Palp: embolus quite straight. Prosoma 0.79 mm long. Opisthosoma grey to black, usually with one to 5 lighter spots.Body length male: 1.2-1.7 mm
Epigyne: posterior area heavily sclerotized and dark brown. Prosoma yellow to dark brown, 0.91 mm long. Opisthosoma grey-brown to black, pattern variable, with a central whitish patch, and lateral extensions tipped with black, sometimes pattern as in T. gonygaster. Opisthosoma rhomboidal, wider than long.Body length female: 1.6-2.6 mm
In bushes, dry grasslands and stony areas in mountains.
This species of North American origin is not native to Europe (alien species). It had been introduced to Europe at least once and did establish.
Le Peru B (2007) Catalogue et répartition des araignées de France. Revue Arachnologique 16: 1-468
Otto S (2020) Caucasian spiders. A faunistic database on the spiders of the Caucasus Ecoregion. Database version 03.2020. Internet: caucasus-spiders.info.
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