Nemesiidae  Simon, 1889 / Iberesia  Decae & Cardoso, 2006   6 species

Iberesia brauni  (L. Koch, 1882)


Embolus with 3 denticles on tip. Vulva with bipartite, short, mushroom-shaped spermatheca. Prosoma dorsally slightly longer than wide. Chelicerae dorsally with brighter, silver white haired longitudinal stripe, fang of male irregularly toothed, in female smooth. Spinnerets with posterior median spinnerets reduced (species-specific).

Body length male: 15.6 mm
Body length female: 20.0-26.0 mm
Additional information

From sea level up to above 800 m, on exposed, horizontal surfaces, also on slopes and between stones

Frequency: Widely distributed

  No data
Global distribution (WSC 2021): Spain (incl. Balearic Is.)
Distribution List
Spain   (Luis de la Iglesia, 2019) ||| Spain / Balearic Islands   (Branco et al., 2019) |||

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

Decae A E (2005) Trapdood spiders of the genus Nemesia Audouin, 1826 on Majorca and Ibiza: taxonomy, distribution and behaviour (Araneae, Mygalomorphae, Nemesiidae). Bulletin of the British Arachnological Society 13: 145-168 pdf

Decae A, Cardoso P (2006) Iberesia, a new genus of trapdoor spiders (Araneae, Nemesiidae) from Portugal & Spain. Revista Ibérica de Aracnología 12: 3-11 pdf

Luis de la Iglesia J A (2019) A new Iberian trapdoor spider, Iberesia valdemoriana n. sp., and the first records of I. brauni and I. barbara in the Iberian Peninsula (Araneae: Nemesiidae). Arachnology 18: 156-171 pdf

WSC (2021) World Spider Catalog. Version 22.5. Natural History Museum Bern, online at (22.09.2021) doi: 10.24436/2 pdf

05-07-2020 Distribution update Detail
16-12-2019 Distribution update Detail
16-12-2019 Image insert
02-10-2014 Image insert