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Thomisidae  Sundevall, 1833 / Xysticus  C. L. Koch, 1835   82 species

Xysticus brevidentatus  Wunderlich, 1995

Description

Male palp with 2 tegular apophyses, lateral one bears a characteristic crest-like bulge on prolateral side and additionally a strongly sclerotised, slightly serrated process. Median apophysis T- or hammer-shaped with broad lateral appendix. Tibial apophysis bipartite, ventral apophysis right-angled with transverse distal edge, additionally with tiny process on prolateral distal end. Retrolateral apophysis massive and club-shaped. Embolus characteristically elongated and massive. Epigyne with median septum flanked with plates on both sides, very variable. Vulva with spirally twisted entrance duct. Prosoma dorsally dark to brown with white U-shaped pattern, eye field yellow to cream-coloured. Sternum longish oval, cream-coloured with yellow-brown margin. Chelicerae brown, median with cream-coloured band, frontally spined. Female proximally brown, distally cream-coloured. Legs brown, proximally yellow-brown with median, cream-coloured longitudinal stripe dorsally and ventrally. Females partly with dark spots or rings on femur. Opisthosoma dorsally with white margin enclosing an oval light brown field with white folium. Spinnerets light brown to brown.

Body length male: 4.0-4.7 mm
Body length female: 6.3-7.4 mm
Distribution
  Presence
  No data
Global distribution (WSC 2020): Italy, Croatia, Bosnia and Herzegoniva, Montenegro, Albania
Figures
Distribution List
Albania   (Deltshev et al., 2011b; Jantscher, 2003) ||| Bosnia and Herzegovina   (Bauer et al., 2020) ||| Croatia   (Jantscher, 2003) ||| Italy   (Pantini & Isaia, 2019) ||| Montenegro   (Jantscher, 2003) |||
References

Bauer T, Lemke M, Pantini P (2020) Xysticus brevidentatus new to Bosnia and Herzegovina (Araneae: Thomisidae), with remarks on the habitat and distribution. Arachnologische Mitteilungen 60: 34-37 pdf

Deltshev C, Vrenozi B, Blagoev G, Lazarov S (2011b) Spiders of Albania – faunistic and zoogeographical review (Arachnida: Araneae). Acta Zoologica Bulgarica 63: 125-144 pdf

Jantscher E (2003) Xysticus brevidentatus (Thomisidae): further records and first description of the female. Journal of Arachnology 31: 363-370 pdf

Pantini P, Isaia M (2019) Araneae.it: the online catalog of Italian spiders, with addenda on other arachnid orders occurring in Italy (Arachnida: Araneae, Opiliones, Palpigradi, Pseudoscorpionida, Scorpiones, Solifugae). http://araneae.it. Fragmenta Entomologica 51: 127-152 pdf

World Spider Catalog (2020) World Spider Catalog. Version 21.0. Natural History Museum Bern, online at http://wsc.nmbe.ch (20.03.2020) doi: 10.24436/2 pdf

Updates
24-09-2020 Image insert
24-09-2020 Distribution insert Detail
14-09-2020 Distribution update Detail