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Checklist for Subfamily Latrodectinae Petrunkevitch, 1928
and region Oregon (West USA, USA)


Class
 		Arachnida
Lamarck, 1801
Arachnids		149
363
525		Families
Genera
Species		 
Taxom
 

Subclass
 		Micrura
Ehrenberg, 1831
124
307
430		Families
Genera
Species		 
Taxom
 

Infraclass
 		Megoperculata
Börner, 1902
40
150
238		Families
Genera
Species		 
Taxom
 

Order
 		Araneae
Clerck, 1757
Spider, Spiders, True Spiders		40
150
238		Families
Genera
Species		 
Taxom
 

Suborder
 		Araneomorphae
Smith, 1902
True Spiders		34
143
224		Families
Genera
Species		 
Taxom
 

Infraorder
 		Araneomorphi
Smith, 1902
34
143
224		Families
Genera
Species		 
Taxom
 

Superfamily
 		Araneoidea
Latreille, 1806
7
55
83		Families
Genera
Species		 
Taxom
 
FamilyTheridiidae
Sundevall, 1833
Cobweb And Widow Spiders, Cobweb spider, Cobweb spiders		10
14		Genera
Species		 
Taxom
 
SubfamilyLatrodectinae
Petrunkevitch, 1928
2
5		Genera
Species		 
Taxom
 


Genera for Oregon
2 Genera with 5 Species
Latrodectus Walckenaer, 1775Black widow spider2SpeciesTaxom
Steatoda Sundevall, 1802False black widows3SpeciesTaxom


Species list for Oregon
5 Species
Latrodectus hesperus Chamberlin &..., 1935Western black widow
Latrodectus mactans (Fabricius, 1775)⇒ Latrodectus tredecimguttatus Rossi, 1790
Steatoda albomaculata (De Geer, 1778)⇒ Chrysso albomaculata O. P.-Cambridge, 1882
Steatoda grossa C. L. Koch, 1838Brown house spider
Steatoda triangulosa Walckenaer, 1802Triangulate bud spider