Linyphiidae  Blackwall, 1859 / Birgerius  Saaristo, 1973   1 species

Birgerius microps (Simon, 1911)

Description

Prosoma pale yellow. Chelicerae pale yellow. Legs yellowish. Opisthosoma pale yellow.

Body length female: 1.6 mm
Additional information

inhabiting caves

Troglobiont species (Mammola et al., 2022)

Character states from linyphiid key
Distribution
  Presence
  No data
Global distribution (WSC 2026): France, Spain
Figures
Distribution List
France   (Le Peru, 2007) ||| Spain   (Branco et al., 2019) |||
References

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

Le Peru B (2007) Catalogue et répartition des araignées de France. Revue Arachnologique 16: 1-468 pdf

Mammola S, Pavlek M, Huber B A, Isaia M, Ballarin F, Tolve M, Čupić I, Hesselberg T, Lunghi E, Mouron S, Graco-Roza C, Cardoso P (2022) A trait database and updated checklist for European subterranean spiders. Scientific Data 9(236): 1-13 pdf

Saaristo M I (1973) Birgerius gen. n. (Araneae: Linyphiidae). Annales Zoologici Fennici 10: 449-450 pdf

WSC (2026) World Spider Catalog. Version 27. Natural History Museum Bern, online at http://wsc.nmbe.ch (20.5.2026) doi: 10.24436/2 pdf

Updates
29-08-2025 Distribution update Detail