Checklist for Family Theridiidae Sundevall, 1833 (Cobweb And Widow Spiders)
and region Pembina Valley Region (Manitoba, Canada)
Class
| Arachnida
Lamarck, 1801
Arachnids | 44
116
144 | Families
Genera
Species |
Taxom
|
Subclass
| Micrura
Ehrenberg, 1831
| 42
114
142 | Families
Genera
Species |
Taxom
|
Infraclass
| Megoperculata
Börner, 1902
| 20
91
135 | Families
Genera
Species |
Taxom
|
Order
| Araneae
Clerck, 1757
Spider, Spiders, True Spiders | 20
91
135 | Families
Genera
Species |
Taxom
|
Suborder
| Araneomorphae
Smith, 1902
True Spiders | 19
90
132 | Families
Genera
Species |
Taxom
|
Infraorder
| Araneomorphi
Smith, 1902
| 19
90
132 | Families
Genera
Species |
Taxom
|
Superfamily
| Araneoidea
Latreille, 1806
| 4
45
64 | Families
Genera
Species |
Taxom
| | Family | Theridiidae
Sundevall, 1833
Cobweb And Widow Spiders, Cobweb spider, Cobweb spiders | 11
15 | Genera
Species |
Taxom
|
Genera for Pembina Valley Region
11 Genera with 15 Species | Canalidion Wunderlich, 1882 | | 1 | Species | Taxom | | Enoplognatha Pavesi, 1758 | | 2 | Species | Taxom | | Euryopis Menge, 1850 | | 2 | Species | Taxom | | Neottiura Menge, 1767 | | 1 | Species | Taxom | | Parasteatoda Archer, 1841 | Comb-Clawed Spider | 1 | Species | Taxom | | Robertus O. P.-Cambridge, 1894 | | 1 | Species | Taxom | | Rugathodes Archer, 1882 | | 2 | Species | Taxom | | Steatoda Sundevall, 1802 | False black widows | 1 | Species | Taxom | | Theridion Walckenaer, 1882 | Tangle-Web Spiders | 2 | Species | Taxom | | Theridula Emerton, 1954 | | 1 | Species | Taxom | | Thymoites Keyserling, 1882 | | 1 | Species | Taxom |
Species list for Pembina Valley Region
15 Species | Canalidion montanum James Henry ..., 1882 | | | Enoplognatha caricis Fickert, 1876 | | | Enoplognatha ovata (Clerck, 1758) | ⇒ Enoplognatha latimana Hippa & Oksala, 1982 | | Euryopis argentea Emerton, 1882 | | | Euryopis funebris Hentz, 1850 | | | Neottiura bimaculata Linnaeus, 1767 | | | Parasteatoda tepidariorum C. L. Koch, 1841 | American house false widow spider | | Robertus fuscus James Henry ..., 1894 | | | Rugathodes aurantius James Henry ..., 1915 | | | Rugathodes sexpunctatus James Henry ..., 1882 | | | Steatoda triangulosa Walckenaer, 1802 | Triangulate bud spider | | Theridion frondeum Nicholas Mar..., 1850 | Eastern Long-Legged Cobweaver | | Theridion murarium James Henry ..., 1882 | | | Theridula emertoni Herbert Walt..., 1954 | Emerton'S Bitubercled Cobweaver | | Thymoites unimaculatus James Henry ..., 1882 | |
Subnodes of Theridiidae with occurrences in Pembina Valley Region
 | | 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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