Family
Theridiidae (Cobweb spiders)
Latrodectus hesperus. Photo: (c) Marshal Hedin, some rights reserved (CC BY-NC-SA)
Theridiidae is a large family of spiders, also known as the tangle-web spiders, cobweb spiders and comb-footed spiders. Members of Theridiidae are the most common arthropods found in human dwellings throughout the world. The diverse, globally distributed family includes over 2,200 species in over 100 genera of three-dimensional space-web-builders. Theridiid spiders are entelegyne (have a genital plate in the female) araneomorph ecribellate (use sticky capture silk instead of woolly silk) spiders that often build tangle space…
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