Checklist for Family Theridiidae Sundevall, 1833 (Cobweb And Widow Spiders)
and region Alaska (West USA, USA)
Class
| Arachnida
Lamarck, 1801
Arachnids | 195
526
962 | Families
Genera
Species |
Taxom
|
Subclass
| Micrura
Ehrenberg, 1831
| 180
501
935 | Families
Genera
Species |
Taxom
|
Infraclass
| Megoperculata
Börner, 1902
| 37
247
615 | Families
Genera
Species |
Taxom
|
Order
| Araneae
Clerck, 1757
Spider, Spiders, True Spiders | 37
247
615 | Families
Genera
Species |
Taxom
|
Suborder
| Araneomorphae
Smith, 1902
True Spiders | 34
244
602 | Families
Genera
Species |
Taxom
|
Infraorder
| Araneomorphi
Smith, 1902
| 34
244
602 | Families
Genera
Species |
Taxom
|
Superfamily
| Araneoidea
Latreille, 1806
| 7
144
395 | Families
Genera
Species |
Taxom
| | Family | Theridiidae
Sundevall, 1833
Cobweb And Widow Spiders, Cobweb spider, Cobweb spiders | 12
23 | Genera
Species |
Taxom
|
Genera for Alaska
12 Genera with 23 Species | Canalidion Wunderlich, 1882 | | 1 | Species | Taxom | | Chrysso O. P.-Cambridge, 1947 | Comb-footed Spiders | 1 | Species | Taxom | | Crustulina Menge, 1861 | | 1 | Species | Taxom | | Enoplognatha Pavesi, 1850 | | 1 | Species | Taxom | | Ohlertidion Wunderlich, 1870 | | 1 | Species | Taxom | | Phylloneta Archer, 1881 | | 1 | Species | Taxom | | Robertus O. P.-Cambridge, 1933 | | 7 | Species | Taxom | | Rugathodes Archer, 1882 | | 2 | Species | Taxom | Steatoda Sundevall, 1833 | False black widows | 0 | Species | Taxom | | Theonoe Simon, 1906 | | 1 | Species | Taxom | | Theridion Walckenaer, 0 | Tangle-Web Spiders | 6 | Species | Taxom | | Thymoites Keyserling, 1964 | | 1 | Species | Taxom |
Species list for Alaska
23 Species | Canalidion montanum James Henry ..., 1882 | | | Chrysso nordica Ralph Vary C..., 1947 | | | Crustulina sticta (O. P.-Cambridge, 1861) | ⇒ Crustulina guttata Wider, 1834 | | Enoplognatha marmorata (Nicholas Mar..., 1850) | ⇒ Enoplognatha caricis Fickert, 1876 | | Ohlertidion ohlerti Tord Tamerla..., 1870 | | | Phylloneta impressa Ludwig Carl ..., 1881 | | | Robertus arcticus Ralph Vary C..., 1947 | | | Robertus borealis Kaston, 1946 | | | Robertus crosbyi Kaston, 1946 | | | Robertus fuscus James Henry ..., 1894 | | | Robertus lividus John Blackwall, 1836 | | | Robertus pumilus James Henry ..., 1909 | | | Robertus vigerens Ralph Vary C..., 1933 | | | Rugathodes aurantius James Henry ..., 1915 | | | Rugathodes sexpunctatus James Henry ..., 1882 | | | Theonoe stridula Crosby, 1906 | | | Theridion hemerobium Eugène Simon, 1914 | | | Theridion marxii | | | Theridion montanum (Emerton, 1882) | ⇒ Canalidion montanum James Henry ..., 1882 | | Theridion pictum (Charles Atha..., 1802) | ⇒ Theridion hemerobium Eugène Simon, 1914 | | Theridion saanichum Ralph Vary C..., 1947 | | | Theridion ventillans | | | Thymoites minnesota Herbert Walt..., 1964 | Crested anoda |
Subnodes of Theridiidae with occurrences in Alaska
 | | 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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