Clubiona corticalis (Walckenaer, 1802)

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Description of Clubiona corticalis (Barc sac spider)

Physical Characteristics

Resembles Clubiona comta, but is clearly larger.

Female 7 to 11 mm.
Abdomen glossy grey-brown haired with light brown fringed dark cardiac mark and light brown chevrons behind it narrowing towards the spinnerets.
Carapace reddish or yellowish brown with a very thin dark band along the edge.
Legs and palps reddish or yellowish brown with slightly darker metatarsi and tarsi.

Male 7 to 10 mm.
Markings and colours almost identical to the female.

Habitat

Under bark of mainly conifers and under stones. Up to 1,200 m.

Distribution

Common in the whole of Europe.

Period

Spring and summer.