Theridiidae  Sundevall, 1833 / Theridion  Walckenaer, 1805   62 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 2024): Mediterranean
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.

Algeria   (Benhacene et al., 2023) ||| France   (no references) ||| France / Corsica   (no references) ||| Greece   (no references) ||| Greece / Crete   (no references) ||| Italy   (Pantini & Isaia, 2019) ||| Italy / Sardinia   (Pantini & Isaia, 2019) ||| Portugal   (Wunderlich, 2021) ||| Spain   (Branco et al., 2019) ||| Tunisia   (Bosmans, unpubl.) |||
References

Benhacene R, Adjami A, Hadjeb A, Kermiche K, Ouakid M L (2023) Bibliographic checklist of the Algerian spider fauna (Araneae). Zootaxa 5352: 301-357 pdf

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

Branco V V, Morano E, Cardoso P (2019) An update to the Iberian spider checklist (Araneae). Zootaxa 4614: 201-254 pdf

Brignoli P M (1967c) Notizie sui Theridiidae del Lazio (Araneae). Fragmenta Entomologica 4: 177-197 pdf

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). Fragmenta Entomologica 51: 127-152 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 (2021) Few new, rare or special species of spiders from the Algarve, Portugal (Arachnida: Araneae). Beiträge zur Araneologie 14: 3-24 pdf

Updates
08-04-2021 Image insert
07-04-2021 Distribution insert Detail
15-04-2013 Distribution update Detail
01-04-2013 Image insert