Resources:
Amaurobiidae  Thorell, 1870 / Arctobius  Lehtinen, 1967   1 species

Arctobius agelenoides  (Emerton, 1919)

Description
Male

Palpal tibia without dorsal apophysis. Prosoma mottled with light brown in the middle part, margins light orange, posterior part yellow. Anterior median eyes equidistant from each other and anterior lateral eyes. Sternum, chelicerae and labium dark brown. Opisthosoma with dark median band.

Body length male: 6-8 mm
Female

Epigyne with strongly sclerotized median part of median plate. Colouration as in males.

Body length female: 7-10 mm
Additional information

In moss and under rocks in coniferous forests and glacial moraines

Distribution
  Presence
  No data
Global distribution (WSC 2020): USA (Alaska), Canada, Northern Europe, Russia (Far East)
Figures
Distribution List
Finland   (Koponen et al., 2016) ||| Norway   (no references) ||| Russia, Northern   (no references) ||| Sweden   (no references) |||
References

Koponen S, Fritzén N R, Pajunen T (2016) Checklist of spiders in Finland (Araneae). 6th version, December 2016, online at http://biolcoll.utu.fi/arach/checklist_of_spiders_in_Finland.htm pdf

Leech R (1972) A revision of the nearctic Amaurobiidae (Arachnida: Araneida). Memoirs of the Entomological Society of Canada 84: 1-182 pdf

Lehtinen P T (1967) Classification of the cribellate spiders and some allied families, with notes on the evolution of the suborder Araneomorpha. Annales Zoologici Fennici 4: 199-468 pdf

Marusik Y M, Ballarin F, Omelko M M (2012b) On the spider genus Amaurobius (Araneae, Amaurobiidae) in India and Nepal. Zookeys 168: 55-64 pdf

Palmgren P (1977) Die Spinnenfauna Finnlands und Ostfennoskandiens VIII. Argyronetidae, Agelenidae, Hahniidae, Dictynidae, Amaurobiidae, Titanoecidae, Segestriidae, Pholcidae und Sicariidae. Fauna Fennica 30: 1-50 pdf

Tanasevitch A V, Kamayev I O (2011) Spiders of Kola Peninsula, Russia (Arachnida: Aranei). Caucasian Entomological Bulletin 7: 7-32 pdf

World Spider Catalog (2020) World Spider Catalog. Version 21.0. Natural History Museum Bern, online at http://wsc.nmbe.ch (20.03.2020) doi: 10.24436/2 pdf

Updates
31-12-2013 Image insert
11-06-2013 Datasheet update Detail
11-06-2013 Image insert