Female to 22mm; male to 15mm.
Impressive, with a black or dark brown cigar-shaped body (photo). Some specimens show green iridescence on the jaws. The sexes are similar.
Walls, fences, and the bark of trees. Originally a native of southern Europe as far east as Georgia. Adults occur from June to November.
Known as a 'tube-web', it occupies a hole or crevice and has trip-lines radiating out.
1845. Colonies remained local (usually close to southern ports) until the 1990's when a considerable expansion began.
'A sharp and painful bite; felt like a deep injection and caused quite a shock. However, after six hours the pain subsided.'
'Area red and tender to touch (swollen), with bite marks.'
Increasing as the species spreads in southern England, including the London area.