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Checklist for Family Theridiidae Sundevall, 1833 (Cobweb And Widow Spiders)
and region Troms (Troms and Finnmark, Norway)


Class
 
Arachnida
Lamarck, 1801
Arachnids
26
110
169
Families
Genera
Species
 
Taxom
 

Subclass
 
Micrura
Ehrenberg, 1831
25
107
166
Families
Genera
Species
 
Taxom
 

Infraclass
 
Megoperculata
Börner, 1902
16
98
158
Families
Genera
Species
 
Taxom
 

Order
 
Araneae
Clerck, 1757
Spider, Spiders, True Spiders
16
98
158
Families
Genera
Species
 
Taxom
 

Suborder
 
Araneomorphae
Smith, 1902
True Spiders
15
97
156
Families
Genera
Species
 
Taxom
 

Infraorder
 
Araneomorphi
Smith, 1902
15
97
156
Families
Genera
Species
 
Taxom
 

Superfamily
 
Araneoidea
Latreille, 1806
5
70
112
Families
Genera
Species
 
Taxom
 
FamilyTheridiidae
Sundevall, 1833
Cobweb And Widow Spiders, Cobweb spider, Cobweb spiders
5
8
Genera
Species
 
Taxom
 


Genera for Troms
5 Genera with 8 Species
Crustulina Menge, 18341SpeciesTaxom
Ohlertidion Wunderlich, 18701SpeciesTaxom
Robertus O. P.-Cambridge, 19144SpeciesTaxom
Steatoda Sundevall, 1758False black widows1SpeciesTaxom
Theridion Walckenaer, 1833Tangle-Web Spiders1SpeciesTaxom


Species list for Troms
8 Species
Crustulina guttata Wider, 1834
Ohlertidion ohlerti Tord Tamerla..., 1870
Robertus arundineti Octavius Pic..., 1871
Robertus lividus John Blackwall, 1836
Robertus neglectus O. P.-Cambridge, 1871
Robertus scoticus Jackson, 1914
Steatoda bipunctata Linnaeus, 1758False widow
Theridion varians Carl Wilhelm..., 1833Red spruce

Subnodes of Theridiidae with occurrences in Troms
SubfamilyLatrodectinae
Petrunkevitch, 1928
2
2
Genera
Species

Taxom

SubfamilyPholcommatinae
Simon, 1894
1
4
Genus
Species

Taxom

SubfamilyTheridiinae
Sundevall, 1833
1
1
Genus
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