Nesticidae  Simon, 1894 / Nesticus  Thorell, 1869   12 species

Nesticus ionescui  Dumitrescu, 1979


Prosoma 2.2 mm long. Characters as in female, but pattern on prosoma and opisthosoma more distinct.


Prosoma and appendages light reddish yellow. Prosoma 1.9 mm long. Prosoma and opisthosoma with very faint pattern, sometimes pattern absent. Eyes well developed, ringed with reddish brown, PME 1.2 diameters apart. Chelicerae with 3 teeth on promargin, and behind with a row of serrated bristles.

Additional information

In caves.

Troglophile species (Mammola et al. 2018)

  No data
Global distribution (WSC 2022): Romania
Egg sacs in July.
Distribution List
Romania   (no references) |||

Dumitrescu M (1979) La monographie des représentants du genre Nesticus des grottes de Roumania. I note. Travaux de l’Institut de Spéologie “Émile Racovitza” 18: 53-84 pdf

Le Peru B (2011) The spiders of Europe, a synthesis of data: Volume 1 Atypidae to Theridiidae. Mémoires de la Société Linnéenne de Lyon 2: 1-522 pdf

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

WSC (2022) World Spider Catalog. Version 23.5. Natural History Museum Bern, online at (21.07.2022) doi: 10.24436/2 pdf

29-05-2015 Image insert