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

Xysticus luctuosus  (Blackwall, 1836)

Description

Palp female: strongly spined. Male: tegulum with 2 sclerotised folds. Tibial apophysis bipartite, a furcated, rather small, ventral apophysis and in lateral view massive retrolateral apophysis narrowing toward the tip. Embolus with claw-like, strongly sclerotised terminal part. Epigyne with typical sclerotised structures in posterior lateral area of grooves. Epigynal groove distinctly more slender posteriorly than anteriorly. Vulva with strongly widened entrance duct, connecting broadly and in slightly transverse course to the horizontally lying receptacula. Prosoma red-brown, brown to dark brown, roughly spotted. Female: with striking bright and dark moon-like spots. Male: posterior median eyes surrounded by yellowish rings. Sternum round to longish oval, white spotted, margin dark brown. Chelicerae weakly spined frontally. Legs dark brown, with irregular, white spots, legs appear smooth and shining, patella (in females femur to tibia) with bright longitudinal line, otherwise no longitudinal stripes but spots on leg segments. Opisthosoma light red-brown, with vague, dark folium and interrupted longitudinal stripes. Spinnerets brown.

Body length male: 4-5 mm
Body length female: 5.5-8 mm
Additional information

On the ground and in herbaceous layer of forests, partly in humid places, occurring from lowland to mountainous level

Frequency: Not frequent

Distribution
  Presence
  No data
Global distribution (WSC 2020): North America, Europe, Turkey, Caucasus, Russia (Europe to Far East), Kazakhstan, Iran, Central Asia
Phenology
JanFebMarAprMayJunJulAugSepOctNovDec
 male  female
Figures
Distribution List
Austria   (no references) ||| Azerbaijan   (Otto, 2020) ||| Belarus   (Ivanov, 2013) ||| Belgium   (no references) ||| Bulgaria   (Blagoev et al., 2018) ||| Croatia   (no references) ||| Czechia   (no references) ||| Denmark   (no references) ||| Estonia   (no references) ||| Finland   (Koponen et al., 2016) ||| France   (no references) ||| Georgia   (Otto, 2020) ||| Germany   (no references) ||| Greece   (no references) ||| Hungary   (Samu & Szinetár, 1999) ||| Ireland   (no references) ||| Italy   (Pantini & Isaia, 2019) ||| Italy / Sardinia   (Pantini & Isaia, 2019) ||| Latvia   (Cera, 2018) ||| Liechtenstein   (no references) ||| Lithuania   (no references) ||| Luxembourg   (Hermann, 1998; Kreuels et al., 2019) ||| Moldova   (no references) ||| Montenegro   (no references) ||| Netherlands   (no references) ||| North Macedonia   (no references) ||| Norway   (Aakra & Hauge, 2003) ||| Poland   (no references) ||| Romania   (no references) ||| Russia, Central   (no references) ||| Russia, Eastern   (no references) ||| Russia, Kaliningrad Region   (no references) ||| Russia, Northern   (no references) ||| Russia, Southern   (Otto, 2020) ||| Russia, Western   (no references) ||| Serbia   (no references) ||| Slovakia   (no references) ||| Slovenia   (Kostanjšek & Kuntner, 2015) ||| Spain   (Branco et al., 2019) ||| Sweden   (Kronestedt, 2001) ||| Switzerland   (no references) ||| Turkey (Asia)   (Danışman et al., 2019) ||| Ukraine   (Polchaninova & Prokopenko, 2019) ||| United Kingdom   (no references) |||
References

Aakra K, Hauge E (2003) Checklist of Norwegian spiders (Arachnida: Araneae), including Svalbard and Jan Mayen. Norwegian Journal of Entomology 50: 109-129 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

Brændegaard J (1966) Edderkopper: Eller Spindlere I Danmarks Fauna 72: 1-224 pdf

Cera I (2018) The checklist of Latvian spiders (Arachnida: Araneae). Environmental and Experimental Biology 16: 139-152 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

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

Helsdingen P J van (1986a) The Porrhomma microphthalmum species-group. Bulletin of the British Arachnological Society 7: 11-16 pdf

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

Ivanov V V (2013) The checklist of Belarusian spiders (Arachnida, Araneae). Zoology and Ecology 4: 293-311 pdf

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

Koponen S, Fritzén N R, Pajunen T (2016) Checklist of spiders in Finland (Araneae). 6th version, December 2016, online at http://biolcoll.utu.fi/arach/checklist_of_spiders_in_Finland.htm 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

Kronestedt T (2001) Checklist of Spiders (Araneae) in Sweden [Preliminary version February 2001] pdf

Locket G H, Millidge A F (1951) British spiders. Vol. I. Ray Society, London, 310 pp. pdf

Løvbrekke H (unpubl.)

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

Polchaninova N, Prokopenko E (2019) An updated checklist of spiders (Arachnida: Araneae) of Left-Bank Ukraine. Arachnologische Mitteilungen 57: 60-64 & App 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

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
18-03-2020 Distribution insert Detail
04-09-2019 Image insert
13-03-2018 Image insert
07-03-2016 Image insert