Araneidae  Clerck, 1757 / Cyclosa  Menge, 1866   8 species

Cyclosa sierrae Simon, 1870

Description

Prosoma dark brown to black. Sternum black with some light spots along the margin. Chelicerae with 3-4 denticles on promargin and 3 denticles on retromargin. Legs with black annulation. Opisthosoma with a single terminal outgrowth, dorsum yellowish with black median marking, venter black and sides with white spots.

Body length male: 3.2-4.8 mm
Body length female: 4.1-6.8 mm
Distribution
  Presence
  No data
Global distribution (WSC 2026): Southern Europe, Hungary, Ukraine, Turkey, Caucasus, Iran
Figures
Distribution List
Albania   (Deltshev et al., 2011b) ||| Azerbaijan   (Otto, 2022) ||| Bulgaria   (Blagoev et al., 2018) ||| Cyprus   (Bosmans et al., 2019c) ||| France / Corsica   (Le Peru, 2007) ||| Georgia   (Otto, 2022) ||| Greece   (Lecigne, 2023; Bosmans & Chatzaki, 2005) ||| Greece / Crete   (Bosmans et al., 2013) ||| Hungary   (Mezőfi & Markó, 2018) ||| Italy   (Isaia et al., 2025) ||| Italy / Sardinia   (Isaia et al., 2025) ||| North Macedonia   (Komnenov, 2014) ||| Portugal   (Branco et al., 2019) ||| Russia, Southern   (Otto, 2022; Ponomarev, 2022) ||| Spain   (Branco et al., 2019) ||| Turkey (Asia)   (Danışman et al., 2025a) ||| Turkey (Europe)   (Demircan Aksan & Topçu, 2022c) ||| Ukraine   (Polchaninova & Prokopenko, 2019) |||
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, Chatzaki M (2005) A catalogue of the spiders of Greece – a critical review of all spider species cited from Greece with their localities. Nieuwsbrief van de Belgische arachnologische Vereniging 20 (2, suppl.): 1-124 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

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

Danışman T, Kunt K B, Özkütük R S, Coşar İ (2025a) The checklist of the spiders of Turkey. Version 2025 [last updated 01 December 2025], 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

Demircan Aksan N, Topçu A (2022c) A preliminary checklist of the spider fauna of European Türkiye. Serket 19: 39-56 pdf

Isaia M, Tolve M, Pantini P (2025) Araneae.it: 2.0: the new updated version of the digital catalog of the Italian spiders and other arachnids (Arachnida: Araneae, Opiliones, Scorpiones, Pseudoscorpiones, Palpigradi, Solifugae). Fragmenta Entomologica 57: 197-204 pdf

Kaya R S (2025) New data on two spider species (Araneae) from Uludağ Mountain, Bursa. Eskişehir Technical University Journal of Science and Technology C - Life Sciences and Biotechnology 14: 34-43 pdf

Komnenov M (2014) Spider fauna of the Osogovo Mt. Range, Northeastern Macedonia. Fauna Balkana 2: 1-267 pdf

Kulczyński W (1907) Fragmenta arachnologica. VIII, IX. Bulletin International de l'Academie des Sciences de Cracovie 1907: 570-596 pdf

Le Peru B (2007) Catalogue et répartition des araignées de France. Revue Arachnologique 16: 1-468 pdf

Lecigne S (2023) New contribution to the spider fauna (Arachnida: Araneae) of Kerkyra (Corfu) and update of the provisional checklist of species from the Ionian Island. Journal of the Belgian Arachnological Society 38 (1, suppl.): 1-51 pdf

Levy G (1998a) Twelve genera of orb-weaver spiders (Araneae, Araneidae) from Israel. Israel Journal of Zoology 43: 311-365 pdf

Mezőfi L, Markó V (2018) Some rare and remarkable spider species from Hungary (Arachnida: Araneae). Arachnologische Mitteilungen 55: 1-9 pdf

Otto S (2022) Caucasian spiders. A faunistic database on the spiders of the Caucasus Ecoregion. Database version 02.2022. Internet: caucasus-spiders.info.

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

Ponomarev A V (2022) Spiders (Arachnida: Araneae) of the southeast of the Russian Plain: catalogue, the fauna specific features. SSC RAS Publishers, Rostov-on-Don, 640 pp. pdf

WSC (2026) World Spider Catalog. Version 27. Natural History Museum Bern, online at http://wsc.nmbe.ch (20.5.2026) doi: 10.24436/2 pdf

Zamani A, Tanasevitch A V, Nadolny A A, Esyunin S L, Marusik Y M (2019) New data on the spider fauna of Iran (Arachnida: Aranei). Euroasian Entomological Journal 18: 233-243 pdf

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