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Checklist for Subfamily Latrodectinae Petrunkevitch, 1928
and region Montrose County (Colorado, USA)


Class
 
Arachnida
Lamarck, 1801
Arachnids
23
49
63
Families
Genera
Species
 
Taxom
 

Subclass
 
Micrura
Ehrenberg, 1831
20
44
55
Families
Genera
Species
 
Taxom
 

Infraclass
 
Megoperculata
Börner, 1902
17
39
50
Families
Genera
Species
 
Taxom
 

Order
 
Araneae
Clerck, 1757
Spider, Spiders, True Spiders
17
39
50
Families
Genera
Species
 
Taxom
 

Suborder
 
Araneomorphae
Smith, 1902
True Spiders
15
37
48
Families
Genera
Species
 
Taxom
 

Infraorder
 
Araneomorphi
Smith, 1902
15
37
48
Families
Genera
Species
 
Taxom
 

Superfamily
 
Araneoidea
Latreille, 1806
4
14
19
Families
Genera
Species
 
Taxom
 
FamilyTheridiidae
Sundevall, 1833
Cobweb And Widow Spiders, Cobweb spider, Cobweb spiders
6
8
Genera
Species
 
Taxom
 
SubfamilyLatrodectinae
Petrunkevitch, 1928
3
5
Genera
Species
 
Taxom
 


Genera for Montrose County
3 Genera with 5 Species
Crustulina Menge, 18611SpeciesTaxom
Latrodectus Walckenaer, 1935Black widow spider2SpeciesTaxom
Steatoda Sundevall, 1802False black widows2SpeciesTaxom


Species list for Montrose County
5 Species
Crustulina sticta (O. P.-Cambridge, 1861)⇒ Crustulina guttata Wider, 1834
Latrodectus geometricus C. L. Koch, 1841Brown black widow
Latrodectus hesperus Chamberlin &..., 1935Western black widow
Steatoda grandis (Richard C. B..., 1901)⇒ Steatoda mexicana Herbert Walt..., 1957
Steatoda triangulosa Walckenaer, 1802Triangulate bud spider