Checklist for Family Theridiidae Sundevall, 1833 (Cobweb And Widow Spiders)
and region Delta County (Colorado, USA)
Class
| Arachnida
Lamarck, 1801
Arachnids | 31
82
116 | Families
Genera
Species |
Taxom
|
Subclass
| Micrura
Ehrenberg, 1831
| 27
78
110 | Families
Genera
Species |
Taxom
|
Infraclass
| Megoperculata
Börner, 1902
| 25
76
109 | Families
Genera
Species |
Taxom
|
Order
| Araneae
Clerck, 1757
Spider, Spiders, True Spiders | 25
76
109 | Families
Genera
Species |
Taxom
|
Suborder
| Araneomorphae
Smith, 1902
True Spiders | 24
75
108 | Families
Genera
Species |
Taxom
|
Infraorder
| Araneomorphi
Smith, 1902
| 24
75
108 | Families
Genera
Species |
Taxom
|
Superfamily
| Araneoidea
Latreille, 1806
| 4
16
22 | Families
Genera
Species |
Taxom
| | Family | Theridiidae
Sundevall, 1833
Cobweb And Widow Spiders, Cobweb spider, Cobweb spiders | 6
8 | Genera
Species |
Taxom
|
Genera for Delta County (Colorado)
6 Genera with 8 Species
Species list for Delta County (Colorado)
8 Species | Asagena americana James Henry ..., 1882 | Two-Spotted Cobweb Spider | | Latrodectus hesperus Chamberlin &..., 1935 | Western black widow | | Latrodectus mactans (Fabricius, 1775) | ⇒ Latrodectus tredecimguttatus Rossi, 1790 | | Melychiopharis cynips Eugène Simon, 1895 | | | Parasteatoda tepidariorum C. L. Koch, 1841 | American house false widow spider | | Steatoda grandis (Richard C. B..., 1901) | ⇒ Steatoda mexicana Herbert Walt..., 1957 | | Steatoda triangulosa Walckenaer, 1802 | Triangulate bud spider | | Theridion neomexicanum Richard C. B..., 1901 | |
Subnodes of Theridiidae with occurrences in Delta County (Colorado)
 | | 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
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