Westerm black widow spiders, Latrodectus hesperus, live in the warmer regions of the United States. This species can be found in all four of the deserts of the American southwest.
Biogeographic Regions: nearctic (Native )
Rights Holder: The Regents of the University of Michigan and its licensors
Bibliographic Citation: Minus, A. 2001. "Latrodectus hesperus" (On-line), Animal Diversity Web. Accessed April 27, 2013 at
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