Macrargus boreus Holm, 1968
Description
Male
Prosoma brown-orange. Sternum orange. Opisthosoma dark grey.
Body length male: 2.8 mmFemale
Prosoma orange. Sternum orange with darker margin. Opisthosoma dark grey.
Body length female: 2.6 mmDistribution
Figures
Pedipalp
(Holm 1968)
Pedipalp
(Holm 1968)
Pedipalp, lateral view
(Gnelitsa & Koponen 2010)
Pedipalp, ventral view
(Gnelitsa & Koponen 2010)
Pedipalp, mesal view
(Gnelitsa & Koponen 2010)
Pedipalp, retrolateral view
(Løvbrekke unpubl.)
Lamella characteristica
(Løvbrekke unpubl.)
Chelicera
(Holm 1968)
Chelicera, frontal view
(Gnelitsa & Koponen 2010)
Habitus, dorsal view
(Fjellberg unpubl.)
Epigyne, ventral view
(Gnelitsa & Koponen 2010)
Epigyne, lateral view
(Gnelitsa & Koponen 2010)
Epigyne, dorsal view
(Gnelitsa & Koponen 2010)
Epigyne, dorsal view
(Løvbrekke unpubl.)
Epigyne, dorsal view
(Løvbrekke unpubl.)
Vulva, dorsal view
(Gnelitsa & Koponen 2010)
Vulva, expanded, dorsal view
(Løvbrekke unpubl.)
Habitus, dorsal view
(Fjellberg unpubl.)
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.
References
Aakra K, Hauge E (2003) Checklist of Norwegian spiders (Arachnida: Araneae), including Svalbard and Jan Mayen. Norwegian Journal of Entomology 50: 109-129 
Fjellberg A (unpubl.) .
Gnelitsa V A, Koponen S (2010) A new species of the genus Macrargus (Araneae, Linyphiidae, Micronetinae) from the north-east of Ukraine and redescription of two related species. Vestnik Zoologii 44: 1-9
Holm Å (1968) A contribution to the spider fauna of Sweden. Zoologiska Bidrag från Uppsala 37: 183-209
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
Kronestedt T (2001) Checklist of Spiders (Araneae) in Sweden [Preliminary version February 2001]
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
Ponomarev A V (2022) Spiders (Arachnida: Araneae) of the southeast of the Russian Plain: catalogue, the fauna specific features. SSC RAS Publishers, Rostov-on-Don, 640 pp.
Vilbaste A (1987) Eesti Ämblikud (Aranei). Annoteeritud nimestik. Estonian spiders (Aranei). An annotated check list. Valgus, Tallinn. 113 pp. & 512 maps on 67 unpag. pages
WSC (2026) World Spider Catalog. Version 27. Natural History Museum Bern, online at http://wsc.nmbe.ch (13.2.2026) doi: 10.24436/2