Species list, Checklist of Family Theridiidae (Cobweb And Widow Spiders) for Orkdal Region (South Trondelag, Norway)

Ants	Arachnids
Bees	Beetles
Booklice	Bugs
Bumblebees	Butterflies
Cicadas	Crane flies
Dragonflies	Earwigs
Flies	Isopods
Locusts	Mantises
Mayflies	Mosquitoes
Myriapods	Net-winged
Plant-parasitic	Scorpion flies
Termites	Wasps

Taxonomy & Distribution
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INSECTOIDGERENGDARK LIGHT

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Checklist for Family Theridiidae Sundevall, 1833 (Cobweb And Widow Spiders)
and region Orkdal Region (South Trondelag, Norway)

Class	Arachnida Lamarck, 1801 Arachnids	26 84 110	Families Genera Species	Taxom
Subclass	Micrura Ehrenberg, 1831	22 80 105	Families Genera Species	Taxom
Infraclass	Megoperculata Börner, 1902	19 77 101	Families Genera Species	Taxom
Order	Araneae Clerck, 1757 Spider, Spiders, True Spiders	19 77 101	Families Genera Species	Taxom
Suborder	Araneomorphae Smith, 1902 True Spiders	18 76 100	Families Genera Species	Taxom
Infraorder	Araneomorphi Smith, 1902	18 76 100	Families Genera Species	Taxom
Superfamily	Araneoidea Latreille, 1806	5 49 60	Families Genera Species	Taxom
Family	Theridiidae Sundevall, 1833 Cobweb And Widow Spiders, Cobweb spider, Cobweb spiders	5 4	Genera Species	Taxom

Genera for Orkdal Region
5 Genera with 4 Species

Ohlertidion Wunderlich, 1870		1	Species	Taxom
Phylloneta Archer, 1950		0	Species	Taxom
Robertus O. P.-Cambridge, 1914		1	Species	Taxom
Steatoda Sundevall, 1758	False black widows	1	Species	Taxom
Theridion Walckenaer, 1833	Tangle-Web Spiders	1	Species	Taxom

Species list for Orkdal Region
4 Species

Ohlertidion ohlerti Tord Tamerla..., 1870
Robertus scoticus Jackson, 1914
Steatoda bipunctata Linnaeus, 1758	False widow
Theridion varians Carl Wilhelm..., 1833	Red spruce

Subnodes of Theridiidae with occurrences in Orkdal Region

Subfamily	Latrodectinae Petrunkevitch, 1928	1 1	Genus Species	Taxom
Subfamily	Pholcommatinae Simon, 1894	1 1	Genus Species	Taxom
Subfamily	Theridiinae Sundevall, 1833	1 1	Genus Species	Taxom

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