Thomisidae  Sundevall, 1833 / Bassaniana  Strand, 1928   1 species

Bassaniana baudueri  (Simon, 1877)


Tibial apophysis with ventral, broad, hook-shaped and distally rounded apophysis and a second one, originating retrolaterally, with tooth-like process. Embolus short, rectangularly projecting distally. Epigyne has a clip-like protrusion vertically, no epigynal groove. Vulva with 2 sac-like structures separated from each other. Prosoma black-brown, and in median and posterior field with spotted and V-shaped, white pattern. Sternum black-brown, black-brown margin. Female: scarcely spined. Chelicerae black-brown, strongly patterned yellow cream-coloured. Legs short and thick with dense, robust spines, spotted very dark and contrast-rich (white, black, brown) like remaining specimen. Opisthosoma anteriorly black, brown, spotted grey and cream-coloured, becoming brighter posteriorly. Female: with median lancet-like brightened area or posteriorly with inverse cream-coloured, triangular field. Spinnerets brown.

Prosoma brown, with white spots. Prosoma length: 1.95-2.1 m. Chelicerae and sternum brown, with white spots. Legs yellowish with brown and white spots, femora I and II sometimes completely brown on ventral side. Opisthosoma with variable pattern, but at least a white anterior spot on each side.

Body length male: 3.8-4.5 mm

Prosoma length: 2.55 mm. Colouration as in males, but lighter.

Body length female: 5.0-6.75 mm
Additional information

under bark of pear trees, camouflaged due to its colour

  No data
Global distribution (WSC 2019): Portugal, France, Germany, Austria, Slovakia, Hungary, Romania
 male  female

Breitling R, Bauer T, Grabolle A, Oger P, Pantini P, Van Keer J, Pfliegler W P, Jantscher E, Dolanský J (2016a) East meets West: on the true identity of Cheiracanthium rupestre and Xysticus albomaculatus (Arachnida: Araneae: Eutichuridae, Thomisidae). Arachnologische Mitteilungen 52: 38-49

Chyzer C, Kulczyński W (1891)  Araneae Hungariae. Budapest, 1: 1-170.

Déjean S, Ledoux J-C (2013) De araneis Galliae, III, 4: Bassianiana versicolor baudueri (Simon, 1932). Revue Arachnol 17: 88-92

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

Jantscher E (2001a) Revision der Krabbenspinnengattung Xysticus C.L. Koch, 1835 (Araneae, Thomisidae) in Zentraleuropa. Dissertation: 1-328 pdf

Otto S (2017) Caucasian spiders. A faunistic database on the spiders of the Caucasus Ecoregion. Database version 08.2017. Internet:

World Spider Catalog (2019) World Spider Catalog, version 20.0. Natural History Museum Bern, online at (20.01.2019) doi: 10.24436/2

16-01-2017 Image insert
16-01-2017 Distribution update Old value
17-06-2014 Datasheet update Old value
17-06-2014 Image insert
04-02-2014 Distribution update Old value