araneae - Erigone psychrophila

Description

Male palp with strikingly long patellar apophysis, approximately projecting perpendicular to patellar axis, tip distinctly backwardly bent. Epigyne lifted and in posterior view with ± triangular median part, distinctly bordered by sclerotised area anteriorly.

Body length male: 2-3 mm
Body length female: 2-3.1 mm

Frequency: Rarely found

Character states from linyphiid key

Distribution

Presence

No data

Global distribution (WSC 2018): North America, Northern Europe, Russia (Europe to East Siberia)

Phenology



Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec

Figures

Pedipalp, ventral view
(Locket et al. 1974)

Pedipalp
(Roberts 1987)

Pedipalp, retrolateral view
(Løvbrekke unpubl.)

Palpal patella
(Locket et al. 1974)

Palpal tibia, dorsal view
(Løvbrekke unpubl.)

Tibial apophysis
(Roberts 1987)

Epigyne
(Locket et al. 1974)

Epigyne
(Roberts 1987)

Epigyne, lifted
(Roberts 1987)

Epigyne
(Løvbrekke unpubl.)

Vulva, dorsal view
(Løvbrekke unpubl.)

References

Helsdingen P J van (2010a) Araneae. In: Fauna Europaea Database (Version 2010.1), online at www.european-arachnology.org

Lissner J, Jensen J-K, Hansen L J, Simonsen W, Kelduni R, Nissen K (2016b) An updated checklist of spiders (Araneae) of the Faroe Islands. Norwegian Journal of Entomology 63: 197-240

Locket G H, Millidge A F, Merrett P (1974) British Spiders 3. Ray Soc London

Løvbrekke H (unpubl.)

Marusik Y M, Koponen S, Makarova O L (2016a) A survey of spiders (Araneae) collected on the arctic island of Dolgiy (69°12′N), Barents Sea. Arachnology 17(1): 10-24

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

World Spider Catalog (2018) World Spider Catalog, version 19.5. Natural History Museum Bern, online at http://wsc.nmbe.ch (15.07.2018) doi: 10.24436/2

Erigone psychrophila Thorell, 1871