Pholcidae  C. L. Koch, 1850 / Psilochorus  Simon, 1893   1 species

Psilochorus simoni  (Berland, 1911)

Description
Male

Prosoma yellowish to light brown, slightly darkened in the middle. Legs yellowish to light brown. Opisthosoma bluish grey, egg-shaped. Spinnerets situated more anteriorly.

Body length male: 1.9-3 mm
Female

Epigyne appears as a simple transverse slit. Prosoma and legs yellowish to light grey. Opisthosoma very globular, grey with a bluish tinge.

Body length female: 1.9-3 mm
Additional information

In buildings, usually in wine cellars, in caves. Builds umbrella-shaped webs and hangs upside down

This species of North American origin is not native to Europe (alien species). It had been introduced to Europe at least once and did establish.

Troglophile species (Mammola et al. 2018)

Distribution
  Presence
  No data
Global distribution (WSC 2020): USA. Introduced to Europe, Turkey, Iran, New Zealand
Phenology
JanFebMarAprMayJunJulAugSepOctNovDec
 male  female
Figures
Distribution List
Austria   (no references) ||| Belgium   (no references) ||| Bulgaria   (Blagoev et al., 2018) ||| Czechia   (no references) ||| Denmark   (no references) ||| Faroe Islands   (Lissner et al., 2016b) ||| Finland   (Koponen et al., 2016) ||| France   (no references) ||| Germany   (no references) ||| Greece / Crete   (Bosmans et al., 2013) ||| Hungary   (Samu & Szinetár, 1999) ||| Ireland   (no references) ||| Italy   (Pantini & Isaia, 2019) ||| Italy / Sardinia   (Pantini & Isaia, 2019) ||| Luxembourg   (Kreuels et al., 2019) ||| Netherlands   (no references) ||| North Macedonia   (Komnenov, 2014) ||| Northern Ireland   (no references) ||| Norway   (Aakra & Hauge, 2003) ||| Poland   (no references) ||| Russia, Eastern   (no references) ||| Slovakia   (no references) ||| Slovenia   (Kostanjšek & Kuntner, 2015) ||| Spain   (Branco et al., 2019) ||| Sweden   (Kronestedt, 2001) ||| Switzerland   (no references) ||| Turkey (Asia)   (Danışman et al., 2019) ||| United Kingdom   (no references) |||
References

Aakra K, Hauge E (2003) Checklist of Norwegian spiders (Arachnida: Araneae), including Svalbard and Jan Mayen. Norwegian Journal of Entomology 50: 109-129 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, Van Keer J, Russell-Smith A, Kronestedt T, Alderweireldt M, Bosselaers J, De Koninck H (2013) Spiders of Crete (Araneae). A catalogue of all currently known species from the Greek island of Crete. Nieuwsbrief van de Belgische Arachnologische Vereniging 28 (Suppl. 1): 1-147 pdf

Branco V V, Morano E, Cardoso P (2019) An update to the Iberian spider checklist (Araneae). [N.B.: few records from this paper are not taken over and not commented] Zootaxa 4614: 201-254 pdf

Brændegaard J (1966) Edderkopper: Eller Spindlere I Danmarks Fauna 72: 1-224 pdf

Danışman T, Kunt K B, Özkütük R S (2019) The checklist of the spiders of Turkey. Version 2019 [last updated 1 June 2019], online at http://www.spidersofturkey.info pdf

Komnenov M (2014) Spider fauna of the Osogovo Mt. Range, Northeastern Macedonia. Fauna Balkana 2: 1-267 pdf

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 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

Kritscher E (1970) Physocyclus simoni Berland 1911 (Aran., Pholcidae), eine für Österreich neue Spinnenart. Anzeiger der Österreichischen Akademie der Wissenschaften, Mathematisch-Naturwissenschaftliche Klasse 106: 138-142 pdf

Kronestedt T (2001) Checklist of Spiders (Araneae) in Sweden [Preliminary version February 2001] pdf

Le Peru B (2011) The spiders of Europe, a synthesis of data: Volume 1 Atypidae to Theridiidae. Mémoires de la Société Linnéenne de Lyon 2: 1-522 pdf

Lissner J, Jensen J-K, Hansen L J, Simonsen W, Kelduni R, Nissen K (2016b) An updated checklist of spiders (Araneae) of the Faroe Islands. Norwegian Journal of Entomology 63: 197-240 pdf

Locket G H, Millidge A F (1951) British spiders. Vol. I. Ray Society, London, 310 pp. pdf

Mammola S, Cardoso P, Ribera C, Pavlek M, Isaia M (2018b) A synthesis on cave-dwelling spiders in Europe. Zoological Systematics and Evolutionary Research 56: 301-316 pdf

Naumova M V, Blagoev G, Dimitrov D, Lazarov S, Deltshev C (2017) New data on the spider fauna (Arachnida: Araneae) of Bulgaria. Acta Zoologica Bulgarica 69: 477-481 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). http://araneae.it. Fragmenta Entomologica 51: 127-152 pdf

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

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

Svatoň J, Gajdoš P, Černecká L, Franc V, Korenko S, Kovalčík R, Krumpálová Z (2009) Pavúky – Araneae. In: Mašán P, Mihál I (eds.), Pavúkovce Cerovej Vrchoviny. Arachnids of the Cerová Vrchovina Highland (Arachnida: Araneae, Pseudoscorpiones, Opiliones, Acari), Institute of Forest Ecology, Zvolen: 21-123 pdf

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 pdf

Updates
06-05-2020 Distribution insert Detail
13-10-2017 Distribution update Detail
30-09-2015 Distribution update Detail
15-10-2013 Distribution update Detail