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Description of Clubiona trivialis (Northern sac spider)
Physical Characteristics
Female 4 to 6 mm.
Abdomen shiny light brown to reddish brown without markings. Sometimes a very faint cardiac mark.
Carapace shiny light yellow-brown to reddish brown without markings. Chelicerae reddish.
Legs and palps shiny light yellow-brown to light brown.
Male 3.5 to 5 mm.
Markings and colours almost identical to the female.
Habitat
In various areas on low vegetation and between stones. Up to 2,500 m.
Distribution
Common in almost the whole of Europe.
Period
All year.