Linyphiidae  Blackwall, 1859 / Improphantes  Saaristo & Tanasevitch, 1996   11 species

Improphantes geniculatus  (Kulczyński, 1898)


Male palp with pointed end of lamella. Paracymbium with large forked tooth. Epigyne with rounded plates lateral to scapus (in lateral view), shorter than scapus. Prosoma yellow-brown, with black margin. Legs brown-yellow. Opisthosoma grey.

Body length male: 1.7-2.2 mm
Body length female: 2-2.2 mm
Additional information

In dry meadows

Character states from linyphiid key
  No data
Global distribution (WSC 2023): Germany to Russia (West Siberia)
 male  female
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   (no references) ||| Czechia   (Růžička & Řezáč, 2022a) ||| Germany   (no references) ||| Hungary   (Samu & Szinetár, 1999) ||| Poland   (Rozwałka & Łysiak, 2011) ||| Russia, Central   (Tanasevitch & Alekseenko, 2012) ||| Russia, Eastern   (no references) |||

Esyunin S L, Efimik V E (1999) Remarks on the Ural spider fauna, 9. New data on the Ural species of the genus Lepthyphantes Menge, 1866 (s.l.) (Aranei: Linyphiidae). Arthropoda Selecta 7: 227-232 pdf

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

Rozwałka R, Łysiak S (2011) First record of the Improphantes geniculatus (Kulczyński, 1898) (Araneae, Linyphiidae) in Poland. Zeszyty Naukowe Uniwersytetu Szczecińskiego, Acta Biologica 18: 131-135 pdf

Růžička V, Řezáč M (2022a) Seznam pavouků České republiky. List of spiders of the Czech Republic. Online at and pdf

Samu F, Szinetár C (1999) Bibliographic check list of the Hungarian spider fauna. Bulletin of the British Arachnological Society 11: 161-184 pdf

Tanasevitch A V, Alekseenko Y G (2012) To the knowledge of the linyphiid spider fauna (Aranei: Linyphiidae) of limestone steppes in the Russian Plain. Caucasian Entomological Bulletin 8: 193-198 pdf

WSC (2023) World Spider Catalog. Version 24.5. Natural History Museum Bern, online at (25.10.2023) doi: 10.24436/2 pdf

11-06-2023 Distribution update Detail
29-11-2017 Distribution update Detail
24-09-2015 Distribution update Detail