References

Agnarsson, I. (2004). Morphological phylogeny of cobweb spiders and their relatives (Araneae, Araneoidea, Theridiidae). Zoological Journal of the Linnean Society 141(4): 447-626. doi: 10.1111/j.1096-3642.2004.00120.x -- Show included taxa

Agnarsson, I., Coddington, J. A. & Knoflach, B. (2007). Morphology and evolution of cobweb spider male genitalia (Araneae, Theridiidae). Journal of Arachnology 35(2): 334-395. doi: 10.1636/SH-06-36.1 -- Show included taxa

Almquist, S. (2005). Swedish Araneae, part 1 – families Atypidae to Hahniidae (Linyphiidae excluded). Insect Systematics & Evolution, Supplement 62: 1-284. -- Show included taxa

Blackwall, J. (1836). Characters of some undescribed species of Araneidae. London and Edinburgh Philosophical Magazine and Journal of Science (3) 8(49): 481-491. doi: 10.1080/14786443208647870 -- Show included taxa

Blackwall, J. (1864a). A history of the spiders of Great Britain and Ireland. Part II. Ray Society, London, pp. 175-384, pl. 13-29. doi: 10.5962/bhl.title.143674 -- Show included taxa

Bösenberg, W. (1902). Die Spinnen Deutschlands. II-IV. Zoologica (Stuttgart) 14(2-4): 97-384, pl. 9-36. doi: 10.5962/bhl.title.6508 -- Show included taxa

Cavanna, G. (1876). Studi e ricerche d'aracnologia. Bullettino della Società Entomologica Italiana 8(2, 3, 4): 87-97, 208-221, 271-291, pl. 2. -- Show included taxa

Heimer, S. & Nentwig, W. (1991). Spinnen Mitteleuropas: Ein Bestimmungsbuch. Paul Parey, Berlin, 543 pp. -- Show included taxa

Knoflach, B. (1993b). Das Männchen von Episinus theridioides Simon (Arachnida: Araneae, Theridiidae). Mitteilungen der Schweizerischen Entomologischen Gesellschaft 66(3-4): 359-366. doi: 10.5169/seals-402532 -- Show included taxa

Knoflach, B. & Thaler, K. (2000). Notes on Mediterranean Theridiidae (Araneae) - I. Memorie della Società Entomologica Italiana 78: 411-442. -- Show included taxa

Kulczyński, W. (1905c). Fragmenta arachnologica. VI. Bulletin International de l'Academie des Sciences de Cracovie 1905: 430-440. -- Show included taxa

Le Peru, B. (2011). The spiders of Europe, a synthesis of data: Volume 1 Atypidae to Theridiidae. Mémoires de la Société Linnéenne de Lyon 2: 1-522. -- Show included taxa

Locket, G. H. & Millidge, A. F. (1953). British spiders. Vol. II. Ray Society, London, 449 pp. -- Show included taxa

Locket, G. H., Millidge, A. F. & Merrett, P. (1974). British Spiders, Volume III. Ray Society, London, 315 pp. -- Show included taxa

Palmgren, P. (1974b). Die Spinnenfauna Finnlands und Ostfennoskandiens. V. Theridiidae und Nesticidae. Fauna Fennica 26: 1-54. -- Show included taxa

Roberts, M. J. (1985). The spiders of Great Britain and Ireland, Volume 1: Atypidae to Theridiosomatidae. Harley Books Colchester, England, 229 pp. -- Show included taxa

Roberts, M. J. (1995). Collins Field Guide: Spiders of Britain & Northern Europe. HarperCollins London, 383 pp. -- Show included taxa

Roberts, M. J. (1998). Spinnengids. Tirion Baarn, Netherlands, 397 pp. -- Show included taxa

Wiehle, H. (1937). Spinnentiere oder Arachnoidea. 26. Familie. Theridiidae oder Haubennetzspinnen (Kugelspinnen). Die Tierwelt Deutschlands 33: 119-222. -- Show included taxa

Wunderlich, J. (1986). Spinnenfauna gestern und heute: Fossile Spinnen in Bernstein und ihre heute lebenden Verwandten. Quelle & Meyer, Wiesbaden, 283 pp. -- Show included taxa