Steatoda triangulosa (Walckenaer, 1802) – triangulate cobweb spider

The information contained in the Alien Species in Poland database is purely scientific and does not constitute legal advice or carry legal authority.

Status

The species is alien in whole area of its current or past occurrence in Poland

Currently present indoors

Reproducing indoors

Non invasive alien species

General charactreristics

Description and biology

Males differ from females. Predator

Occurrence

Map of occurrence

Areas on the map correspond to pemanent occurrence of the species. Points on the map indicate introduction places and/or single records of the species; they do not always correspond to current presence of the species in a given locality.

Information that could update the map of occurence of the species can be sent to ias@iop.krakow.pl

Local dispersal methods

Unintentionally translocated by man

References

• Rozwałka R. 2011. Steatoda triangulosa (Walckenaer, 1802) (Araneae: Theridiidae) in Poland Zesz. Nauk. Uniw. Szczecińskiego. Acta Biologica 18: 143-147. link
• Szymański D., Szymański D.M., Hurna K., Szymański H.M., Białas H., Czeczor S., Pukacz A. 2024. New data on rare, protected and newly found spiders (Araneae) in the fauna of Poland Fragmenta Faunistica 66: 63-86. link

Life form: Spider

Phylum: Arthropoda
Class: Arachnida
Order: Araneae
Family: Theridiidae