Theridiidae  Sundevall, 1833 / Yaginumena  Yoshida, 2002   1 species

Yaginumena maculosa  (Yoshida & Ono, 2000)

Description
Male

Prosoma yellowish grey, with trident pattern, cephalic region raised. Sternum, labium, maxillae and chelicerae greyish yellow. Legs yellow. Opisthosoma dark grey, dorsally and laterally with small yellow spots, dorsum with thin pale median stripe.

Body length male: 1.43 mm
Female

Colouration as in males, somewhat paler. Opisthosoma: median stripe and spots less pronounced.

Body length female: 1.9 mm
Additional information

This species of Asian origin is not native to Europe (alien species). It had been introduced to Europe at least once and did establish.

Distribution
  Presence
  No data
Global distribution (WSC 2019): Turkey, Caucasus (Georgia, Azerbaijan), India, China, Korea, Japan
Phenology
JanFebMarAprMayJunJulAugSepOctNovDec
 male  female
Figures
References

Marusik Y M, Guseinov E F, Koponen S, Yoshida H (2004a) A new case of Caucasus-Far East disjunctive range in spiders (Araneae). Acta arachn Tokyo 53: 125-129

Marusik Y M, Kunt K B (2010) Spiders (Araneae) new to the fauna of Turkey. 1. Genera of Theridiidae. Turkish Journal of Arachnology 3(1): 1-8

Otto S (2019) Caucasian spiders. A faunistic database on the spiders of the Caucasus Ecoregion. Database version 10.2019. Internet: caucasus-spiders.info.

World Spider Catalog (2019) World Spider Catalog, version 20.5. Natural History Museum Bern, online at http://wsc.nmbe.ch (20.09.2019) doi: 10.24436/2