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Latrodectus  Walckenaer, 1805
Taxonomic Serial No.: 848644

(Download Help) Latrodectus TSN 848644

 Taxonomy and Nomenclature
  Kingdom: Animalia  
  Taxonomic Rank: Genus  
  Common Name(s): widow spiders [English]
  Taxonomic Status:    
  Current Standing: valid  
  Data Quality Indicators:    
  Record Credibility Rating: verified - standards met  
  Global Species Completeness: complete   
  Latest Record Review: 2019   

 Taxonomic Hierarchy
 KingdomAnimalia  – Animal, animaux, animals  
             PhylumArthropoda  – Artrópode, arthropodes, arthropods  
                SubphylumChelicerata  – cheliceriformes, quelicerado, queliceriforme  
                      SubclassArachnida  – araignées, aracnídeo, arachnids, arácnidos  
                         OrderAraneae  – spiders, aranhas, araignées, arañas  
                            FamilyTheridiidae Sundevall, 1833 – cobweb weavers  
                               GenusLatrodectus Walckenaer, 1805 – widow spiders  
    Direct Children:  
                                  Species Latrodectus antheratus (Badcock, 1932)  
                                  Species Latrodectus apicalis Butler, 1877  
                                  Species Latrodectus bishopi Kaston, 1938 – red widow 
                                  Species Latrodectus cinctus Blackwall, 1865  
                                  Species Latrodectus corallinus Abalos, 1980  
                                  Species Latrodectus curacaviensis (Müller, 1776)  
                                  Species Latrodectus dahli Levi, 1959  
                                  Species Latrodectus diaguita Carcavallo, 1960  
                                  Species Latrodectus elegans Thorell, 1898  
                                  Species Latrodectus erythromelas Schmidt & Klaas, 1991  
                                  Species Latrodectus geometricus C. L. Koch, 1841 – brown widow 
                                  Species Latrodectus hasselti Thorell, 1870  
                                  Species Latrodectus hesperus Chamberlin & Ivie, 1935 – western black widow 
                                  Species Latrodectus hystrix Simon, 1890  
                                  Species Latrodectus indistinctus O. Pickard-Cambridge, 1904  
                                  Species Latrodectus karrooensis Smithers, 1944  
                                  Species Latrodectus katipo Powell, 1871  
                                  Species Latrodectus lilianae Melic, 2000  
                                  Species Latrodectus mactans (Fabricius, 1775) – southern black widow 
                                  Species Latrodectus menavodi Vinson, 1863  
                                  Species Latrodectus mirabilis (Holmberg, 1876)  
                                  Species Latrodectus obscurior Dahl, 1902  
                                  Species Latrodectus pallidus O. Pickard-Cambridge, 1872  
                                  Species Latrodectus quartus Abalos, 1980  
                                  Species Latrodectus renivulvatus Dahl, 1902  
                                  Species Latrodectus revivensis Shulov, 1948  
                                  Species Latrodectus rhodesiensis Mackay, 1972  
                                  Species Latrodectus thoracicus Nicolet, 1849  
                                  Species Latrodectus tredecimguttatus (Rossi, 1790)  
                                  Species Latrodectus variegatus Nicolet, 1849  
                                  Species Latrodectus variolus Walckenaer, 1837 – northern black widow 

  Reference for:    
  Other Source(s):    
  Source: World Spider Catalog, Version 20.5 (2019), website (version 20.5)  
  Acquired: 2019   
  Notes: World Spider Catalog (2019). Version 20.5. Natural History Museum Bern, online at, accessed on 21 Nov 2019. doi: 10.24436/2   
  Reference for: Latrodectus   
  Author(s)/Editor(s): Breene, R. G., D. Allen Dean, G. B. Edwards, Blain Hebert, Herbert W. Levi, Gail Manning, et al.  
  Publication Date: 2003   
  Article/Chapter Title:    
  Journal/Book Name, Vol. No.: Common Names of Arachnids, Fifth Edition   
  Page(s): 42   
  Publisher: American Tarantula Society   
  Publication Place:    
  ISBN/ISSN: 1-929427-11-5   
  Notes: The American Arachnological Society Committee on Common Names of Arachnids. Available online at   
  Reference for: Latrodectus, widow spiders [English]   

 Geographic Information
  Geographic Division:    






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Disclaimer: ITIS taxonomy is based on the latest scientific consensus available, and is provided as a general reference source for interested parties. However, it is not a legal authority for statutory or regulatory purposes. While every effort has been made to provide the most reliable and up-to-date information available, ultimate legal requirements with respect to species are contained in provisions of treaties to which the United States is a party, wildlife statutes, regulations, and any applicable notices that have been published in the Federal Register. For further information on U.S. legal requirements with respect to protected taxa, please contact the U.S. Fish and Wildlife Service.

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