Linyphiidae  Blackwall, 1859 / Centromerus  Dahl, 1886   68 species

Centromerus isaiai  Bosmans, 2015


Pedipalp: paracymbium without large teeth. Prosoma yellowish brown, some specimens with greyish fovea, striae and margins. Prosoma length: 1.11-1.13 mm. Chelicerae yellowish brown, promargin with 3 teeth, teeth absent on retromargin. Sternum greyish, speckled with yellowish brown. Legs yellow-brown, apices of tibiae whitish, TmI 0.25. Opisthosoma grey to dark grey,

Body length male: 1.7-2.2 mm

Epigyne: basal part of scapus relatively narrow compared to C. sylvaticus. Prosoma length: 0.79-0.87 mm. Colouration as in male.

Body length female: 1.8-2.2 mm
Additional information

Similar to C. sylvaticus but smaller.

  No data
Global distribution (WSC 2022): France (mainland, Corsica), Italy (Sardinia)
 male  female
Distribution List
France   (Breitling, 2018) ||| France / Corsica   (Bosmans & Colombo, 2015) ||| Italy / Sardinia   (Bosmans & Colombo, 2015) |||

Bosmans R, Colombo M (2015) New species of spiders from Sardinia (Araneae), with ecological notes on Lipocrea epeiroides (O. Pickard-Cambridge, 1872) (Araneae: Araneidae). Arachnology 16: 319-332 pdf

Breitling R (2018) Eric Duffey's spider collection in the Manchester Museum – an update. Newsletter of the British Arachnological Society 141: 5-9 pdf

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

09-06-2020 Distribution update Detail
16-04-2018 Image insert
14-04-2018 Distribution update Detail
13-01-2016 Distribution update Detail
13-01-2016 Image insert