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

Xysticus kempeleni  Thorell, 1872

Description

Male palp with bulbus and circular tegulum with 2 slightly sclerotised folds. Tibial apophysis ventrally, slightly compact and hook-like bent, one intermediate apophysis, robust in ventral view, horn-shaped, and one retrolateral apophysis, long, bent and ending in a fine tip. Epigyne with circular, shallow epigynal groove. Vulva consisting of 2 parts: large, sac-like structures divided into compartments and 2 longish, slender, tube-shaped structures. Prosoma black brown to dark brown (rarely dark red-brown), contrast-rich, laterally spotted with white like the legs, dorsally with V-shaped pattern, eye field dark brown. Sternum beige, with yellowish margin, bulged and broad, longish oval to roundish or shield-shaped. Bristles dense, short, robust anteriorly, scarce medially. Chelicerae in block stripes, proximally dark brown, followed by beige or cream and distally dark brown again, frontally with short, robust spine or generally with fine soft bristles. Legs dark brown, with white, contrast-rich elements. Opisthosoma brown to dark brown, sometimes light red-brown, with slender, bright and dark longitudinal bands. Spinnerets dark brown, white margined.

Body length male: 3.6-4.7 mm
Body length female: 5.5-7.6 mm
Additional information

In leaf litter, on low vegetation in heathland and dry meadows, sometimes under stones, from lowland to mountains

Distribution
  Presence
  No data
Global distribution (WSC 2020): Europe to Central Asia
Phenology
JanFebMarAprMayJunJulAugSepOctNovDec
 male  female
Figures
Distribution List
Albania   (Vrenozi & Jäger, 2012) ||| Austria   (no references) ||| Azerbaijan   (Otto, 2020) ||| Belgium   (no references) ||| Bulgaria   (Blagoev et al., 2018) ||| Croatia   (no references) ||| Czechia   (no references) ||| France   (no references) ||| France / Corsica   (no references) ||| Georgia   (Otto, 2020) ||| Germany   (no references) ||| Greece   (no references) ||| Hungary   (Samu & Szinetár, 1999) ||| Italy   (Pantini & Isaia, 2019) ||| Liechtenstein   (no references) ||| Luxembourg   (Hermann, 1998; Kreuels et al., 2019) ||| Moldova   (no references) ||| Montenegro   (no references) ||| Netherlands   (no references) ||| North Macedonia   (no references) ||| Poland   (no references) ||| Portugal   (Branco et al., 2019) ||| Romania   (no references) ||| Russia, Central   (no references) ||| Russia, Eastern   (no references) ||| Serbia   (no references) ||| Slovakia   (no references) ||| Slovenia   (Kostanjšek & Kuntner, 2015) ||| Spain   (Branco et al., 2019) ||| Switzerland   (no references) ||| Turkey (Asia)   (Danışman et al., 2019) ||| Turkey (Europe)   (Danışman et al., 2019) ||| Ukraine   (no references) |||
References

Azheganova N S (1968) Kratkii opredelitel' paukov (Aranei) lesnoi i lesostepnoi zony SSSR. Akademia Nauk SSSR, 149pp. pdf

Blagoev G, Deltshev C, Lazarov S, Naumova M (2018) The spiders (Araneae) of Bulgaria. Version: August 2018. National Museum of Natural History, Bulgarian Academy of Sciences. Online at http://www.nmnhs.com/spiders-bulgaria/ (accessed on 10.9.2018) pdf

Branco V V, Morano E, Cardoso P (2019) An update to the Iberian spider checklist (Araneae). [N.B.: few records from this paper are not taken over and not commented] Zootaxa 4614: 201-254 pdf

Breitling R (2020) South European spiders from the Duffey collection in the Manchester Museum (Arachnida: Araneae). Arachnology 18: 333-362 pdf

Danışman T, Kunt K B, Özkütük R S (2019) The checklist of the spiders of Turkey. Version 2019 [last updated 1 June 2019], online at http://www.spidersofturkey.info pdf

Demircan N, Topçu A (2016) First records for spider fauna of the European part of Turkey (Araneae). Serket 15: 85-91 pdf

Heimer S, Nentwig W (1991) Spinnen Mitteleuropas. Paul Parey Berlin pdf

Helsdingen P J van, IJland S, Komnenov M (2018) Inventory of the spiders (Araneae) of the border region of northern Greece with Albania and FYR Macedonia. Nieuwsbrief SPINED 37: 5-23 pdf

Hermann E (1998) Die Spinnen (Araneae) ausgewählter Halbtrockenrasen im Osten Luxemburgs. Bulletin de la Société des naturalistes Luxembourgeois 99: 189-199 pdf

Jantscher E (2001a) Revision der Krabbenspinnengattung Xysticus C.L. Koch, 1835 (Araneae, Thomisidae) in Zentraleuropa. Dissertation: 1-328 pdf

Kostanjšek R, Kuntner M (2015) Araneae Sloveniae: a national spider species checklist. ZooKeys 474: 1-91 pdf

Kreuels M, Staudt A, Christian S (2019) Die Spinnenfauna von Luxemburg – eine Zusammenstellung der Nachweise aus den Jahren 1906-2018 (Arachnida: Araneae). Bulletin de la Société des naturalistes luxembourgeois 121: 203-230 pdf

Otto S (2020) Caucasian spiders. A faunistic database on the spiders of the Caucasus Ecoregion. Database version 03.2020. Internet: caucasus-spiders.info.

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

Pesarini C (2000) Contributo alla conoscenza della fauna araneologica italiana (Araneae). Memorie della Società Entomologica Italiana 78: 379-393 pdf

Roberts M J (1995) Collins Field Guide: Spiders of Britain & Northern Europe. HarperCollins, London, 383 pp. pdf

Samu F, Szinetár C (1999) Bibliographic check list of the Hungarian spider fauna. Bulletin of the British Arachnological Society 11: 161-184 pdf

Vrenozi B, Jäger P (2012) A faunistic study on ground-dwelling spiders (Araneae) in the Tirana district, Albania. Arachnologische Mitteilungen 44: 81-87 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
26-07-2020 Image insert
18-03-2020 Distribution insert Detail
16-05-2018 Distribution update Detail
17-03-2018 Image insert
07-03-2016 Image insert