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Checklist for Family Theridiidae Sundevall, 1833 (Cobweb And Widow Spiders)
and region San Mateo County (California, USA)


Class
 
Arachnida
Lamarck, 1801
Arachnids
72
143
105
Families
Genera
Species
 
Taxom
 

Subclass
 
Micrura
Ehrenberg, 1831
65
134
95
Families
Genera
Species
 
Taxom
 

Infraclass
 
Megoperculata
Börner, 1902
28
67
60
Families
Genera
Species
 
Taxom
 

Order
 
Araneae
Clerck, 1757
Spider, Spiders, True Spiders
28
67
60
Families
Genera
Species
 
Taxom
 

Suborder
 
Araneomorphae
Smith, 1902
True Spiders
26
65
59
Families
Genera
Species
 
Taxom
 

Infraorder
 
Araneomorphi
Smith, 1902
26
65
59
Families
Genera
Species
 
Taxom
 

Superfamily
 
Araneoidea
Latreille, 1806
4
19
18
Families
Genera
Species
 
Taxom
 
FamilyTheridiidae
Sundevall, 1833
Cobweb And Widow Spiders, Cobweb spider, Cobweb spiders
7
7
Genera
Species
 
Taxom
 


Genera for San Mateo County
7 Genera with 7 Species
Argyrodes Simon, 1842Dewdrop spiders1SpeciesTaxom
Latrodectus Walckenaer, 1841Black widow spider1SpeciesTaxom
Melychiopharis Simon, 18951SpeciesTaxom
Parasteatoda Archer, 1841Comb-Clawed Spider1SpeciesTaxom
Platnickina Kocak & Kemal, 18021SpeciesTaxom
Steatoda Sundevall, 1758False black widows1SpeciesTaxom
Wamba O. P.-Cambridge, 18951SpeciesTaxom


Species list for San Mateo County
7 Species
Argyrodes argyrodes (Walckenaer, 1842)⇒ Neospintharus trigonum Nicholas Mar..., 1850
Latrodectus geometricus C. L. Koch, 1841Brown black widow
Melychiopharis cynips Eugène Simon, 1895
Parasteatoda tepidariorum C. L. Koch, 1841American house false widow spider
Platnickina tincta Walckenaer, 1802
Steatoda bipunctata Linnaeus, 1758False widow
Wamba crispulus Eugène Simon, 1895

Subnodes of Theridiidae with occurrences in San Mateo County
SubfamilyArgyrodinae
Simon, 1894
1
1
Genus
Species

Taxom

SubfamilyLatrodectinae
Petrunkevitch, 1928
2
2
Genera
Species

Taxom

SubfamilyTheridiinae
Sundevall, 1833
2
2
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