Resources:
Linyphiidae  Blackwall, 1859 / Metopobactrus  Simon, 1884   8 species

Metopobactrus nadigi  Thaler, 1976

Description
Tibial apophysis slender, with hook-shaped apophysis. Prosoma yellow-brownish, tinged with black. Male: with variable dorsal humps. Sternum blackish. Legs yellowish. Opisthosoma blackish. Body length male: 1.6 mm
Additional information
south-exposed dry meadow (CH), 1300 m, biology unknown
Character states from linyphiid key
Distribution
  Presence
  No data
Global distribution (WSC 2021): Switzerland, Austria, Italy
Figures
Distribution List
Austria   (no references) ||| Italy   (Pantini & Isaia, 2019) ||| Liechtenstein   (no references) ||| Switzerland   (no references) |||
References

Hänggi A (1989) Beiträge zur Kenntnis der Spinnenfauna des Kantons Tessin II - Bemerkenswerte Spinnenfunde aus Magerwiesen der Montanstufe. Mitteilungen der Schweizerischen Entomologischen Gesellschaft 62: 167-174 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

Thaler K (1976b) Two remarkable relict Arachnids from northern Italy:  Sabacon simoni Dresco (Opiliones: Ischyropsalididae), Louisfaga rupicola (Simon) (Araneae: Tetragnathidae?). Bulletin of the British Arachnological Society 3: 205-210 pdf

WSC (2021) World Spider Catalog. Version 22.0. Natural History Museum Bern, online at http://wsc.nmbe.ch (29.05.2021) doi: 10.24436/2 pdf