Leviellus stroemi (Thorell, 1870) - Tree Sector-spider

Occurrence: Leviellus stroemi lives on boles under branches, sometimes lives on buildings (e.g. on barns). It is rare species, but in separated areas of its appearing it can form colonies. Description: It has round abdomen, the purple marking (folium) is light edged. An adult female can grow to about 5,5 mm. Period of occurrence: Adults are seen all the year. Web: It builds small, dense and strong webs. It responds to a prey later, but with suddenly shaking of prey spider quickly attacks. It moves on web very fast and wants to be there the least possible time. It is very timid. The signal thread is connected with nest, which is lined with dense fiber. The nest is above the central area. In area of web, where the signal thread is, there is a missing sector. There is the web cut to the circular sector. We can’t see these spiders sitting on their webs during the day. Food: Leviellus stroemi hunts small flying insects.

Video here


photo: Kryštof Rückl



photo: Kryštof Rückl



photo: Oto Zimmermann



photo: Kryštof Rückl



photo: Kryštof Rückl



photo: Kryštof Rückl



photo: Kryštof Rückl



photo: Kryštof Rückl



photo: Kryštof Rückl



photo: Kryštof Rückl



photo: Karolina Rücklová



photo: Kryštof Rückl



photo: Kryštof Rückl



photo: Karolina Rücklová



photo: Karolina Rücklová



photo: Karolina Rücklová



photo: Karolina Rücklová



photo: Karolina Rücklová



photo: Kryštof Rückl



photo: Václav Kroc



photo: Václav Kroc



photo: Oto Zimmermann



photo: Oto Zimmermann



photo: Petr Beneš



photo: Petr Beneš



photo: Petr Beneš




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