Latrodectus hesperus Chamberlin & Ivie, 1935
western black widow
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FAMILY: THERIDIIDAE Sundevall, 1833 Genus: Latrodectus Walckenaer, 1805 Species: Latrodectus hesperus Chamberlin & Ivie, 1935  |
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Common Names
Family Common Name:
cobweb weavers
Genus Common Name:
widow spiders
Species Common Name:
western black widow
Distribution
Global Distribution: North America, Israel
Nearctic States & Provinces: (from the Nearctic Spider Database) 
AB AZ CA CO TX WA WY
Collection Locales Mapped by Year Collected: (from the Nearctic Spider Database)
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Specimen Search
Specimen list |
, 381
Natural History, Phenology & Image(s)
Feeding Guild:† space web builders
†Feeding guild when noted defined by Uetz, G. W., J. Halaj, and A. B. Cady. 1999. Guild structure of spiders in major crops. Journal of Arachnology 27:270-280. PDF
Recorded Habitats: (not yet recorded or unknown)
Life & Natural History: (not yet recorded or unknown)
Seasonality of Specimen Records: (from the Nearctic Spider Database - Requires Flash plug-in - refresh this page if not visible)
Image(s) of Habitus:
Details About Males
Description: (not yet recorded or unknown)
| Male Dimensions: (Dimensions not yet available) |
Image of External Male Genitalia: email an image |
Details About Females
Description: (not yet recorded or unknown)
| Female Dimensions: (Dimensions not yet available) |
Image of Epigynum: email an image |
Synonyms and Chresonyms‡
Taxonomic References‡
Bhatnagar, R. D. S. & J. G. Rempel. 1962. The structure, function, and postembryonic development of the male and female copulatory organs of the black widow spider Latrodectus curacaviensis (Müller). Can. J. Zool. 40: 465-510.
Chamberlin, R. V. & W. Ivie. 1935. The black widow spider and its varieties in the United States. Bull. Univ. Utah 25(8): 1-29.
Kaston, B. J. 1970. Comparative biology of American black widow spiders. Trans. San Diego Soc. nat. Hist. 16: 33-82.
Levi, H. W. 1969. Notes on American theridiid spiders. Psyche, Camb. 76: 68-73. 
Levi, H. W. 1959. The spider genus Latrodectus (Araneae, Theridiidae). Trans. Am. microsc. Soc. 78: 7-43. 
Levy, G. 1998. Araneae: Theridiidae. In auna Palaestina, Arachnida III. Israel Academy of Sciences and Humanities, Jerusalem.
Levy, G. & P. Amitai. 1983. Revision of the widow-spider genus Latrodectus (Araneae: Theridiidae) in Israel. Zool. J. Linn. Soc. 77: 39-63.
‡Nomenclature and taxonomic references from the World Spider Catalog
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