Theridiidae  Sundevall, 1833 / Theridion  Walckenaer, 1805   63 species

Theridion betteni  Wiehle, 1960

Description

Conductor narrow, ± bent rectangularly. Epigyne with clearly visible copulatory opening, epigynal groove shallow. Prosoma yellowish-brown, tinged with black, eye region darker. Sternum brown, sometimes almost black. Chelicerae brown, sometimes almost black. Legs yellow-grey, annulated with dark brown. Opisthosoma dorsally with longitudinal band, otherwise very variable, mostly spotted brown, ventrally dark brown with white spots posterior to the epigastric furrow.

Body length male: 2.4-3 mm
Body length female: 2.6-3.8 mm
Additional information

In intensely sunny crevices and horizontal mural chinks

Distribution
  Presence
  No data
Global distribution (WSC 2024): Europe, Turkey
Phenology
JanFebMarAprMayJunJulAugSepOctNovDec
 male  female
Figures
Distribution List

"No references" does not mean that the species does not occur in this country, but that we have not yet inserted the reference for it. We are working on it.

Albania   (van Helsdingen et al., 2018) ||| Austria   (no references) ||| Belarus   (Zhukovets, 2017) ||| Bulgaria   (Blagoev et al., 2018) ||| Croatia   (Grbac et al., 2019) ||| Czechia   (Růžička & Řezáč, 2022a) ||| France   (no references) ||| Germany   (no references) ||| Greece   (van Helsdingen et al., 2018) ||| Italy   (Pantini & Isaia, 2019) ||| Kosovo   (Geci et al., 2023) ||| North Macedonia   (Komnenov, 2014) ||| Poland   (Rozwałka & Stanska, 2008) ||| Romania   (no references) ||| Russia, Southern   (Ponomarev, 2022) ||| Slovakia   (no references) ||| Slovenia   (Kostanjšek & Kuntner, 2015) ||| Spain   (Breitling, 2020) ||| Switzerland   (no references) ||| Turkey (Asia)   (Danışman et al., 2024) ||| Ukraine   (Kovblyuk et al., 2016) |||
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

Breitling R (2018) Eric Duffey's spider collection in the Manchester Museum – an update. Newsletter of the British Arachnological Society 141: 5-9 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, Coşar İ (2024) The checklist of the spiders of Turkey. Version 2024 [last updated 01 January 2024], online at http://www.spidersofturkey.info pdf

Geci D, Naumova M, Ibrahimi H, Grapci-Kotori L, Gashi A, Bilalli A, Musliu M (2023) Contribution to spider fauna (Arachnida: Araneae) from Bjeshkët e Nemuna mountains (Kosovo). Natura Croatica 32: 525-547 pdf

Grbac I, Katušić L, Lukić M (2019) Catalogue of spiders (Araneae) deposited in the Croatian Natural History Museum. Natura Croatica 28: 185-269 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

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

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

Kovblyuk M M, Gnelitsa V A, Nadolny A A, Kastrygina Z A, Kukushkin, O V (2016) Spiders (Arachnida: Aranei) of the Karadag Nature Reserve (Crimea). Ekosystemy 3(33): 3-288 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). Fragmenta Entomologica 51: 127-152 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

Roberts M J (1998) Spinnengids. Tirion, Baarn, Netherlands, 397 pp. pdf

Rozwałka R, Stanska M (2008) Check-list of spiders (Araneae) of Poland. 1. December 2008. online at http://www.arachnologia.edu.pl/en/species/8-spiders-of-poland.html pdf

Růžička V, Řezáč M (2022a) Seznam pavouků České republiky. List of spiders of the Czech Republic. Online at https://www.arachnology.cz/seznam-pavouku-cr-26.html and https://www.arachnology.cz/en/seznam-pavouku-cr-26.html pdf

Thaler K (1966) Fragmenta Faunistica Tirolensia (Diplopoda, Arachnida). Berichte des Naturwissenschaftlich-Medizinischen Vereins in Innsbruck 54: 151-157 pdf

Vanuytven H (2014) Theridion asopi n. sp., a new member of the Theridion melanurum group (Araneae: Theridiidae) in Europe. Arachnology 16: 127-134 pdf

WSC (2024) World Spider Catalog. Version 25.0. Natural History Museum Bern, online at http://wsc.nmbe.ch (22.01.2024) doi: 10.24436/2 pdf

Wunderlich J (2011a) Extant and fossil spiders (Araneae). Heutige und fossile Spinnen. Beiträge zur Araneologie 6: 1-640 pdf

Zhukovets E M (2017) [Spiders (Arachnida, Aranei) of the Belovezhskaya Pushcha]. Riftur Print, Minsk, 272 pp. [N.B.: presumably publ. in Jan. 2019] pdf

Updates
31-01-2024 Image insert
31-01-2024 Distribution insert Detail
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