Theridiidae  Sundevall, 1833 / Steatoda  Sundevall, 1833   14 species

Steatoda albomaculata  (De Geer, 1778)

Description

Cymbium longer than male palpal tibia. Conductor distally bent hook-like. Epigyne with large epigynal groove, anterior margin angular. Prosoma dark brown to black, with fine wrinkles. Sternum dark brown to black, slightly wrinkled. Chelicerae shining brown, very robust. Legs dark brown to black, robust, all segments distally lighter brown sometimes. Opisthosoma almost black, with characteristic white, yellowish or reddish pattern.

Body length male: 3.3-5.8 mm
Body length female: 5.5-6.5 mm
Additional information

In scarce vegetation near the ground in dry and sunny localities, in the mountains up to 2600 m. This species feeds mainly on ants. Egg sac contains 30 to 50 eggs, they are covered with earth.

Frequency: Widely distributed

Distribution
  Presence
  No data
Global distribution (WSC 2019): North America, Europe, North Africa to Israel, Russia (Europe to Far East), Central Asia, China, Korea, Japan
Phenology
JanFebMarAprMayJunJulAugSepOctNovDec
 male  female
Figures
References

Azheganova N S (1968) Kratkii opredelitel' paukov (Aranei) lesnoi i lesostepnoi zony SSSR. Akademia Nauk SSSR: 1-149

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)

Cera I (2018) The checklist of Latvian spiders (Arachnida: Araneae). Environmental and Experimental Biology 16: 139-152 pdf

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

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

Faúndez E I, Carvajal M A (2016) The spider genus Steatoda Sundevall, 1833 (Araneae: Theridiidae) in the State of North Dakota (USA). Revista Ibérica de Aracnología 29: 83-85

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

Knoflach B (1996a) Die Arten der Steatoda phalerata-Gruppe in Europa (Arachnida: Araneae, Theridiidae). Mitt Schweiz Entomol Ges 69: 377-404

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

Locket G H, Millidge A F (1953) British Spiders 2. Ray Soc London

Locket G H, Millidge A F, Merrett P (1974) British Spiders 3. Ray Soc London

Løvbrekke H (unpubl.)

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 pdf

Polchaninova N, Prokopenko E (2019) An updated checklist of spiders (Arachnida: Araneae) of Left-Bank Ukraine. Arachnologische Mitteilungen 57: 60-64 & App pdf

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

Yoshida H (2001) The spider genera Robertus, Enoplognatha, Steatoda and Crustulina (Araneae: Theridiidae) from Japan. Acta Arachnologica 50: 31-48

Updates
30-01-2019 Image insert
12-12-2018 Image insert
30-12-2016 Image insert
04-12-2013 Distribution update Old value
15-04-2013 Distribution update Old value