Oonopidae  Simon, 1890 / Tapinesthis  Simon, 1914   1 species

Tapinesthis inermis  (Simon, 1882)

Description
Male

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
Female

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.

Distribution
  Presence
  No data
Global distribution (WSC 2024): Europe. Introduced to Canada, USA
Phenology
JanFebMarAprMayJunJulAugSepOctNovDec
 male  female
Possibly adults all the year round in buildings in Central Europe.
Figures
Distribution List

"No references" does not mean that the species does not occur in this country, but that we have not yet inserted the reference for it. We are working on it.

Austria   (no references) ||| Belgium   (Bosmans & Van Keer, 2017) ||| Bulgaria   (Blagoev et al., 2018) ||| Czechia   (Růžička & Řezáč, 2022a) ||| France   (no references) ||| Germany   (no references) ||| Italy   (Pantini & Isaia, 2019) ||| Netherlands   (no references) ||| Spain   (Branco et al., 2019) ||| Switzerland   (no references) |||
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

Bosmans R, Van Keer K (2017) Een herziene soortenlijst van de Belgische spinnen (Araneae). Nieuwsbrief van de Belgische Arachnologische Vereniging 32: 39-69 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

Růžička V, Řezáč M (2022a) Seznam pavouků České republiky. List of spiders of the Czech Republic. Online at https://www.arachnology.cz/seznam-pavouku-cr-26.html and https://www.arachnology.cz/en/seznam-pavouku-cr-26.html pdf

WSC (2024) World Spider Catalog. Version 25.0. Natural History Museum Bern, online at http://wsc.nmbe.ch (22.01.2024) doi: 10.24436/2 pdf

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