Species list, Checklist of Family Theridiidae (Cobweb And Widow Spiders) for Alnwick-Haldimand (Northumberland County, 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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Alnwick-Haldimand

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INSECTOIDGERENGDARK LIGHT

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Checklist for Family Theridiidae Sundevall, 1833 (Cobweb And Widow Spiders)
and region Alnwick-Haldimand (Northumberland County, Ontario, Canada)

Class	Arachnida Lamarck, 1801 Arachnids	22 50 62	Families Genera Species	Taxom
Subclass	Micrura Ehrenberg, 1831	21 48 60	Families Genera Species	Taxom
Infraclass	Megoperculata Börner, 1902	15 42 54	Families Genera Species	Taxom
Order	Araneae Clerck, 1757 Spider, Spiders, True Spiders	15 42 54	Families Genera Species	Taxom
Suborder	Araneomorphae Smith, 1902 True Spiders	14 41 49	Families Genera Species	Taxom
Infraorder	Araneomorphi Smith, 1902	14 41 49	Families Genera Species	Taxom
Superfamily	Araneoidea Latreille, 1806	4 22 26	Families Genera Species	Taxom
Family	Theridiidae Sundevall, 1833 Cobweb And Widow Spiders, Cobweb spider, Cobweb spiders	6 7	Genera Species	Taxom

Genera for Alnwick-Haldimand
6 Genera with 7 Species

Enoplognatha Pavesi, 1758		1	Species	Taxom
Hentziectypus Archer, 1850		1	Species	Taxom
Neospintharus Exline, 1850		1	Species	Taxom
Parasteatoda Archer, 1841	Comb-Clawed Spider	1	Species	Taxom
Steatoda Sundevall, 1758	False black widows	1	Species	Taxom
Theridion Walckenaer, 1879	Tangle-Web Spiders	2	Species	Taxom

Species list for Alnwick-Haldimand
7 Species

Enoplognatha ovata (Clerck, 1758)	⇒ Enoplognatha latimana Hippa & Oksala, 1982
Hentziectypus globosus Hentz, 1850
Neospintharus trigonum Nicholas Mar..., 1850	Horned Parasitic Cobweaver
Parasteatoda tepidariorum C. L. Koch, 1841	American house false widow spider
Steatoda bipunctata Linnaeus, 1758	False widow
Theridion frondeum Nicholas Mar..., 1850	Eastern Long-Legged Cobweaver
Theridion glaucescens Lawrence Becker, 1879

Subnodes of Theridiidae with occurrences in Alnwick-Haldimand

Subfamily	Argyrodinae Simon, 1894	1 1	Genus Species	Taxom
Subfamily	Latrodectinae Petrunkevitch, 1928	1 1	Genus Species	Taxom
Subfamily	Pholcommatinae Simon, 1894	1 1	Genus Species	Taxom
Subfamily	Theridiinae Sundevall, 1833	1 2	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