Uloboridae  Thorell, 1869 / Hyptiotes  Walckenaer, 1837   4 species

Hyptiotes flavidus (Blackwall, 1862)

Description
Male

Palp: bulb with a terminal apophysis red, obtuse, almost straight, embolus very long, its origin near the base of the bulb. Prosoma 1.0-1.2 mm long.

Body length male: 2.2-3.0 mm
Female

Prosoma slightly longer than wide, 1.1-1.5 mm long. Clypeus more protuding than in other species.

Body length female: 4.0-4.5 mm
Additional information

In pine forests, oak forests and on shrubs.

Distribution
  Presence
  No data
Global distribution (WSC 2026): Madeira, Mediterranean, Russia (Europe), Caucasus
Females and males in late summer, autumn and winter, females with egg sacs in September.
Figures
Distribution List
Algeria   (Benhacene et al., 2023) ||| Bulgaria   (Blagoev et al., 2018) ||| Croatia   (Milosevic, 2002) ||| France   (Wunderlich, 2008c) ||| Georgia   (Otto, 2022) ||| Germany   (Wunderlich, 2017) ||| Greece   (Bosmans & Chatzaki, 2005) ||| Italy   (Isaia et al., 2025) ||| Italy / Sardinia   (Caria & Pantini, 2023) ||| Morocco   (Lecigne et al., 2025) ||| Portugal   (Branco et al., 2019) ||| Russia, Southern   (Otto, 2022) ||| Spain   (Branco et al., 2019) ||| Switzerland   (Hänggi & Gloor, 2020) |||
References

Barrientos J A, Blasco A, Ferrández M A, Godall P, Pérez P, Rambla M, Urones M C (1985) Artrópodos epigeos del macizo de San Juan de la Peña (Jaca, Prov. de Huesca): XII. Familias de araneidos de escasa representación. Pirineos 126: 211-234 pdf

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, Chatzaki M (2005) A catalogue of the spiders of Greece – a critical review of all spider species cited from Greece with their localities. Nieuwsbrief van de Belgische arachnologische Vereniging 20 (2, suppl.): 1-124 pdf

Bosselaers J (2018) Spiders (Arachnida, Araneae) of the Gavarres (Catalonia, Spain) and the adjacent coastal region - part I: 2012-2013. Newsletter of the Belgian arachnological Society 33(Suppl.): 1-103 pdf

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

Breitling R (2020) South European spiders from the Duffey collection in the Manchester Museum (Arachnida: Araneae). Arachnology 18: 333-362 pdf

Caria M, Pantini P (2023) Nuovi dati per l’araneofauna sarda (Arachnida: Araneae). Rivista del Museo Civico di Scienze Naturali "Enrico Caffi", Bergamo 36: 65-71 pdf

Hänggi A, Gloor D (2020) Vom Wert alter Amateursammlungen – vier Spinnenarten neu für die Schweiz in der Sammlung Ketterer. Arachnologische Mitteilungen 59: 88-96 pdf

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 pdf

Lecigne S, Moutaouakil S, Lips J (2025) Contribution to the knowledge of the spider fauna of Morocco (Arachnida: Araneae) – second note. On new species and new records from caves and miscellaneous terrestrial ecosystems. Journal of the Belgian Arachnological Society 40(1, supplement): 1-184 pdf

Milosevic B (2002) Aranea – Popis vrsta – Checklist. Hrvatsko entomološko društvo – Inventar entomofaune Hrvatske [Aranea – List of species – Checklist. Croatian Entomological Society – Inventory of Croatian entomofauna]. pdf

Otto S (2022) Caucasian spiders. A faunistic database on the spiders of the Caucasus Ecoregion. Database version 02.2022. Internet: caucasus-spiders.info.

Simon E (1914) Les arachnides de France 6 (1). Paris (Roret): 1-308 pdf

WSC (2026) World Spider Catalog. Version 27. Natural History Museum Bern, online at http://wsc.nmbe.ch (13.2.2026) doi: 10.24436/2 pdf

Wunderlich J (2008c) Revision of the European species of the spider genus Hyptiotes Walckenaer 1837 (Araneae: Uloboridae). Beiträge zur Araneologie 5: 676-684 pdf

Wunderlich J (2017) Descriptions, notes and synonyms of some mainly Mediterranean and Macaronesian spiders (Araneae) of various families. Beiträge zur Araneologie 10: 298-326, 354 pdf

Updates
15-05-2025 Image insert
27-04-2025 Distribution update Detail
27-04-2025 Distribution insert Detail
15-01-2024 Distribution insert Detail
24-07-2020 Image insert
24-04-2020 Distribution update Detail
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06-12-2018 Image insert
21-03-2017 Distribution update Detail
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16-04-2013 Image insert