Gnaphosidae  Pocock, 1898 / Poecilochroa  Westring, 1874   12 species

Poecilochroa senilis  (O. Pickard-Cambridge, 1872)


Palp globular, membranous, brown embolus tapers into fine filament, membranous, light conductor partly envelopes tip of embolus on mesal side. Large tibial retrolateral apophysis splits into short, slightly scooped, blackish lobe, and a hooked, yellow process. Prosoma length: 2.1-3.0 mm, prosoma width: 1.4-2.1 mm.

Body length male: 4.3-6.6 mm

Epigyne: swollen plates divided medially by elongated, brown cavity edged by broad,blackish margins. Copulatory orifices located at midlevel of spermathecae. Median black ducts of large, reddish-yellow, compact spermathecae nearly touching each other at middle. Prosoma length: 2.8-4.2 mm, prosoma width: 1.8-3.0 mm.

Body length female: 5.4-10.4 mm
Additional information

Under stones and in moist grassland (Chios, Greece)

  No data
Global distribution (WSC 2019): France (Corsica) to Turkmenistan
 male  female

Bosmans R, Van Keer J, Russell-Smith A, Hadjiconstantis M, Komnenov M, Bosselaers J, Huber S, McCowan D, Snazell R, Decae A, Zoumides C, Kielhorn K-H, Oger P (2019c) Spiders of Cyprus (Araneae). A catalogue of all currently known species from Cyprus. Newsletter of the Belgian Arachnological Society 34, Suppl. 1: 1-173 pdf

Bosmans R. (unpubl.) Provisional list of spiders of North Africa. Database excerpt Aug. 2019

Helsdingen P J van (2010a) Araneae. In: Fauna Europaea Database (Version 2010.1), online at

Murphy J (2007) Gnaphosid genera of the world. British Arachnological Society St Neots, Cambridgeshire, 605 pp. pdf

Otto S (2019) Caucasian spiders. A faunistic database on the spiders of the Caucasus Ecoregion. Database version 10.2019. Internet:

Pantini P, Isaia M (2018) Checklist of the Italian spiders (version June 2018). online at pdf

Russell-Smith A, Allison R, Askins M, Blumsom W, Snazell R, Spilling C (2011) A provisional checklist and gazetteer of the spiders of Chios, Greece (Arachnida: Araneae). Bull Br Arachnol Soc 15: 133-167

World Spider Catalog (2019) World Spider Catalog, version 20.5. Natural History Museum Bern, online at (20.09.2019) doi: 10.24436/2

13-06-2016 Datasheet update Old value
01-12-2013 Distribution update Old value