

male Embolus
(Tanasevitch 2000a)

species

male Lamella characteristica
(Tanasevitch 2000a)

species

male Lamella characteristica
(Tanasevitch 2000a)

species

male Lamella characteristica
(Tanasevitch 2000a)

species

male Lamella characteristica
(Tanasevitch 2000a)

species

male Lamella characteristica
(Tanasevitch 2000a)

species

male Lamella characteristica
(Tanasevitch 2000a)

species

male Lamella characteristica
(Tanasevitch 2000a)

species

male Lamella characteristica
(Tanasevitch 2000a)

species

male Lamella characteristica
(Tanasevitch 2000a)

species

male Cymbium, prolateral view
(van Helsdingen 1982b)

species

male Palpal tibia, dorsal view
(van Helsdingen 1982b)

species

male Chelicera, lateral view
(van Helsdingen 1982b)

species

female Epigyne
(Wunderlich 1973b)

species

female Epigyne, lateral view
(Wunderlich 1973b)

species

female Vulva, ventral view
(Wunderlich 1973b)

species

female Vulva, dorsal view
(Wunderlich 1973b)

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.

Austria   (Thaler, 1995; Tanasevitch, 2000a) ||| Azerbaijan  Removed (Nuruyeva & Zamani, 2025) ||| France   (Michaud & Forêt, 2018) ||| Germany   (Blick et al., 2016) ||| Greece   (Buchholz, 2013; Russell-Smith, 2014) ||| Italy   (Isaia et al., 2025) ||| Liechtenstein   (Arnold, 2001) ||| North Macedonia   (Komnenov, 2017) ||| Switzerland   (Maurer & Hänggi, 1990; Tanasevitch, 2000a; Hänggi & Stäubli, 2012) |||
References

Arnold K (2001) Beitrag zur Spinnenfauna (Arachnida, Araneae) des Fürstentums Liechtenstein. Berichte der Botanisch-Zoologischen Gesellschaft Liechtenstein-Sargans-Werdenberg 28: 211-244 pdf

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 pdf

Buchholz S (2013) Spider records from East Macedonia and Thrace (NE Greece). Arachnologische Mitteilungen 45: 45-53 pdf

Hänggi A, Stäubli A (2012) Nachträge zum „Katalog der schweizerischen Spinnen“: 4. Neunachweise von 2002 bis 2011. Arachnologische Mitteilungen 44: 59-76 pdf

Helsdingen P J van (1982b) Quelques remarques sur les Linyphiidae mentionnés par Di Caporiacco. Revue Arachnologique 3: 155-180 pdf

Isaia M, Tolve M, Pantini P (2025) Araneae.it: 2.0: the new updated version of the digital catalog of the Italian spiders and other arachnids (Arachnida: Araneae, Opiliones, Scorpiones, Pseudoscorpiones, Palpigradi, Solifugae). Fragmenta Entomologica 57: 197-204 pdf

Komnenov M (2017) New data on spider fauna (Araneae) of Shar Mountain, north-western Macedonia. Proceedings of the 5th Congress of the Ecologists of Macedonia, with international participation (Ohrid, 19th-22nd October 2016). Special issues of the Macedonian Ecological Society 13: 44-61 pdf

Maurer R, Hänggi A (1990) Katalog der schweizerischen Spinnen. Documenta Faunistica Helvetiae 12 pdf

Michaud A, Forêt J (2018) Découverte en France d'Agyneta alpica Tanasevitch, 2000 et de Mughiphantes baebleri (Lessert, 1910) (Araneae, Linyphiidae). Revue Arachnologique (2) 5: 11-13 pdf

Nuruyeva T, Zamani A (2025) An annotated checklist of the spiders (Arachnida: Araneae) of Azerbaijan. Zootaxa 5680: 1-168 pdf

Russell-Smith A (2014) Spiders from the Ionian islands of Kerkyra (Corfu) and Lefkada, Greece (Arachnida: Aranei). Arthropoda Selecta 23: 285-300 pdf

Tanasevitch A V (2000a) On some Palaearctic species of the spider genus Agyneta Hull 1911, with description of four new species (Aranei: Linyphiidae). Arthropoda Selecta 8: 201-213 pdf

Thaler K (1995) Beiträge zur Spinnenfauna von Nordtirol - 5. Linyphiidae 1: Linyphiinae (sensu Wiehle) (Arachnida: Araneida). Berichte des Naturwissenschaftlich-Medizinischen Vereins in Innsbruck 82: 153-190 pdf

WSC (2026) World Spider Catalog. Version 27. Natural History Museum Bern, online at http://wsc.nmbe.ch (13.2.2026) doi: 10.24436/2 pdf

Wunderlich J (1973b) Zur Spinnenfauna Deutschlands, XV. Weitere seltene und bisher unbekannte Arten sowie Anmerkungen zur Taxonomie und Synonymie (Arachnida: Araneae). Senckenbergiana Biologica 54: 405-428 pdf

Updates
10-02-2026 Distribution update Detail
10-02-2026 Distribution insert Detail
18-08-2025 Distribution update Detail
18-08-2025 Distribution insert Detail
21-03-2021 Distribution update Detail
06-01-2019 Distribution update Detail
18-03-2014 Image insert
12-07-2013 Distribution update Detail
09-07-2013 Distribution update Detail