Ero furcata (Villers, 1789)
Description
Palp male: tibia approximately 2.7 times as long as wide. Cymbium oval, proximally elevated, forming a conical tubercle. Conductor with prolateral furrow. Tip typically with retrolateral and ventral, finger-shaped processes. Paracymbium with bipartite, whitish basal process. Epigyne with characteristic lateral lobes. Median part wider than long and posteriorly bordered by chitinous wall. Septum white, longish. Vulva with short entrance ducts and round receptacula. Prosoma yellowish-brown, eye region and a broad stripe on margin darker, almost black. A black line between dorsal groove and eye region. Sternum yellowish-white, with dark spots. Chelicerae dark brown to black. Legs yellowish, annulated with red-brown to black. Opisthosoma anterior of tubercles dark, brighter spotted posteriorly, black, reddish and grey on yellow background.
Body length male: 2.5-3 mmBody length female: 3.5-4.8 mm
Additional information
on trees, bushes and shrubs near the ground
Frequency: Widely distributed, most frequent species of the genus, but difficult to find
Distribution
Phenology
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
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Figures
Pedipalp, ventral view
(Wiehle 1953)
Pedipalp
(Thaler et al. 2004)
Pedipalp, ventral view
(Heimer & Nentwig 1991)
Pedipalp, ventral view
(Roberts 1995)
Pedipalp, ventral view
(Locket & Millidge 1953)
Pedipalp, ventral view
(Thaler et al. 2004)
Pedipalp
(Locket et al. 1974)
Conductor
(Thaler et al. 2004)
Cymbium
(Thaler et al. 2004)
Prosoma, dorsal view
(Ponomarev 2008a)
Leg I
(Ponomarev 2008a)
Epigyne
(Roberts 1995)
Epigyne
(Wiehle 1953)
Epigyne
(Locket & Millidge 1953)
Epigyne, ventral view
(Thaler et al. 2004)
Vulva
(Wiehle 1953)
Vulva
(Fjellberg unpubl.)
Sternum
(Fjellberg unpubl.)
Leg II
(Heimer & Nentwig 1991)
Metatarsus II
(Wiehle 1953)
Distribution List
References
Blagoev G, Deltshev C, Lazarov S, Naumova M (2018) The spiders (Araneae) of Bulgaria. Version: August 2018. National Museum of Natural History, Bulgarian Academy of Sciences. Online at http://www.nmnhs.com/spiders-bulgaria/ (accessed on 10.9.2018)
Cera I (2018) The checklist of Latvian spiders (Arachnida: Araneae). Environmental and Experimental Biology 16: 139-152 
Fjellberg A (unpubl.)
Heimer S, Nentwig W (1991) Spinnen Mitteleuropas. Paul Parey Berlin
Helsdingen P J van (2010a) Araneae. In: Fauna Europaea Database (Version 2010.1), online at www.european-arachnology.org
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
Kostanjšek R, Kuntner M (2015) Araneae Sloveniae: a national spider species checklist. ZooKeys 474: 1-91
Locket G H, Millidge A F (1953) British Spiders 2. Ray Soc London
Locket G H, Millidge A F, Merrett P (1974) British Spiders 3. Ray Soc London
Marusik Y M, Kunt K B (2011) Spiders (Aranei) new to the fauna of Turkey. 9. Two new family records (Mysmenidae and Synaphridae) and one species record of Mimetidae. Caucasian Entomological Bulletin 7: 3-5
Mikhailov K G (2013) The spiders (Arachnida: Aranei) of Russia and adjacent countries: a non-annotated checklist. Arthropoda Selecta, Supplement 3: 1-262
Otto S (2020) Caucasian spiders. A faunistic database on the spiders of the Caucasus Ecoregion. Database version 03.2020. Internet: caucasus-spiders.info.
Pantini P, Isaia M (2019) Araneae.it: the online Catalog of Italian spiders, with addenda on other Arachnid Orders occurring in Italy (Arachnida: Araneae, Opiliones, Palpigradi, Pseudoscorpionida, Scorpiones, Solifugae). http://araneae.it. Fragmenta Entomologica 51: 127-152
Polchaninova N, Prokopenko E (2019) An updated checklist of spiders (Arachnida: Araneae) of Left-Bank Ukraine. Arachnologische Mitteilungen 57: 60-64 & App
Ponomarev A V (2008a) Additions to the fauna of spiders (Aranei) of the from south of Russia and western Kazakhstan: new taxa and finds. Caucasian Entomological Bulletin 4: 49-61
Roberts M J (1995) Spiders of Britain and Northern Europe. Collins Field Guide Bath
Staudt A, Weber D, Nährig D (2013) Webspinnen (Arachnida, Araneae) aus Höhlen des Grossherzogtums Luxemburgs. Ferrantia 69: 115-157
Thaler K, van Harten A, Knoflach B (2004) Pirate spiders of the genus Ero C.L. Koch from southern Europe, Yemen, and Ivory Coast, with two new species (Arachnida, Araneae, Mimetidae). Denisia 13: 359-368
Wiehle H (1953) Spinnentiere oder Arachnoidea (Araneae), IX. Orthognatha-Cribellata-Haplogynae, Entelegynae (Pholcidae, Zodariidae, Oxyopidae, Mimetidae, Nesticidae). Tierwelt Deutschlands 42
World Spider Catalog (2020) World Spider Catalog. Version 21.0. Natural History Museum Bern, online at http://wsc.nmbe.ch (20.03.2020) doi: 10.24436/2