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Linyphiidae  Blackwall, 1859 / Kaestneria  Wiehle, 1956   3 species

Kaestneria torrentum (Kulczyński, 1882)

Description

Embolus short. Epigyne with a transverse oval groove. Prosoma yellowish-brown, margin darkened. Sternum dirty yellow. Chelicerae with small denticles variable in number on cheliceral furrow margin. Legs yellow-brown. Metatarsus mostly blackish. Opisthosoma dark grey, rarely with lighter chevrons dorsally.

Body length male: 2-2.5 mm
Body length female: 2-2.5 mm
Additional information

Under stones trickled by water, in very damp canyons up to 1200 m, Carpathians

Character states from linyphiid key
Distribution
  Presence
  No data
Global distribution (WSC 2026): Poland, Czechia, Slovakia, Romania, Ukraine
Phenology
JanFebMarAprMayJunJulAugSepOctNovDec
 male  female
Figures
Distribution List
Czechia   (Růžička & Řezáč, 2022a) ||| Poland   (Rozwałka & Stanska, 2008) ||| Romania   (Weiss & Petrișor, 1999) ||| Slovakia   (Gajdoš et al., 1999) ||| Ukraine   (Hirna et al., 2016; Gnelitsa, 2004b) |||
References

Gajdoš P, Svatoň J, Sloboda J (1999) Katalóg pavúkov Slovenska. Catalogue of Slovakian spiders. Ústav kr. ekol. SAV, Bratislava, 337 pp.

Gnelitsa V A (2004b) [Preliminary data on spiders of the family Linyphiidae of the Vyzhnitsky National Nature Park (Carpathians, Ukraine)]. Nature Reserves in Ukraine 10: 86-89 pdf

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

Hirna A, Gnelitsa V, Zhukovets E (2016) A checklist of the spiders (Araneae) of the Chornohora Mountain massif (Ukrainian Carpathians). Arachnologische Mitteilungen 51: 16-38 pdf

Rozwałka R, Stanska M (2008) Check-list of spiders (Araneae) of Poland. 1. December 2008. online at http://www.arachnologia.edu.pl/en/species/8-spiders-of-poland.html pdf

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 pdf

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 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

Updates
29-09-2025 Distribution update Detail
16-02-2023 Distribution update Detail
30-07-2020 Distribution update Detail
04-03-2016 Distribution update Detail