Checklist for Family Theridiidae Sundevall, 1833 (Cobweb And Widow Spiders) and region Grey County (Southwestern Ontario, Ontario, Canada)
Class | Arachnida Lamarck, 1801 Arachnids | 80 226 374 | Families Genera Species | Taxom | Subclass | Micrura Ehrenberg, 1831
| 74 216 363 | Families Genera Species | Taxom | Infraclass | Megoperculata Börner, 1902
| 26 155 316 | Families Genera Species | Taxom | Order | Araneae Clerck, 1757 Spider, Spiders, True Spiders | 26 155 316 | Families Genera Species | Taxom | Suborder | Araneomorphae Smith, 1902 True Spiders | 24 152 307 | Families Genera Species | Taxom | Infraorder | Araneomorphi Smith, 1902
| 24 152 307 | Families Genera Species | Taxom | Superfamily | Araneoidea Latreille, 1806
| 4 67 122 | Families Genera Species | Taxom | | Family | Theridiidae Sundevall, 1833 Cobweb And Widow Spiders, Cobweb spider, Cobweb spiders | 16 28 | Genera Species | Taxom |
Genera for Grey County 16 Genera with 28 Species | Asagena Sundevall, 1882 | | 1 | Species | Taxom | | Canalidion Wunderlich, 1882 | | 1 | Species | Taxom | | Dipoena Thorell, 1882 | | 1 | Species | Taxom | | Enoplognatha Pavesi, 1758 | | 3 | Species | Taxom | | Euryopis Menge, 1850 | | 2 | Species | Taxom | | Hentziectypus Archer, 1850 | | 1 | Species | Taxom | | Neottiura Menge, 1767 | | 1 | Species | Taxom | | Parasteatoda Archer, 1841 | Comb-Clawed Spider | 2 | Species | Taxom | | Platnickina Kocak & Kemal, 1802 | | 2 | Species | Taxom | | Robertus O. P.-Cambridge, 1909 | | 2 | Species | Taxom | | Rugathodes Archer, 1882 | | 1 | Species | Taxom | | Steatoda Sundevall, 1802 | False black widows | 3 | Species | Taxom | | Theridion Walckenaer, 1944 | Tangle-Web Spiders | 5 | Species | Taxom | | Theridula Emerton, 1954 | | 1 | Species | Taxom | | Thymoites Keyserling, 1882 | | 1 | Species | Taxom | | Yunohamella Yoshida, 1842 | | 1 | Species | Taxom |
Species list for Grey County 28 Species | Asagena americana James Henry ..., 1882 | Two-Spotted Cobweb Spider | | Canalidion montanum James Henry ..., 1882 | | | Dipoena nigra (James Henry ..., 1882) | ⇒ Theridula nigerrima Alexander Pe..., 1911 | | Enoplognatha caricis Fickert, 1876 | | | Enoplognatha latimana Hippa & Oksala, 1982 | | | Enoplognatha ovata (Clerck, 1758) | ⇒ Enoplognatha latimana Hippa & Oksala, 1982 | | Euryopis argentea Emerton, 1882 | | | Euryopis funebris Hentz, 1850 | | | Hentziectypus globosus Hentz, 1850 | | | Neottiura bimaculata Linnaeus, 1767 | | | Parasteatoda tabulata Levi, 1980 | Comb-footed spider | | Parasteatoda tepidariorum C. L. Koch, 1841 | American house false widow spider | | Platnickina alabamensis Willis J. Ge..., 1942 | | | Platnickina tincta Walckenaer, 1802 | | | Robertus fuscus James Henry ..., 1894 | | | Robertus spinifer James Henry ..., 1909 | | | Rugathodes sexpunctatus James Henry ..., 1882 | | | Steatoda bipunctata Linnaeus, 1758 | False widow | | Steatoda grossa C. L. Koch, 1838 | Brown house spider | | Steatoda triangulosa Walckenaer, 1802 | Triangulate bud spider | | Theridion albidum (Richard C. B..., 1895) | ⇒ Theridion berlandi Carl Friedri..., 1942 | | Theridion differens (James Henry ..., 1882) | ⇒ Theridion glaucescens Lawrence Becker, 1879 | | Theridion glaucescens Lawrence Becker, 1879 | | | Theridion murarium James Henry ..., 1882 | | | Theridion rabuni Ralph Vary C..., 1944 | | | Theridula emertoni Herbert Walt..., 1954 | Emerton'S Bitubercled Cobweaver | | Thymoites unimaculatus James Henry ..., 1882 | | | Yunohamella lyrica Walckenaer, 1842 | |
Subnodes of Theridiidae with occurrences in Grey County
 | | 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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