Species list, Checklist of Family Theridiidae (Cobweb And Widow Spiders) for Simcoe County (Central Ontario, Ontario, Canada)

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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Bradford West GwillimburyOro-Medonte

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INSECTOIDGERENGDARK LIGHT

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Checklist for Family Theridiidae Sundevall, 1833 (Cobweb And Widow Spiders)
and region Simcoe County (Central Ontario, Ontario, Canada)

Class	Arachnida Lamarck, 1801 Arachnids	54 99 109	Families Genera Species	Taxom
Subclass	Micrura Ehrenberg, 1831	50 92 102	Families Genera Species	Taxom
Infraclass	Megoperculata Börner, 1902	16 56 77	Families Genera Species	Taxom
Order	Araneae Clerck, 1757 Spider, Spiders, True Spiders	16 56 77	Families Genera Species	Taxom
Suborder	Araneomorphae Smith, 1902 True Spiders	15 54 73	Families Genera Species	Taxom
Infraorder	Araneomorphi Smith, 1902	15 54 73	Families Genera Species	Taxom
Superfamily	Araneoidea Latreille, 1806	4 23 29	Families Genera Species	Taxom
Family	Theridiidae Sundevall, 1833 Cobweb And Widow Spiders, Cobweb spider, Cobweb spiders	4 4	Genera Species	Taxom

Genera for Simcoe County
4 Genera with 4 Species

Achaearanea Strand, 1929		0	Species	Taxom
Steatoda Sundevall, 1758	False black widows	1	Species	Taxom
Theridion Walckenaer, 1802	Tangle-Web Spiders	2	Species	Taxom
Wamba O. P.-Cambridge, 1895		1	Species	Taxom

Species list for Simcoe County
4 Species

Steatoda bipunctata Linnaeus, 1758	False widow
Theridion murarium James Henry ..., 1882
Theridion pictum (Charles Atha..., 1802)	⇒ Theridion hemerobium Eugène Simon, 1914
Wamba crispulus Eugène Simon, 1895

Subnodes of Theridiidae with occurrences in Simcoe County

Subfamily	Latrodectinae Petrunkevitch, 1928	1 1	Genus Species	Taxom
Subfamily	Theridiinae Sundevall, 1833	3 3	Genera 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