Siwa atomaria (O. Pickard-Cambridge, 1876)
Description
Male
Pedipalp: Embolus black, bulky. Median apophysis with 2 widely separated pointed processes.
Body length male: 3.7-5.5 mmFemale
Epigyne with cup-shaped scapus
Body length female: 8.3 mmDistribution
Figures
Pedipalp, prolateral view
(Levy 1986)
Pedipalp, prolateral-ventral view
(Levy 1986)
Pedipalp, retrolateral-ventral view
(Levy 1986)
Pedipalp, apical view
(Levy 1986)
Pedipalp, prolateral view
(Zonstein 2025)
Pedipalp, retrolateral view
(Zonstein 2025)
Pedipalp, ventral view
(Zonstein 2025)
Pedipalp, ventro-prolateral view
(Zonstein 2025)
Epigyne, ventral view
(Levy 1986)
Epigyne, lateral view
(Levy 1986)
Epigyne, posterior view
(Levy 1986)
Epigyne
(Zonstein 2025)
Vulva, dorsal view
(Zonstein 2025)
Vulva, ventral view
(Zonstein 2025)
Prosoma, dorsal view
(Levy 1986)
Opisthosoma, dorsal view
(Levy 1986)
Distribution List
References
El-Hennawy H K (2017a) A list of Egyptian spiders (revised in 2017). Serket 15: 167-183 
Levy G (1986) Spiders of the genera Siwa, Larinia, Lipocrea and Drexelia (Araneae: Araneidae) from Israel. Bulletin of the British Arachnological Society 7: 1-10
Otto S (2022) Caucasian spiders. A faunistic database on the spiders of the Caucasus Ecoregion. Database version 02.2022. Internet: caucasus-spiders.info.
WSC (2026) World Spider Catalog. Version 27. Natural History Museum Bern, online at http://wsc.nmbe.ch (20.5.2026) doi: 10.24436/2
Zonstein S L (2025) New data on the spider genus Siwa Grasshoff, 1970 (Aranei: Araneidae). Arthropoda Selecta 34: 287-293