Nesticidae  Simon, 1894 / Nesticus  Thorell, 1869   12 species

Nesticus birsteini  Charitonov, 1947

Description
Male

Prosoma length: 1.98 mm, prosoma width: 1.93 mm.

Female

Prosomalänge: 1.65 mm, prosoma width: 1.5 mm.

Additional information

Troglophile species (Mammola et al. 2018)

Distribution
  Presence
  No data
Global distribution (WSC 2020): Caucasus (Russia, Georgia)
Phenology
JanFebMarAprMayJunJulAugSepOctNovDec
 male  female
Figures
Distribution List
Georgia   ( Otto, 2020; ) ||| Russia, Southern   ( Otto, 2020; ) |||
References

Charitonov D E (1947) Spiders and harvestspiders from the caves of the Black Sea coast of the Caucasus. Byull Mosk Obshch Ispyt Prir (N.S., Biol.) 52: 15-28

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

Mammola S, Cardoso P, Ribera C, Pavlek M, Isaia M (2018b) A synthesis on cave-dwelling spiders in Europe. Zoological Systematics and Evolutionary Research 56: 301-316 pdf

Mikhailov K G (2013) The spiders (Arachnida: Aranei) of Russia and adjacent countries: a non-annotated checklist. Arthropoda Selecta, Supplement 3: 1-262 pdf

Otto S (2020) Caucasian spiders. A faunistic database on the spiders of the Caucasus Ecoregion. Database version 03.2020. Internet: caucasus-spiders.info.

Pichka V E (1965) On the spider fauna of the caves in the west Transcaucasia. Zool Zh 44: 1190-1196

World Spider Catalog (2020) World Spider Catalog. Version 21.0. Natural History Museum Bern, online at http://wsc.nmbe.ch (20.03.2020) doi: 10.24436/2

Updates
08-02-2019 Distribution update Detail
01-12-2013 Distribution update Detail
29-10-2013 Image insert