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

Eratigena arganoi (Brignoli, 1971)

WSC LSID urn:lsid:nmbe.ch:spidersp:021051

Key to genera | Key to species

Description
Male

Prosoma with 2 dark longitudinal bands, sometimes reduced. Prosoma length: 2.16 mm. Chelicerae with 3 teeth on promargin and 8-9 teeth on retromargin. Sternum with a pale median region. Opisthosoma brown-grey-green, dorsum anteriorly with 2 pale longitudinal bands, continuing posteriad in chevrons and spots.

Female

Colouration as in males. Prosoma length: 1.8-1.9 mm, prosoma width: 1.25 mm.

Body length female: 4.28 mm
Distribution
  Presence
  No data
Global distribution (WSC 2026): Italy
Phenology
JanFebMarAprMayJunJulAugSepOctNovDec
 male  female
Figures
species

male Pedipalp, retrolateral view
(Bolzern et al. 2008)

species

male Pedipalp, ventral view
(Bolzern et al. 2008)

species

male Pedipalp, retrolateral view
(Brignoli 1977b)

species

male Pedipalp, prolateral view
(Brignoli 1977b)

species

female Epigyne
(Brignoli 1971g)

species

female Vulva, ventral view
(Brignoli 1977b)

species

female Vulva, dorsal view
(Brignoli 1971g)

species

female Vulva, dorsal view
(Brignoli 1971g)

species

female Vulva, dorsal view
(Brignoli 1971g)

species

female Vulva, dorsal view
(Brignoli 1971g)

species

female Vulva, dorsal view
(Brignoli 1971g)

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.

Italy   (Isaia et al., 2025) |||
References

Bolzern A, Hänggi A, Burckhardt D (2008) Funnel web spiders from Sardinia: Taxonomical notes on some Tegenaria and Malthonica spp. (Araneae: Agelenidae). Revue Suisse de Zoologie 115: 759-778 pdf

Brignoli P M (1971g) Contributo alla conoscenza degli Agelenidae Italiani (Araneae). Fragmenta Entomologica 8: 57-142 pdf

Brignoli P M (1977b) Ragni d'Italia XXVII. Nuovi dati su Agelenidae, Argyronetidae, Hahniidae, Oxyopidae e Pisauridae cavernicoli ed epigei (Araneae). Quaderni del Museo di Speleologia "V. Rivera" 4: 3-117 pdf

Isaia M, Tolve M, Pantini P (2025) Araneae.it: 2.0: the new updated version of the digital catalog of the Italian spiders and other arachnids (Arachnida: Araneae, Opiliones, Scorpiones, Pseudoscorpiones, Palpigradi, Solifugae). Fragmenta Entomologica 57: 197-204 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
16-04-2013 Image insert