Theridiosoma gemmosum (L. Koch, 1877)
Description
Male palp approximately as large as prosoma, very complex. Epigyne with shallow groove covered by robust chitinous bulge. Prosoma light brown, with fine net-like pattern, eye region darker. Sternum dark brown, slightly brighter medially. Chelicerae brown. Legs brown, sometimes spotted or annulated with black. Opisthosoma irregularly patterned with black, bright areas strikingly shining pearly.
Body length male: 1.5-1.6 mmBody length female: 2-2.3 mm
Additional information
In bog forests, in water bank vegetation, web above water surface of little puddles
Frequency: Rarely found, widely distributed
Distribution
Phenology
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
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Figures
Pedipalp
(Wiehle 1937)
Pedipalp, ventral view
(Roberts 1995)
Pedipalp, ventral view
(Locket & Millidge 1953)
Pedipalp
(Wiehle 1937)
Pedipalp
(Loksa 1972)
Habitus
(Locket & Millidge 1953)
Epigyne
(Roberts 1995)
Epigyne
(Wiehle 1937)
Epigyne
(Loksa 1972)
Vulva
(Wiehle 1937)
Opisthosoma, ventral view
(Locket & Millidge 1953)
Habitus
(Locket & Millidge 1953)
Eyes, dorsal view
(Locket & Millidge 1953)
Habitus
(Wiehle 1937)
Habitus, lateral view
(Wiehle 1937)
Spider in the web
(Loksa 1972)
Web
(Loksa 1972)
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)
Crespo L (2008) Contribution to the knowledge of the Portuguese spider (Arachnida: Araneae) fauna: seven new additions to the Portuguese checklist. Bol Soc Ent Ara 43: 403-407
Danışman T, Kunt K B, Özkütük R S (2019) The checklist of the spiders of Turkey. Version 2018 [last updated 1 January 2019], online at http://www.spidersofturkey.info
Farlund M (2012) Norwegian Spiders - Norske edderkopper. Online at http://crocea.wordpress.com/norsk-artsliste/
Helsdingen P J van (2010a) Araneae. In: Fauna Europaea Database (Version 2010.1), online at www.european-arachnology.org
Kostanjšek R, Kuntner M (2015) Araneae Sloveniae: a national spider species checklist. ZooKeys 474: 1-91 
Locket G H, Millidge A F (1953) British Spiders 2. Ray Soc London
Loksa I (1972) Pokok II-Araneae II. Fauna Hungariae 109: 3.1-3.112
Machač O, Ivinskis P, Rimšaitė J (2016) Several new for the Lithuanian fauna species of spiders (Araneae). Naujos ir retos Lietuvos vabzdžių rūšys 28: 121-126
Otto S (2017) Caucasian spiders. A faunistic database on the spiders of the Caucasus Ecoregion. Database version 08.2017. Internet: caucasus-spiders.info.
Pantini P, Isaia M (2018) Checklist of the Italian spiders (version June 2018). online at http://www.museoscienzebergamo.it/web/index.php?option=com_content&view=category&layout=blog&id=96&Itemid=94
Roberts M J (1995) Spiders of Britain and Northern Europe. Collins Field Guide Bath
Wiehle H (1937) Spinnentiere oder Arachnoidea, VIII. 26: Familie Theridiidae oder Haubennetzspinnen (Kugelspinnen). Tierwelt Deutschlands 33
World Spider Catalog (2019) World Spider Catalog, version 20.0. Natural History Museum Bern, online at http://wsc.nmbe.ch (20.01.2019) doi: 10.24436/2