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)

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

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

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

Brignoli P M (1984b) Ragni di Grecia XII. Nuovi dati su varie famiglie (Araneae). Revue Suisse de Zoologie 91: 281-321

Danışman T, Kunt K B, Özkütük R S, Coşar İ (2025a) The checklist of the spiders of Turkey. Version 2025 [last updated 22 July 2025], online at http://www.spidersofturkey.info

Deltshev C, Vrenozi B, Blagoev G, Lazarov S (2011b) Spiders of Albania – faunistic and zoogeographical review (Arachnida: Araneae). Acta Zoologica Bulgarica 63: 125-144

Dolansky J, Macek R (2014) Snovačka popelavá Theridion cinereum Thorell, 1875 – nový druh pro Česko i Slovensko. Pavouk 37: 4-5

Gajdoš P, Svatoň J (2007) Supplementary records to catalogue of Slovakian spiders. Entomofauna Carpathica 19: 21-26

Hänggi A, Stäubli A (2012) Nachträge zum „Katalog der schweizerischen Spinnen“: 4. Neunachweise von 2002 bis 2011. Arachnologische Mitteilungen 44: 59-76

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

Knoflach B (1998) Mating in Theridion varians Hahn and related species (Araneae: Theridiidae). Journal of Natural History 32: 545-604

Knoflach B, Thaler K (1998) Kugelspinnen und verwandte Familien von Österreich: ökofaunistische Übersicht (Araneae: Theridiidae, Anapidae, Mysmenidae, Nesticidae). Stapfia 667-712

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

Kovblyuk M M, Kastrygina Z A (2015b) Updated catalogue of the spiders (Arachnida, Aranei) of the Crimea. Ukainska Entomofaunistyka 6(2): 1-81

Marusik Y M, Kunt K B, Danışman T (2009c) Spiders (Aranei) new to the fauna of Turkey. 2. New species records of Theridiidae. Arthropoda Selecta 18: 69-75

Nuruyeva T, Zamani A (2025) An annotated checklist of the spiders (Arachnida: Araneae) of Azerbaijan. Zootaxa 5680: 1-168

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

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.

Řezáč M, Růžička V, Hula V, Dolanský J, Machač O, Roušar A (2021) Spiders newly observed in Czechia in recent years – overlooked or invasive species? BioInvasions Records 10: 555-566

Russell-Smith A, Allison R, Askins M, Blumsom W, Snazell R, Spilling C (2011) A provisional checklist and gazetteer of the spiders of Chios, Greece (Arachnida: Araneae). Bulletin of the British Arachnological Society 15: 133-167

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

Seropian A, Bulbulashvili N, Krammer H-J, Thormann J, Hein N, Karalashvili L, Karalashvili N, Datunashvili A (2024a) Picking pearls from the Silk Road: insights into the spider (Arachnida, Araneae) diversity in Georgia from the Caucasus Barcode of Life (CaBoL) project. Part III. Caucasiana 3: 89-118

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

WSC (2025) World Spider Catalog. Version 26. Natural History Museum Bern, online at http://wsc.nmbe.ch (28.2.2025) doi: 10.24436/2

Zamani A, Nadolny A A, Esyunin S L, Marusik Y M (2021) New data on the spider fauna of Iran (Arachnida: Araneae), part VIII. Zoosystematica Rossica 30: 279-297