Resources:
Linyphiidae  Blackwall, 1859 / Hilaira  Simon, 1884   10 species

Hilaira pervicax  Hull, 1908

Description

Male palp with lamella-like tegular apophysis. Tibial apophysis with pointed, lateral process. Epigyne with very broad plate, anteriorly bordered by a flat fold. Prosoma light brown to dark orange. Male: prosoma strongly elevated behind eye region. Sternum yellow-brown, blackish darkened. Chelicerae brown, robust. Legs yellowish-brown. Opisthosoma dark grey-black, rarely with brighter spots.

Body length male: 2.5-3 mm
Body length female: 2.5-3 mm
Additional information

in moss of coniferous forests up to submountainous region

Character states from linyphiid key
Distribution
  Presence
  No data
Global distribution (WSC 2022): Ireland, Britain, Scandinavia, Russia (Europe to north-eastern Siberia)
Phenology
JanFebMarAprMayJunJulAugSepOctNovDec
 male  female
Figures
Distribution List
Finland   (Koponen et al., 2016) ||| Ireland   (van Helsdingen, 1996) ||| Northern Ireland   (Lavery, 2019) ||| Norway   (Aakra & Hauge, 2003) ||| Russia, Eastern   (no references) ||| Russia, Northern   (Nekhaeva, 2020) ||| Sweden   (Kronestedt, 2001) ||| United Kingdom   (Lavery, 2019) |||
References

Aakra K, Hauge E (2003) Checklist of Norwegian spiders (Arachnida: Araneae), including Svalbard and Jan Mayen. Norwegian Journal of Entomology 50: 109-129 pdf

Heimer S, Nentwig W (1991) Spinnen Mitteleuropas. Paul Parey Berlin pdf

Helsdingen P J van (1996) The county distribution of Irish spiders, incorporating a revised catalogue of the species. Irish Naturalists' Journal, Special Zoological Supplement 1996: 1-92 pdf

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

Kronestedt T (2001) Checklist of Spiders (Araneae) in Sweden [Preliminary version February 2001] pdf

Lavery A (2019) A revised checklist of the spiders of Great Britain and Ireland. Arachnology 18: 196-212 pdf

Locket G H, Millidge A F (1953) British spiders. Vol. II. Ray Society, London, 449 pp. pdf

Løvbrekke H (unpubl.)

Mikhailov K G (2013) The spiders (Arachnida: Aranei) of Russia and adjacent countries: a non-annotated checklist. Arthropoda Selecta, Supplement 3: 1-262 pdf

Nekhaeva A A (2020) On the spider fauna (Arachnida: Aranei) of the Kanin Peninsula and Kolguev Island, Nenets Autonomous Okrug, Russia. Arthropoda Selecta 29: 387-398 pdf

Roberts M J (1987) The spiders of Great Britain and Ireland. Volume 2: Linyphiidae and checklist. Harley Books Colchester, England, 204 pp. pdf

WSC (2022) World Spider Catalog. Version 23.5. Natural History Museum Bern, online at http://wsc.nmbe.ch (21.07.2022) doi: 10.24436/2 pdf

Updates
19-12-2021 Distribution update Detail
02-10-2020 Distribution update Detail