Walckenaeria picetorum (Palmgren, 1976)
Description
Male
Prosoma light brown-grey, striae indistinct. Prosoma length: 0.90 mm. Sternum light brown-grey. Legs light grey-yellow, TmI 0.40. Opisthosoma grey greenish, dorsum with 4 light, indistinct transverse lines, venter with 2 light longitudinal lines.
Body length male: 1.9-2.0 mmFemale
Colouration as in males. Prosoma length: 0.85 mm.
Body length female: 2.0-2.1 mmAdditional information
In Sphagnum of spruce forests.
Distribution
Phenology
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
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Figures
Pedipalp, retrolateral view
(Palmgren 1976)
Epigyne, ventral view
(Løvbrekke unpubl.)
Epigyne, ventral view
(Palmgren 1976)
Vulva, dorsal view
(Løvbrekke unpubl.)
Prosoma, lateral view
(Palmgren 1976)
Prosoma, dorsal view
(Palmgren 1976)
Leg I, retrolateral view
(Palmgren 1976)
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
Esyunin S L, Efimik V E (1996a) Catalogue of the spiders (Arachnida, Aranei) of the Urals. KMK Scientific Press, Moscow, 228 pp. 
Koponen S, Fritzén N R, Pajunen T (2016) Checklist of spiders in Finland (Araneae). 6th version, December 2016, online at http://biolcoll.utu.fi/arach/checklist_of_spiders_in_Finland.htm
Kronestedt T (2001) Checklist of Spiders (Araneae) in Sweden [Preliminary version February 2001]
Løvbrekke H (unpubl.)
Palmgren P (1976) Die Spinnenfauna Finnlands und Ostfennoskandiens VII. Linyphiidae 2 (Micryphantinae, mit Ausnahme der Linyphiindae-ähnlichen). Fauna Fennica 29: 1-126
WSC (2026) World Spider Catalog. Version 27. Natural History Museum Bern, online at http://wsc.nmbe.ch (13.2.2026) doi: 10.24436/2
Updates
| 21-10-2025 | Distribution update | Detail |
| 22-12-2015 | Image insert | |
| 10-12-2013 | Image insert |