Bark sac spider, Clubiona corticalis
Body size
Female to 10 mm; male to 10 mm.
Appearance
Carapace glossy brown with dark jaws. Abdomen with a dark central mark becoming a pattern of chevrons towards the rear. The two sexes are similar (photo).
Habitat, range and season
Old trees and buildings. Occasionally found in houses walking across the walls. Europe and much of Asia. Adults occur from April to September.
Web
None.
First recorded in the UK
1841.
Toolbox
In 2003 nearly 12,000 scientists from over 60 countries came to work at the Museum.