Theridiidae  Sundevall, 1833 / Yaginumena  Yoshida, 2002   1 species

Yaginumena maculosa  (Yoshida & Ono, 2000)


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

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.

  No data
Global distribution (WSC 2020): Turkey, Caucasus (Georgia, Azerbaijan), India, China, Korea, Japan
 male  female

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:

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