Checklist for Family Theridiidae Sundevall, 1833 (Cobweb And Widow Spiders)
and region County of Northern Lights (Northern Alberta, Alberta, Canada)
Class
| Arachnida
Lamarck, 1801
Arachnids | 54
135
203 | Families
Genera
Species |
Taxom
|
Subclass
| Micrura
Ehrenberg, 1831
| 54
135
203 | Families
Genera
Species |
Taxom
|
Infraclass
| Megoperculata
Börner, 1902
| 20
94
178 | Families
Genera
Species |
Taxom
|
Order
| Araneae
Clerck, 1757
Spider, Spiders, True Spiders | 20
94
178 | Families
Genera
Species |
Taxom
|
Suborder
| Araneomorphae
Smith, 1902
True Spiders | 18
92
172 | Families
Genera
Species |
Taxom
|
Infraorder
| Araneomorphi
Smith, 1902
| 18
92
172 | Families
Genera
Species |
Taxom
|
Superfamily
| Araneoidea
Latreille, 1806
| 4
52
90 | Families
Genera
Species |
Taxom
| | Family | Theridiidae
Sundevall, 1833
Cobweb And Widow Spiders, Cobweb spider, Cobweb spiders | 7
12 | Genera
Species |
Taxom
|
Genera for County of Northern Lights
7 Genera with 12 Species
Species list for County of Northern Lights
12 Species | Canalidion montanum James Henry ..., 1882 | | | Ohlertidion ohlerti Tord Tamerla..., 1870 | | | Robertus fuscus James Henry ..., 1894 | | | Robertus vigerens Ralph Vary C..., 1933 | | | Rugathodes aurantius James Henry ..., 1915 | | | Rugathodes sexpunctatus James Henry ..., 1882 | | | Steatoda borealis Nicholas Mar..., 1850 | Boreal Combfoot | | Steatoda hespera Ralph Vary C..., 1933 | Florida carpenter ant | | Theonoe stridula Crosby, 1906 | | | Theridion differens (James Henry ..., 1882) | ⇒ Theridion glaucescens Lawrence Becker, 1879 | | Theridion murarium James Henry ..., 1882 | | | Theridion petraeum (Ludwig Carl ..., 1872) | ⇒ Theridion wiehlei Ehrenfried S..., 1938 |
Subnodes of Theridiidae with occurrences in County of Northern Lights
 | | 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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