Steatoda triangulosa (Walckenaer, 1802)

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Look for the description of the species at the bottom of the page.

Description of Steatoda triangulosa (Triangulate cobweb spider)

Physical Characteristics

Female 3.5 to 9 mm.
Abdomen dark brown to black brown with a yellowish-white pattern of independent or contiguous chevrons on top and along the sides.
Carapace reddish brown.
Legs and palps yellow-brown to reddish brown with faint dark annulations.

Male 3.5 to 5 mm.
Markings and colours almost identical to the female.


In several dry, sunny areas. In central Europe only in buildings.


Occurs in the whole of Europe, but not common.


Spring, summer and autumn.