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Linyphiidae  Blackwall, 1859 / Macrargus  Dahl, 1886   5 species

Macrargus boreus  Holm, 1968

WSC LSID urn:lsid:nmbe.ch:spidersp:011484

Key to genera | Key to species

Description
Male

Prosoma brown-orange. Sternum orange. Opisthosoma dark grey.

Body length male: 2.8 mm
Female

Prosoma orange. Sternum orange with darker margin. Opisthosoma dark grey.

Body length female: 2.6 mm
Character states from linyphiid key
Distribution
  Presence
  No data
Global distribution (WSC 2024): Norway, Sweden, Finland, Estonia, Lithuania, Ukraine, Russia (Europe)
Figures
species

male Pedipalp
(Holm 1968)

species

male Pedipalp
(Holm 1968)

species

male Pedipalp, lateral view
(Gnelitsa & Koponen 2010)

species

male Pedipalp, ventral view
(Gnelitsa & Koponen 2010)

species

male Pedipalp, mesal view
(Gnelitsa & Koponen 2010)

species

male Pedipalp, retrolateral view
(Løvbrekke unpubl.)

species

male Lamella characteristica
(Løvbrekke unpubl.)

species

male Chelicera
(Holm 1968)

species

male Chelicera, frontal view
(Gnelitsa & Koponen 2010)

species

male Habitus, dorsal view
(Fjellberg unpubl.)

species

female Epigyne, ventral view
(Gnelitsa & Koponen 2010)

species

female Epigyne, lateral view
(Gnelitsa & Koponen 2010)

species

female Epigyne, dorsal view
(Gnelitsa & Koponen 2010)

species

female Epigyne, dorsal view
(Løvbrekke unpubl.)

species

female Epigyne, dorsal view
(Løvbrekke unpubl.)

species

female Vulva, dorsal view
(Gnelitsa & Koponen 2010)

species

female Vulva, expanded, dorsal view
(Løvbrekke unpubl.)

species

female 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.

Estonia   (no references) ||| Finland   (Koponen et al., 2016) ||| Lithuania   (no references) ||| Norway   (Aakra & Hauge, 2003) ||| Russia, Central   (Ponomarev, 2022) ||| Russia, Western   (no references) ||| Sweden   (Kronestedt, 2001) ||| Ukraine   (no references) |||
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

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 pdf

Holm Å (1968) A contribution to the spider fauna of Sweden. Zoologiska Bidrag från Uppsala 37: 183-209 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

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

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. pdf

WSC (2024) World Spider Catalog. Version 25.5. Natural History Museum Bern, online at http://wsc.nmbe.ch (31.10.2024) doi: 10.24436/2 pdf

Updates
23-10-2021 Image insert
01-01-2020 Image insert
24-06-2019 Distribution update Detail
09-05-2016 Image insert
04-02-2014 Image insert