Estrandia grandaeva (Keyserling, 1886)
Description
Male
Prosoma light chestnut-brown, elongated, egg-shaped, fovea V-shaped. Reticulation medially very fine and dense, laterally more roughly and obliquely. Chelicerae with 3 pro- and 2 retrolateral teeth. Sternum finely reticulated. Legs muddy yellow. Prosoma length: 1.4 mm, prosoma width: 1.1 mm.
Body length male: 2.5 mmFemale
As in male. Pars cephalica less elevated, prosoma and legs lighter. Epigyne: Almost semicircular, dark median field separates two large, anteriad widely opened, posteriorly hooded grooves. Prosoma length: 1.3 mm, prosoma width: 0.9 mm.
Body length female: 2.4-2.8 mmDistribution
Figures
Pedipalp
(Paquin & Dupérré 2003)
Pedipalp, retrolateral view
(Løvbrekke unpubl.)
Pedipalp, retrolateral view
(van Helsdingen & Miller 2025)
Habitus, lateral view
(Løvbrekke unpubl.)
Epigyne
(Millidge 1984b)
Epigyne
(Paquin & Dupérré 2003)
Epigyne, ventral view
(Aakra et al. 2016)
Epigyne
(Løvbrekke unpubl.)
Epigyne
(Morka unpubl.)
Vulva
(Millidge 1984b)
Vulva
(Løvbrekke unpubl.)
Femur I, dorsal view
(Løvbrekke unpubl.)
Tibia and metatarsus I, lateral view
(Løvbrekke unpubl.)
Habitus, 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, 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 
Esyunin S L, Efimik V E (1996a) Catalogue of the spiders (Arachnida, Aranei) of the Urals. KMK Scientific Press, Moscow, 228 pp.
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/
Fjellberg A (unpubl.) .
Helsdingen P J van, Miller J A (2025) Estrandia grandaeva (Keyserling, 1886), first record in the Netherlands (Araneae, Linyphiidae). Nieuwsbrief SPINED 43: 19-20
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.)
Millidge A F (1984b) The taxonomy of the Linyphiidae, based chiefly on the epigynal and tracheal characters (Araneae: Linyphiidae). Bulletin of the British Arachnological Society 6: 229-267
Morka G H (unpubl.)
Paquin P, Dupérré N (2003) Guide d'identification des araignées de Québec. Fabreries, Supplément 11: 1-251
WSC (2026) World Spider Catalog. Version 27. Natural History Museum Bern, online at http://wsc.nmbe.ch (13.2.2026) doi: 10.24436/2
Updates
| 05-06-2025 | Datasheet update | Detail |
| 05-06-2025 | Distribution insert | Detail |
| 26-05-2025 | Distribution update | Detail |
| 30-04-2025 | Image insert | |
| 30-04-2025 | Distribution insert | Detail |
| 30-04-2025 | Distribution update | Detail |
| 22-10-2022 | Gallery image insert | |
| 20-09-2022 | Image insert | |
| 31-12-2019 | Image insert | |
| 02-10-2018 | Image insert | |
| 14-01-2017 | Image insert | |
| 13-06-2016 | Datasheet update | Detail |
| 26-02-2014 | Distribution update | Detail |