Oonopidae  Simon, 1890 / Tapinesthis  Simon, 1914   1 species

Tapinesthis inermis  (Simon, 1882)


Palp: tibia short and bulging, bulb pear-shaped, longer than broad, embolus curved at the top. Prosoma 0.75 mm long. Prosoma horn-yellow, shining through whitish, radial stripes and margin darker. Opisthosoma whitish grey, dorsally darker pigmented. Characters as in female.


Body length male: 1.8 mm

Prosoma 0.8 mm long. Eyes: ocular area pigmented with black, ALE one diameter apart, posterior row recurved. Labium as long as wide, almost square. All legs without spines.

Body length female: 2.4-2.5 mm
Additional information

In buildings, forests, garrigue and dry grasslands. 2 forms of this species are described, one in early spring and the other at the end of summer. The spring form is more coloured, and cuticula almost hairless, the summer form is pale, and legs and opisthosoma hairy.

Since a few decades, this species shows some spreading tendencies within Europe. Nevertheless, it shall not be listed as alien or invasive because it is native for Europe.

  No data
Global distribution (WSC 2021): Europe. Introduced to Canada, USA
 male  female
Possibly adults all the year round in buildings in Central Europe.
Distribution List
Austria   (no references) ||| Belgium   (no references) ||| Bulgaria   (Blagoev et al., 2018) ||| Czechia   (no references) ||| France   (no references) ||| Germany   (no references) ||| Italy   (Pantini & Isaia, 2019) ||| Netherlands   (no references) ||| Spain   (Branco et al., 2019) ||| Switzerland   (no references) |||

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) pdf

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

Kraus O (1967a) Tapinesthis inermis, eine für Deutschland neue Oonopide (Arachnida: Araneae: Oonopidae). Senckenbergiana Biologica 48: 381-385 pdf

Lazarov S, Deltshev C, Blagoev G (2001) The spiders (Araneae) of Sashtinska Sredna Gora Mountain (Bulgaria). Faunistic and zoogeographical analysis. Acta Zoologica Bulgarica 53: 3-28 pdf

Lecigne S (2018b) Récits de chasses aranéologiques récentes dans plusieurs départements de France. Redécouverte de Philodromus buchari Kubcová, 2004 (Araneae: Philodromidae) et confirmation de la présence de Theridion harmsi Wunderlich, 2011 (Araneae: Theridiidae). Nieuwsbrief van de Belgische Arachnologische Vereniging 33: 59-99 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 (2021) World Spider Catalog. Version 22.5. Natural History Museum Bern, online at http://wsc.nmbe.ch (22.09.2021) doi: 10.24436/2 pdf

20-09-2018 Image insert
25-04-2018 Image insert