Erigone svenssoni Holm, 1975
Description
Tibia of male palpal with strongly projecting apophysis. Epigyne with transverse folds on entire length. Prosoma dark red-brown, black patterned. Sternum black. Legs light reddish brown. Opisthosoma dark grey.
Body length male: 3.1 mmBody length female: 2.4-3.4 mm
Additional information
In fens
The species is found in the wettest parts of bogs and fens, usually in areas of exposed mud and detritus without vegetation cover where it spins its web over small depressions in the mud surface. May easily be overlooked.
Character states from linyphiid key
Distribution
Figures
Pedipalp
(Holm 1975)
Pedipalp, retrolateral view
(Løvbrekke unpubl.)
Pedipalp with tibia and patella, retrolateral view
(Tanasevitch 2021)
Embolus
(Holm 1975)
Embolic division, prolateral view
(Tanasevitch 2021)
Palpal tibia, dorsal view
(Løvbrekke unpubl.)
Palpal tibia, ventral view
(Løvbrekke unpubl.)
Prosoma, lateral view
(Holm 1975)
Epigyne
(Holm 1975)
Epigyne, ventral view
(Aakra et al. 2016)
Epigyne, retroventral view
(Aakra et al. 2016)
Epigyne
(Morka unpubl.)
Epigyne
(Morka unpubl.)
Epigyne, ventral view
(Løvbrekke unpubl.)
Vulva
(Holm 1975)
Vulva
(Aakra et al. 2016)
Vulva, dorsal view
(Løvbrekke unpubl.)
Vulva, ventral view
(Løvbrekke unpubl.)
Vulva, dorsal view
(Morka unpubl.)
Vulva, dorsal view
(Morka unpubl.)
Chelicerae, ventral view
(Holm 1975)
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, Morka G H, Antonson A, Farlund M, Wrånes R E, Frølandshagen R, Løvbrekke H, Furuseth P, Fjellberg A, Lemke M, Pfliegler W P, Andersen S, Olsen K M, Aadland B, Berggren K (2016) Spiders new to Norway (Arachnida, Araneae) with ecological, taxonomical and faunistic comments. Norwegian Journal of Entomology 63: 6-43 
Holm Å (1975) A new species of the genus Erigone Sav. & Aud. (Araneae: Erigonidae) from Swedish Lapland. Entomologisk Tidskrift 96: 17-23
Kronestedt T (2001) Checklist of Spiders (Araneae) in Sweden [Preliminary version February 2001]
Løvbrekke H (unpubl.)
Morka G H (unpubl.)
Tanasevitch A V (2021) On the Peruvian Erigone palustris Millidge, 1991, with notes on the psychrophila-species group (Arachnida: Araneae). Revue Suisse de Zoologie 128: 375-379
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
Updates
| 01-12-2024 | Image insert | |
| 13-11-2024 | Image insert | |
| 24-10-2022 | Image insert | |
| 22-10-2022 | Gallery image insert | |
| 20-10-2022 | Image insert | |
| 25-09-2022 | Image insert | |
| 23-09-2022 | Gallery image insert | |
| 13-10-2021 | Image insert | |
| 22-05-2018 | Image insert | |
| 13-03-2018 | Image insert | |
| 14-01-2017 | Image insert | |
| 09-05-2016 | Image insert | |
| 18-04-2016 | Image insert |