Theridiidae  Sundevall, 1833 / Sardinidion  Wunderlich, 1995   1 species

Sardinidion blackwalli  (O. Pickard-Cambridge, 1871)

Description

Embolus very long, forming a large loop. Epigynal groove longer than wide. Prosoma yellow, with darkened head region and margin. Sternum blackish, brighter median. Chelicerae yellowish. Legs yellowish, bright with slender brown rings. Opisthosoma with very variable brown-black pattern, dark spot in anterior third of opisthosoma large (sometimes extended to whole dorsal side) and with convex anterior part.

Body length male: 2.3-3 mm
Body length female: 2.5-3.0 mm
Additional information

mostly under bark

Frequency: often overlooked

Distribution
  Presence
  No data
Global distribution (WSC 2024): Europe, North Africa, Turkey, Georgia
Phenology
JanFebMarAprMayJunJulAugSepOctNovDec
 male  female
Figures
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.

Algeria   (Benhacene et al., 2023) ||| Austria   (no references) ||| Belgium   (Bosmans & Van Keer, 2017) ||| Bulgaria   (Blagoev et al., 2018) ||| Czechia   (Růžička & Řezáč, 2022a) ||| France   (no references) ||| Georgia   (Seropian et al., 2024c) ||| Germany   (no references) ||| Greece   (no references) ||| Hungary   (Samu & Szinetár, 1999) ||| Ireland   (Lavery, 2019) ||| Italy   (Pantini & Isaia, 2019) ||| Italy / Sardinia   (Pantini & Isaia, 2019) ||| Italy / Sicily   (Pantini & Isaia, 2019) ||| Luxembourg   (Christian, 2014; Kreuels et al., 2019) ||| Netherlands   (no references) ||| Poland   (Rozwałka & Stanska, 2008) ||| Portugal   (Branco et al., 2019) ||| Romania   (no references) ||| Russia, Central   (no references) ||| Russia, Eastern   (no references) ||| Serbia   (no references) ||| Slovakia   (no references) ||| Slovenia   (Kostanjšek & Kuntner, 2015) ||| Spain   (Branco et al., 2019) ||| Switzerland   (no references) ||| Tunisia   (Bosmans, 2003) ||| Turkey (Asia)   (Danışman et al., 2024a) ||| Turkey (Europe)   (Demircan & Topçu, 2016) ||| Ukraine   (Polchaninova & Prokopenko, 2019) ||| United Kingdom   (Lavery, 2019) |||
References

Benhacene R, Adjami A, Hadjeb A, Kermiche K, Ouakid M L (2023) Bibliographic checklist of the Algerian spider fauna (Araneae). Zootaxa 5352: 301-357 pdf

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) pdf

Bosmans R (2003) A checklist of the spiders of Tunisia, with description of a new species of Palliduphantes Saaristo & Tanasevitch (Araneae: Linyphiidae). Kaupia - Darmstädter Beiträge zur Naturgeschichte 12: 89-109 pdf

Bosmans R, Van Keer K (2017) Een herziene soortenlijst van de Belgische spinnen (Araneae). Nieuwsbrief van de Belgische Arachnologische Vereniging 32: 39-69 pdf

Branco V V, Morano E, Cardoso P (2019) An update to the Iberian spider checklist (Araneae). Zootaxa 4614: 201-254 pdf

Christian S (2014) The first record of the tangle-web spider Sardinidion blackwalli (O. P.-Cambridge, 1871) in Luxembourg (Arachnida, Theriidae). Bulletin de la Société des naturalistes luxembourgeois 115: 255-257 pdf

Crespo L C, Domènech M, Enguídanos A, Malumbres-Olarte J, Cardoso P, Moya-Laraño J, Frías-López C, Macías-Hernández N, De Mas E, Mazzuca P, Mora E, Opatova V, Planas E, Ribera C, Roca-Cusachs M, Ruiz D, Sousa P, Tonzo V, Arnedo M A (2018) A DNA barcode-assisted annotated checklist of the spider (Arachnida, Araneae) communities associated to white oak woodlands in Spanish National Parks. Biodiversity Data Journal 6(e29443): 1-459 pdf

Danışman T, Kunt K B, Özkütük R S, Coşar İ (2024a) The checklist of the spiders of Turkey. Version 2024 [last updated 01 January 2024], online at http://www.spidersofturkey.info pdf

Demircan N, Topçu A (2016) First records for spider fauna of the European part of Turkey (Araneae). Serket 15: 85-91 pdf

Kostanjšek R, Kuntner M (2015) Araneae Sloveniae: a national spider species checklist. ZooKeys 474: 1-91 pdf

Kreuels M, Staudt A, Christian S (2019) Die Spinnenfauna von Luxemburg – eine Zusammenstellung der Nachweise aus den Jahren 1906-2018 (Arachnida: Araneae). Bulletin de la Société des naturalistes luxembourgeois 121: 203-230 pdf

Lavery A (2019) A revised checklist of the spiders of Great Britain and Ireland. Arachnology 18: 196-212 pdf

Locket G H, Millidge A F (1953) British spiders. Vol. II. Ray Society, London, 449 pp. pdf

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). Fragmenta Entomologica 51: 127-152 pdf

Polchaninova N, Prokopenko E (2019) An updated checklist of spiders (Arachnida: Araneae) of Left-Bank Ukraine. Arachnologische Mitteilungen 57: 60-64 & App pdf

Roberts M J (1995) Collins Field Guide: Spiders of Britain & Northern Europe. HarperCollins, London, 383 pp. pdf

Rozwałka R, Stanska M (2008) Check-list of spiders (Araneae) of Poland. 1. December 2008. online at http://www.arachnologia.edu.pl/en/species/8-spiders-of-poland.html pdf

Růžička V, Řezáč M (2022a) Seznam pavouků České republiky. List of spiders of the Czech Republic. Online at https://www.arachnology.cz/seznam-pavouku-cr-26.html and https://www.arachnology.cz/en/seznam-pavouku-cr-26.html pdf

Samu F, Szinetár C (1999) Bibliographic check list of the Hungarian spider fauna. Bulletin of the British Arachnological Society 11: 161-184 pdf

Seropian A, Bulbulashvili N, Makharadze G, Baznikin A (2024c) New and interesting spiders (Arachnida, Araneae) from Vashlovani National Park and Chachuna Managed Reserve (Georgia). Caucasiana 3: 183-213 pdf

Wiehle H (1937) Spinnentiere oder Arachnoidea, VIII. 26: Familie Theridiidae oder Haubennetzspinnen (Kugelspinnen). Die Tierwelt Deutschlands 33: 119-222 pdf

WSC (2024) World Spider Catalog. Version 25.0. Natural History Museum Bern, online at http://wsc.nmbe.ch (22.01.2024) doi: 10.24436/2 pdf

Updates
03-10-2024 Image insert
02-10-2024 Distribution insert Detail
02-10-2024 Distribution update Detail
20-05-2020 Distribution update Detail
15-10-2019 Distribution update Detail
05-12-2018 Image insert
04-12-2018 Distribution update Detail
16-05-2018 Distribution update Detail