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Linyphiidae  Blackwall, 1859 / Tibioploides  Eskov & Marusik, 1991   1 species

Tibioploides arcuatus (Tullgren, 1955)

WSC LSID urn:lsid:nmbe.ch:spidersp:012922

Key to genera | Key to species

Description
Male

Colouration as in females.

Body length male: 2 mm
Female

Prosoma yellow-brown, chelicerae darker. Opisthosoma light grey.

Body length female: 2.1 mm
Character states from linyphiid key
Distribution
  Presence
  No data
Global distribution (WSC 2026): Scandinavia, Estonia, Russia (Europe to Far East)
Figures
species

male Pedipalp, retrolateral view
(Løvbrekke unpubl.)

species

male Pedipalp, retrolateral view
(Millidge 1977)

species

male Pedipalp, retrolateral view
(Tullgren 1955)

species

male Palpal tibia, dorsal view
(Løvbrekke unpubl.)

species

female Epigyne, posterior view
(Løvbrekke unpubl.)

species

female Epigyne, ventral view
(Løvbrekke unpubl.)

species

female Epigyne, ventral view
(Tullgren 1955)

species

female Epigyne, lateral view
(Tullgren 1955)

species

female Epigyne, posterior view
(Tullgren 1955)

species

female Vulva, ventral view
(Løvbrekke unpubl.)

species

female Vulva
(Tullgren 1955)

species

female Tibia IV, lateral view
(Løvbrekke unpubl.)

species

female Metatarsus I, lateral view
(Løvbrekke unpubl.)

Distribution List
Estonia   (Vilbaste, 1987) ||| Finland   (Koponen et al., 2016) ||| Norway   (Farlund, 2019) ||| Russia, Northern   (Mikhailov, 2013) ||| Sweden   (Kronestedt, 2001) |||
References

Farlund M (2019) Norwegian Spiders - Norske edderkopper. Siste oppdatering for funn av nye arter 10. oktober, 2019. Online at http://crocea.wordpress.com/norsk-artsliste/ 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

Millidge A F (1977) The conformation of the male palpal organs of linyphiid spiders, and its application to the taxonomic and phylogenetic analysis of the family (Araneae: Linyphiidae). Bulletin of the British Arachnological Society 4: 1-60 pdf

Tullgren A (1955) Zur Kenntnis schwedischer Erigoniden. Arkiv för Zoologi (N.S.) 7: 295-389 pdf

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 pdf

WSC (2026) World Spider Catalog. Version 27. Natural History Museum Bern, online at http://wsc.nmbe.ch (13.2.2026) doi: 10.24436/2 pdf

Updates
05-10-2025 Distribution update Detail
18-03-2014 Image insert
26-02-2014 Distribution update Detail
05-11-2013 Image insert