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Checklist for Subfamily Latrodectinae Petrunkevitch, 1928
and region Starr County (Texas, USA)


Class
 
Arachnida
Lamarck, 1801
Arachnids
55
87
73
Families
Genera
Species
 
Taxom
 

Subclass
 
Micrura
Ehrenberg, 1831
50
81
69
Families
Genera
Species
 
Taxom
 

Infraclass
 
Megoperculata
Börner, 1902
28
55
47
Families
Genera
Species
 
Taxom
 

Order
 
Araneae
Clerck, 1757
Spider, Spiders, True Spiders
27
54
46
Families
Genera
Species
 
Taxom
 

Suborder
 
Araneomorphae
Smith, 1902
True Spiders
25
52
45
Families
Genera
Species
 
Taxom
 

Infraorder
 
Araneomorphi
Smith, 1902
25
52
45
Families
Genera
Species
 
Taxom
 

Superfamily
 
Araneoidea
Latreille, 1806
4
18
15
Families
Genera
Species
 
Taxom
 
FamilyTheridiidae
Sundevall, 1833
Cobweb And Widow Spiders, Cobweb spider, Cobweb spiders
7
6
Genera
Species
 
Taxom
 
SubfamilyLatrodectinae
Petrunkevitch, 1928
2
3
Genera
Species
 
Taxom
 


Genera for Starr County
2 Genera with 3 Species
Latrodectus Walckenaer, 1775Black widow spider2SpeciesTaxom
Steatoda Sundevall, 1850False black widows1SpeciesTaxom


Species list for Starr County
3 Species
Latrodectus geometricus C. L. Koch, 1841Brown black widow
Latrodectus mactans (Fabricius, 1775)⇒ Latrodectus tredecimguttatus Rossi, 1790
Steatoda borealis Nicholas Mar..., 1850Boreal Combfoot