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Checklist for Family Theridiidae Sundevall, 1833 (Cobweb And Widow Spiders)
and region Polk County (Minnesota, USA)


Class
 
Arachnida
Lamarck, 1801
Arachnids
27
96
181
Families
Genera
Species
 
Taxom
 

Subclass
 
Micrura
Ehrenberg, 1831
24
93
176
Families
Genera
Species
 
Taxom
 

Infraclass
 
Megoperculata
Börner, 1902
19
88
172
Families
Genera
Species
 
Taxom
 

Order
 
Araneae
Clerck, 1757
Spider, Spiders, True Spiders
19
88
172
Families
Genera
Species
 
Taxom
 

Suborder
 
Araneomorphae
Smith, 1902
True Spiders
18
86
162
Families
Genera
Species
 
Taxom
 

Infraorder
 
Araneomorphi
Smith, 1902
18
86
162
Families
Genera
Species
 
Taxom
 

Superfamily
 
Araneoidea
Latreille, 1806
4
30
51
Families
Genera
Species
 
Taxom
 
FamilyTheridiidae
Sundevall, 1833
Cobweb And Widow Spiders, Cobweb spider, Cobweb spiders
7
13
Genera
Species
 
Taxom
 


Genera for Polk County (Minnesota)
7 Genera with 13 Species
Asagena Sundevall, 18821SpeciesTaxom
Canalidion Wunderlich, 18821SpeciesTaxom
Steatoda Sundevall, 1850False black widows1SpeciesTaxom
Theridion Walckenaer, 1802Tangle-Web Spiders6SpeciesTaxom
Theridula Emerton, 18422SpeciesTaxom
Thymoites Keyserling, 18821SpeciesTaxom
Yunohamella Yoshida, 18421SpeciesTaxom


Species list for Polk County (Minnesota)
13 Species
Asagena americana James Henry ..., 1882Two-Spotted Cobweb Spider
Canalidion montanum James Henry ..., 1882
Steatoda borealis Nicholas Mar..., 1850Boreal Combfoot
Theridion albidum (Richard C. B..., 1895)⇒ Theridion berlandi Carl Friedri..., 1942
Theridion differens (James Henry ..., 1882)⇒ Theridion glaucescens Lawrence Becker, 1879
Theridion frondeum Nicholas Mar..., 1850Eastern Long-Legged Cobweaver
Theridion glaucescens Lawrence Becker, 1879
Theridion murarium James Henry ..., 1882
Theridion pictum (Charles Atha..., 1802)⇒ Theridion hemerobium Eugène Simon, 1914
Theridula emertoni Herbert Walt..., 1954Emerton'S Bitubercled Cobweaver
Theridula opulenta (Charles Atha..., 1842)⇒ Theridula gonygaster Eugène Simon, 1873
Thymoites unimaculatus James Henry ..., 1882
Yunohamella lyrica Walckenaer, 1842

Subnodes of Theridiidae with occurrences in Polk County (Minnesota)
SubfamilyLatrodectinae
Petrunkevitch, 1928
1
1
Genus
Species

Taxom

SubfamilyTheridiinae
Sundevall, 1833
3
9
Genera
Species

Taxom



Theridiidae (Sundevall 1833)
Theridiidae (Sundevall 1833)


Links, sources and further information
Theridiidae at artfakta.se
Theridiidae at biodiversity.org.au
Theridiidae at dyntaxa.se
Theridiidae at gbif.org
Theridiidae at irmng.org
Theridiidae at itis.gov