Theridiidae  Sundevall, 1833 / Theridion  Walckenaer, 1805   53 species

Theridion genistae  Simon, 1873

Description
Male

Palp: embolus long and coiled. Prosoma 0.6-0.8 mm long. Characters as in female. Epigastric area not bulging.

Body length male: 1-1.6 mm
Female

Prosoma uniform blackish, 0.6 mm long. Sternum blackish, posteriorly wide, coxae IV more than one diameter apart. Chelicerae: promargin without teeth. Legs whitish, with black annulations, tibia IV with one dorsal bristle. Opisthosoma globular, pattern variable, dorsally with a whitish median band, more or less bordered with blackish, laterally and anteriorly with a brownish band, ventrally whitish, with epigastric region blackish, spinnerets surrounded with brownish.

Body length female: 1.4-1.8 mm
Additional information

In dry habitats: cork oak woods, garrigue, heathlands, gorse and dry littoral areas.

Distribution
  Presence
  No data
Global distribution (WSC 2020): Mediterranean
Phenology
JanFebMarAprMayJunJulAugSepOctNovDec
 male  female
Figures
Distribution List
Algeria   ( Bosmans, unpubl.; ) ||| France   ( no references ) ||| France / Corsica   ( no references ) ||| Greece   ( no references ) ||| Greece / Crete   ( no references ) ||| Italy   ( Pantini & Isaia, 2019; ) ||| Italy / Sardinia   ( Pantini & Isaia, 2019; ) ||| Spain   ( no references ) ||| Tunisia   ( Bosmans, unpubl.; ) |||
References

Bosmans R. (unpubl.) Provisional list of spiders of North Africa. Database excerpt Aug. 2019

Brignoli P M (1967c) Notizie sui Theridiidae del Lazio (Araneae). Fragm ent 4: 177-197

Helsdingen P J van (2010a) Araneae. In: Fauna Europaea Database (Version 2010.1), online at www.european-arachnology.org

Knoflach B, Rollard C, Thaler K (2009b) Notes on Mediterranean Theridiidae (Araneae) - II. ZooKeys 16: 227-264 pdf

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 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). http://araneae.it. Fragmenta Entomologica 51: 127-152 pdf

World Spider Catalog (2020) World Spider Catalog. Version 21.0. Natural History Museum Bern, online at http://wsc.nmbe.ch (20.03.2020) doi: 10.24436/2

Updates
15-04-2013 Distribution update Detail
01-04-2013 Image insert