Uloboridae  Thorell, 1869 / Uloborus  Latreille, 1806   3 species

Uloborus walckenaerius  Latreille, 1806

Description

Prosoma densely provided with white hairs, with grey to black longitudinal bands. Sternum black. Legs dark grey-brown to red-brown and vaguely annulated with white. Legs I and II especially long. Metatarsus IV with calamistrum consisting of 30-34 bristles. Opisthosoma whitish grey with continuation of prosoma pattern, fluffy haired.

Body length male: 4-5 mm
Body length female: 6-8 mm
Additional information

in warm, open localities, between heath or gorse. Builds horizontal orb webs (diameter 13-18 cm) with cribellate spiral (gleaming bluish), mostly close (10 cm) above ground, sometimes with radial stabilimentum, spider hangs beneath hub. Longish cocoon (70-100 eggs) on border of web

Frequency: Rare

Distribution
  Presence
  No data
Global distribution (WSC 2020): Madeira, Europe, Turkey, Caucasus, Russia (Europe to Far East), Iraq, Iran, Central Asia, China, Korea, Japan
Phenology
JanFebMarAprMayJunJulAugSepOctNovDec
 male  female
Figures
Distribution List
Albania   (Deltshev et al., 2011b) ||| Algeria   (Bosmans, unpubl.) ||| Andorra   (Branco et al., 2019) ||| Austria   (no references) ||| Azerbaijan   (Otto, 2020) ||| Belgium   (no references) ||| Bulgaria   (Blagoev et al., 2018) ||| Croatia   (no references) ||| Cyprus   (Bosmans et al., 2019c) ||| Czechia   (no references) ||| Egypt   (Bosmans, unpubl.) ||| France   (no references) ||| France / Corsica   (no references) ||| Georgia   (Otto, 2020) ||| Germany   (no references) ||| Greece   (no references) ||| Greece / Crete   (Bosmans et al., 2013) ||| Hungary   (Samu & Szinetár, 1999) ||| Italy   (Pantini & Isaia, 2019) ||| Italy / Sardinia   (Pantini & Isaia, 2019) ||| Italy / Sicily   (Pantini & Isaia, 2019) ||| Libya   (Bosmans, unpubl.) ||| Malta   (Pfliegler et al., 2017) ||| Moldova   (no references) ||| Montenegro   (no references) ||| Morocco   (Bosmans, unpubl.) ||| 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) ||| Russia, Southern   (Otto, 2020) ||| Serbia   (no references) ||| Slovakia   (no references) ||| Slovenia   (Kostanjšek & Kuntner, 2015) ||| Spain   (Branco et al., 2019) ||| Spain / Balearic Islands   (Branco et al., 2019) ||| Switzerland   (no references) ||| Tunisia   (Bosmans, unpubl.) ||| Turkey (Asia)   (Danışman et al., 2019) ||| Turkey (Europe)   (Danışman et al., 2019) ||| Ukraine   (Polchaninova & Prokopenko, 2019) ||| United Kingdom   (no references) |||
References

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

Bosmans R, Van Keer J, Russell-Smith A, Hadjiconstantis M, Komnenov M, Bosselaers J, Huber S, McCowan D, Snazell R, Decae A, Zoumides C, Kielhorn K-H, Oger P (2019c) Spiders of Cyprus (Araneae). A catalogue of all currently known species from Cyprus. Newsletter of the Belgian Arachnological Society 34, Suppl. 1: 1-173 pdf

Bosmans R, Van Keer J, Russell-Smith A, Kronestedt T, Alderweireldt M, Bosselaers J, De Koninck H (2013) Spiders of Crete (Araneae). A catalogue of all currently known species from the Greek island of Crete. Nieuwsbrief van de Belgische Arachnologische Vereniging 28 (Suppl. 1): 1-147 pdf

Bosmans R. (unpubl.) Provisional list of spiders of North Africa. Database excerpt Aug. 2019

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

Brignoli P M (1979d) Ragni d'Italia XXIX. Dysderidae nuovi o interessanti (Araneae). Bollettino della Società Entomologica Italiana 111: 17-26 pdf

Crespo L C, Cardoso P, Henriques S, Gaspar C (2009b) Spiders (Araneae) from Porto Santo (Madeira, Portgal): Additions to the current knowledge. Boletín de la Sociedad Entomologica Aragonesa 45: 471-475 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

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

Drensky P (1939) Die Spinnenfauna Bulgariens. III. Unterordnung Arachnomorphae, II Gruppe Trionychia; Familien: Urocteidae, Uloboridae, Sicaridae, Pholcidae, Eresidae. Izvestiya na Tsarskite Prirodonauchni Instituti v Sofia 12: 231-252 pdf

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

Helsdingen P J van (2013) A quick scan of the spider fauna of the European part of Turkey. Nieuwsbrief SPINED 33: 29-38 pdf

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

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

Loksa I (1969) Pokok I-Araneae I. Fauna Hungariae 97: 1-133 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

Pfliegler W A, Schönhofer A, Niedbała W, Vella P, Sciberras A, Vella A (2017) New records of mites (Acari) and harvestmen (Opiliones) from Malta with a preliminary checklist of Maltese Arachnida. Soil Organisms 89: 85-110 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

Wiehle H (1953) Spinnentiere oder Arachnoidea (Araneae), IX. Orthognatha-Cribellata-Haplogynae, Entelegynae (Pholcidae, Zodariidae, Oxyopidae, Mimetidae, Nesticidae). Die Tierwelt Deutschlands 42: 1-150 pdf

Wiśniewski K, Dawidowicz A (2017) Uloborus walckenaerius and Oxyopes heterophthalmus in Poland (Araneae: Uloboridae, Oxyopidae). Arachnologische Mitteilungen 54: 48-51 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
18-08-2017 Distribution update Detail
18-08-2017 Image insert
02-02-2017 Image insert
24-12-2013 Distribution update Detail
04-12-2013 Distribution update Detail
15-10-2013 Distribution update Detail