Eresus lavrosii Mcheidze, 1997
Description
Male
Prosoma black, dark brown or carmine, cephalic region bulged. Prosoma length: 6 mm. Chelicerae black or brown, densely covered with black hairs, cheliceral furrow margin with 1 tooth. Sternum shagreen, dark brown or black. Legs densely covered with black setae. Opisthosoma black or dark brown, densely covered with short setae, the sides with 2 broad white bands, dorsum with 2-3 pairs of oval, red or whitish impressed dots, venter black or dark brown.
Female
Female unknown.
Distribution
Phenology
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
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Figures
Pedipalp, retrolateral view
(Mcheidze 1997)
Pedipalp, prolateral view
(Zamani et al. 2020b)
Pedipalp, retrolateral view
(Zamani et al. 2020b)
Pedipalp, ventral view
(Zamani et al. 2020b)
Pedipalp, prolateral view
(Kara et al. 2025)
Pedipalp, retrolateral view
(Kara et al. 2025)
Pedipalp, ventral view
(Kara et al. 2025)
Bulbus, prolateral view
(Kara et al. 2025)
Bulbus, ventral view
(Kara et al. 2025)
Bulbus, prolateral view
(Seropian et al. 2025a)
Bulbus, retrolateral view
(Seropian et al. 2025a)
Bulbus, ventral view
(Seropian et al. 2025a)
Conductor, prolateral view
(Zamani et al. 2020b)
Conductor, retrolateral view
(Zamani et al. 2020b)
Conductor, ventral view
(Zamani et al. 2020b)
Bulbal apophysis, retrolateral view
(Kara et al. 2025)
Habitus, dorsal view
(Mcheidze 1997)
Habitus, dorsal view
(Mcheidze 1997)
Habitus, dorsal view
(Zamani et al. 2020b)
Habitus, lateral view
(Zamani et al. 2020b)
Habitus, dorsal view
(Kara et al. 2025)
Epigyne
(Seropian et al. 2025a)
Epigyne
(Seropian et al. 2025a)
Vulva, dorsal view
(Seropian et al. 2025a)
Vulva, dorsal view
(Seropian et al. 2025a)
Prosoma, lateral view
(Seropian et al. 2025a)
Habitus, dorsal view
(Seropian et al. 2025a)
Habitus, frontal view
(Seropian et al. 2025a)
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
Danışman T, Kunt K B, Özkütük R S, Coşar İ (2025a) The checklist of the spiders of Turkey. Version 2025 [last updated 01 December 2025], online at http://www.spidersofturkey.info 
Kara C, Demir H, Seyyar O (2025) New locality record of Eresus lavrosii Mcheidze, 1997 (Araneae: Eresidae) in Anatolia. Serket 20: 435-438
Mcheidze T S (1997) Spiders of Georgia: Systematics, Ecology, Zoogeographic Review. Tbilisi Univ, 390 pp
Otto S (2022) Caucasian spiders. A faunistic database on the spiders of the Caucasus Ecoregion. Database version 02.2022. Internet: caucasus-spiders.info.
Seropian A, Bulbulashvili N, Makharadze G, Kovács G (2025a) From burrows to spotlight: first description of the female of Eresus lavrosii Mcheidze, 1997 (Araneae, Eresidae), with notes on the natural history. Caucasiana 4: 1-14
WSC (2026) World Spider Catalog. Version 27. Natural History Museum Bern, online at http://wsc.nmbe.ch (13.2.2026) doi: 10.24436/2
Zamani A, Altin Ç, Szűts T (2020b) A black sheep in Eresus (Araneae: Eresidae): taxonomic notes on the ladybird spiders of Iran and Turkey, with a new species. Zootaxa 4851: 559-572
Zarikian N, Dilbaryan K, Khachatryan A, Harutyunova L (2023a) Species composition and diversity of spider (Arachnida: Araneae) in the northern forests of Armenia. Biodiversity 24: 66-75