Resources:
Agelenidae  C. L. Koch, 1837 / Eratigena  Bolzern, Burckhardt & Hänggi, 2013   26 species

Eratigena duellica (Simon, 1875)

Description

Conductor with ± straight tip. Prosoma yellowish-grey, with 2 broad, dark brown-black longitudinal stripes. Sternum grey-brown, with brighter median part and bright spots near coxa. Legs yellowish-grey. Opisthosoma grey-brown, dorsally with 2 longitudinal rows of yellow spots and slender, yellow median stripe.

Body length male: 10-14 mm
Body length female: 11-16 mm
Additional information

Under stones in warm locations, often in buildings

Distribution
  Presence
  Not established
  No data
Global distribution (WSC 2026): Canada, USA, Europe
Phenology
JanFebMarAprMayJunJulAugSepOctNovDec
 male  female
Figures
Distribution List
Finland   (Koponen et al., 2016; Zamani & Koponen, 2025) ||| France   (Le Peru, 2007) ||| Ireland   (Lavery, 2019) ||| Northern Ireland   (Lavery, 2019) ||| Portugal   (Cardoso & Morano, 2010) ||| Spain   (Cardoso & Morano, 2010) ||| United Kingdom   (Lavery, 2019) |||
References

Bolzern A, Burckhardt D, Hänggi A (2013b) Phylogeny and taxonomy of European funnel-web spiders of the Tegenaria-Malthonica complex (Araneae: Agelenidae) based upon morphological and molecular data. Zoological Journal of the Linnean Society 168: 723-848 pdf

Brignoli P M (1978e) Quelques notes sur les Agelenidae, Hahniidae, Oxyopidae et Pisauridae de France et d'Espagne (Araneae). Revue Suisse de Zoologie 85: 265-294 pdf

Cardoso P, Morano E (2010) The Iberian spider checklist (Araneae). Zootaxa 2495: 1-52 pdf

Heimer S, Nentwig W (1991) Spinnen Mitteleuropas. Paul Parey Berlin 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

Lavery A (2019) A revised checklist of the spiders of Great Britain and Ireland. Arachnology 18: 196-212 pdf

Le Peru B (2007) Catalogue et répartition des araignées de France. Revue Arachnologique 16: 1-468 pdf

Merrett P (1980) Notes on the variation, identification and distribution of British species of the Tegenaria atrica group (Araneae, Agelenidae). Bulletin of the British Arachnological Society 5: 1-8 pdf

Oxford G (2023) The identification of members of the Eratigena atrica group of large house spiders – E. atrica, E. duellica and E. saeva (Agelenidae). Newsletter of the British Arachnological Society 156/SRS News 105: 1-4 pdf

Oxford G S, Bolzern A (2018) Molecules v. morphology — is Eratigena atrica (Araneae: Agelenidae) one species or three? Arachnology 17: 337-357 pdf

Roberts M J (1995) Collins Field Guide: Spiders of Britain & Northern Europe. HarperCollins, London, 383 pp. pdf

WSC (2026) World Spider Catalog. Version 27. Natural History Museum Bern, online at http://wsc.nmbe.ch (20.5.2026) doi: 10.24436/2 pdf

Zamani A, Koponen S (2025) First Nordic record of Pandava laminata (Araneae: Titanoecidae), with a synopsis of anthropochorous species of spiders in Finland. Arachnologische Mitteilungen 69: 5-9 pdf

Updates
30-05-2025 Distribution update Detail
30-03-2023 Image insert
17-06-2020 Distribution update Detail
15-03-2018 Datasheet update Detail