Species list, Checklist of Subfamily Latrodectinae for Los Angeles County (California, USA)

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Checklist for Subfamily Latrodectinae Petrunkevitch, 1928
and region Los Angeles County (California, USA)

Class	Arachnida Lamarck, 1801 Arachnids	153 363 439	Families Genera Species	Taxom
Subclass	Micrura Ehrenberg, 1831	135 324 390	Families Genera Species	Taxom
Infraclass	Megoperculata Börner, 1902	41 173 264	Families Genera Species	Taxom
Order	Araneae Clerck, 1757 Spider, Spiders, True Spiders	40 172 263	Families Genera Species	Taxom
Suborder	Araneomorphae Smith, 1902 True Spiders	35 167 256	Families Genera Species	Taxom
Infraorder	Araneomorphi Smith, 1902	35 167 256	Families Genera Species	Taxom
Superfamily	Araneoidea Latreille, 1806	5 60 92	Families Genera Species	Taxom
Family	Theridiidae Sundevall, 1833 Cobweb And Widow Spiders, Cobweb spider, Cobweb spiders	13 21	Genera Species	Taxom
Subfamily	Latrodectinae Petrunkevitch, 1928	2 5	Genera Species	Taxom

Genera for Los Angeles County
2 Genera with 5 Species

Latrodectus Walckenaer, 1775	Black widow spider	3	Species	Taxom
Steatoda Sundevall, 1802	False black widows	2	Species	Taxom

Species list for Los Angeles County
5 Species

Latrodectus geometricus C. L. Koch, 1841	Brown black widow
Latrodectus hesperus Chamberlin &..., 1935	Western black widow
Latrodectus mactans (Fabricius, 1775)	⇒ Latrodectus tredecimguttatus Rossi, 1790
Steatoda nobilis Tord Tamerla..., 1875	Cobweb weaver
Steatoda triangulosa Walckenaer, 1802	Triangulate bud spider