Linyphiidae  Blackwall, 1859 / Centromerus  Dahl, 1886   68 species

Centromerus paradoxus  (Simon, 1884)


Palp: Patella with robust spine which is a little longer than patella. Tibia with a much longer but thinner spine. Lamella is a large and arched sclerite, incised distally. Lateral face of chitinous basal part of the median membrane is densely denticulated.


Epigyne: epigynal depression very large, occupying whole epigastric area. Anterior border semicircular, with short and wrinkled median septum. Scape with parallel borders, enlarged, with large openings. Median plate large and roundish, lateral plates slightly larger than median plate. Spermathecae elongated and bent.

Body length female: 1.8 mm
Additional information

Troglophile species (Mammola et al. 2018b)

Character states from linyphiid key
  No data
Global distribution (WSC 2023): Western Mediterranean
 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.

Algeria   (Bosmans, 2006a) ||| France   (Bosmans, 1986) ||| Italy   (Ballarin & Pantini, 2020) ||| Portugal   (Branco et al., 2019) ||| Spain   (Branco et al., 2019) |||

Ballarin F, Pantini P (2020) Three new species and new records of the genus Centromerus (Araneae, Linyphiidae) from Italy. European Journal of Taxonomy 660: 1-23 pdf

Bosmans R (1986) Études sur les Linyphiidae Nord-Africaines IV. Le genre Centromerus Dahl (Araneae: Linyphiidae). Biologisch Jaarboek Dodonaea 54: 85-103 pdf

Bosmans R (2006a) Contribution to the knowledge of the Linyphiidae of the Maghreb. Part XI. Miscellaneous linyphiid genera and additions (Araneae: Linyphiidae: Linyphiinae). Bulletin & Annales de la Société Entomologique de Belgique 141: 125-161 pdf

Branco V V, Morano E, Cardoso P (2019) An update to the Iberian spider checklist (Araneae). Zootaxa 4614: 201-254 pdf

Dresco E (1952) Remarques sur les Centromerus du groupe paradoxus et description de deux espèces nouvelles. Notes biospéologiques 7: 95-100 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 (2023) World Spider Catalog. Version 24. Natural History Museum Bern, online at (14.02.2023) doi: 10.24436/2 pdf

08-04-2021 Distribution insert Detail
09-06-2020 Distribution update Detail
28-09-2016 Datasheet update Detail
01-04-2014 Image insert
18-02-2014 Image insert