Theridiidae  Sundevall, 1833 / Robertus  O. P.-Cambridge, 1879   18 species

Robertus lividus  (Blackwall, 1836)

Description

Tips of bulbal apophysis ± of same size and parallel. Prosoma yellowish red-brown. Sternum yellowish red-brown. Chelicerae yellowish red-brown. Femur and patella light yellowish. Tibia red-brown. Metatarsus and tarsus red-brown. Opisthosoma yellowish grey to almost black.

Body length male: 2.5-4 mm
Body length female: 2.5-4.5 mm
Additional information

In moss and fallen leaves of forests

Frequency: Frequent, widely distributed

Distribution
  Presence
  No data
Global distribution (WSC 2019): USA (Alaska), Europe, Caucasus, Russia (European to Far Est)
Phenology
JanFebMarAprMayJunJulAugSepOctNovDec
 male  female
Figures
References

Barrientos J A, Febrer J B (1986) Arañas de Menorca. I. Agelenidae (Araneae). Descripción del macho de Malthonica balearica Brignoli, 1978. Orsis 2: 121-129

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

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

Knoflach B (1992) Neue Robertus-Funde in den Alpen: R. mediterraneus Eskoiv und Robertus sp.. Ber Nat - Med Ver Innsbruck 79: 161-171

Kostanjšek R, Kuntner M (2015) Araneae Sloveniae: a national spider species checklist. ZooKeys 474: 1-91 pdf

Lissner J, Jensen J-K, Hansen L J, Simonsen W, Kelduni R, Nissen K (2016b) An updated checklist of spiders (Araneae) of the Faroe Islands. Norwegian Journal of Entomology 63: 197-240 pdf

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

Løvbrekke H (unpubl.)

Miller F (1967) Studien über die Kopulationsorgane der Spinnengattung Zelotes, Micaria, Robertus und Dipoena nebst Beschreibung einiger neuen oder unvollkommen bekannten Spinnenarten. Acta Sc Nat Brno 1: 251-298

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

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 (2018) World Spider Catalog, version 19.5. Natural History Museum Bern, online at http://wsc.nmbe.ch (15.07.2018) doi: 10.24436/2

Wunderlich J (1976) Zur Kenntnis der mitteleuropäischen Arten der Gattung Enoplognatha Pavesi und Robertus O. Pick. Cambridge Senck Biol 57: 97-112

Updates
09-01-2019 Distribution update Old value
11-11-2018 Image insert
15-12-2017 Image insert
21-10-2015 Distribution update Old value
18-12-2014 Image insert