Linyphiidae  Blackwall, 1859 / Improphantes  Saaristo & Tanasevitch, 1996   7 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 2018): Germany to Russia (W-Siberia)
 male  female

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

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

Helsdingen P J van (2010a) Araneae. In: Fauna Europaea Database (Version 2010.1), online at

Rozwalka 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

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 Bull 8: 193-198

World Spider Catalog (2018) World Spider Catalog. Natural History Museum Bern, online at, version 19.0, accessed on 14.01.2018. doi: 10.24436/2

29-11-2017 Distribution update Old value
24-09-2015 Distribution update Old value