Dysdera andreinii Caporiacco, 1928
Description
Male
Bulb: ratio length of basal part/length of distal part: 0.8-1. Prosoma red-brown, with fine grains. Prosoma 3.3-4.6 mm long. Eyes: anteriors 0.8 diameter apart, larger than posteriors. Legs: femur IV with one dorsal spine, posterior tibia with 7 spines, posterior metatarsus with more than 10 spines.
Body length male: 9.5 mmFemale
Prosoma 3.7-4 mm long.
Body length female: 9.5 mmDistribution
Phenology
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
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Figures
Pedipalp, retrolateral view
(Grasshoff 1959)
Bulbus, ventral view
(Alicata 1966f)
Bulbus, prolateral view
(Alicata 1966f)
Tip of bulbus
(Alicata 1966f)
Vulva, dorsal view
(Alicata 1964a)
Vulva, variation, dorsal view
(Alicata 1964a)
Vulva, dorsal view
(Grasshoff 1959)
Receptaculum, ventral view
(Alicata 1964a)
Receptaculum, ventral view
(Alicata 1964a)
Distribution List
References
Alicata P (1964a) Le Dysdera del gruppo andreinii della fauna italiana (Araneae, Dysderidae). Atti dell' Accademia Gioenia di Scienze Naturali in Catania (6) 16: 67-86 
Alicata P (1966f) Sur l'évaluation de quelques caractères dans l'étude de la microévolution chez les Dysderidae (Arach., Araneae). Senckenbergiana Biologica 47: 5-10
Grasshoff M (1959) Dysdera-Arten von Inseln der Mittelmeergebietes (Arachn., Araneae). Senckenbergiana Biologica 40: 209-220
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
Naumova M, Hristovski S, Hristov G H (2016b) Spiders (Arachnida: Araneae) from Prespa National Park, Albania. Acta Zoologica Bulgarica 68: 503-511
WSC (2026) World Spider Catalog. Version 27. Natural History Museum Bern, online at http://wsc.nmbe.ch (13.2.2026) doi: 10.24436/2