Checklist for Family Theridiidae Sundevall, 1833 (Cobweb And Widow Spiders) and region Canada (North America)
Class | Arachnida Lamarck, 1801 Arachnids | 329 1176 3224 | Families Genera Species | Taxom | Subclass | Micrura Ehrenberg, 1831
| 296 1100 3117 | Families Genera Species | Taxom | Infraclass | Megoperculata Börner, 1902
| 68 535 1928 | Families Genera Species | Taxom | Order | Araneae Clerck, 1757 Spider, Spiders, True Spiders | 62 526 1917 | Families Genera Species | Taxom | Suborder | Araneomorphae Smith, 1902 True Spiders | 50 512 1859 | Families Genera Species | Taxom | Infraorder | Araneomorphi Smith, 1902
| 50 512 1859 | Families Genera Species | Taxom | Superfamily | Araneoidea Latreille, 1806
| 9 254 937 | Families Genera Species | Taxom | | Family | Theridiidae Sundevall, 1833 Cobweb And Widow Spiders, Cobweb spider, Cobweb spiders | 38 136 | Genera Species | Taxom |
Genera for Canada 38 Genera with 136 Species #ACDEFHKLMNOPRSTWY
| Achaearanea Strand, 1841 | | 3 | Species | Taxom | | Asagena Sundevall, 1898 | | 3 | Species | Taxom | | Canalidion Wunderlich, 1882 | | 1 | Species | Taxom | | Chrysso O. P.-Cambridge, 1957 | Comb-footed Spiders | 3 | Species | Taxom | | Coleosoma O. P.-Cambridge, 1900 | | 1 | Species | Taxom | | Crustulina Menge, 1861 | | 3 | Species | Taxom | | Cryptachaea Archer, 1882 | cobweb spiders | 3 | Species | Taxom | | Dipoena Thorell, 1953 | | 5 | Species | Taxom | | Enoplognatha Pavesi, 1942 | | 9 | Species | Taxom | | Eramoscorpius | | 1 | Species | Taxom | | Euryopis Menge, 1908 | | 8 | Species | Taxom | | Faiditus Keyserling, 1850 | | 1 | Species | Taxom | | Hentziectypus Archer, 1850 | | 2 | Species | Taxom | | Keijia Kocak & Kemal, 1802 | | 1 | Species | Taxom | | Lasaeola Simon, 1868 | | 1 | Species | Taxom | | Latrodectus Walckenaer, 1837 | Black widow spider | 5 | Species | Taxom | | Melychiopharis Simon, 1895 | | 1 | Species | Taxom | | Neospintharus Exline, 1850 | | 1 | Species | Taxom | | Neottiura Menge, 1767 | | 1 | Species | Taxom | | Ohlertidion Wunderlich, 1870 | | 1 | Species | Taxom | | Parasteatoda Archer, 1841 | Comb-Clawed Spider | 3 | Species | Taxom | | Pholcomma Thorell, 1882 | | 2 | Species | Taxom | | Phoroncidia Westwood, 1964 | | 2 | Species | Taxom | | Phylloneta Archer, 1881 | | 1 | Species | Taxom | | Platnickina Kocak & Kemal, 1802 | | 2 | Species | Taxom | | Rhomphaea L. Koch, 1850 | | 1 | Species | Taxom | | Robertus O. P.-Cambridge, 1933 | | 14 | Species | Taxom | | Rugathodes Archer, 1882 | | 2 | Species | Taxom | | Simitidion Wunderlich, 1836 | | 1 | Species | Taxom | | Steatoda Sundevall, 1960 | False black widows | 12 | Species | Taxom | | Stemmops O. P.-Cambridge, 1933 | | 1 | Species | Taxom | | Takayus Yoshida, 1842 | | 1 | Species | Taxom | | Theonoe Simon, 1906 | | 1 | Species | Taxom | | Theridion Walckenaer, 1938 | Tangle-Web Spiders | 29 | Species | Taxom | | Theridula Emerton, 1842 | | 3 | Species | Taxom | | Thymoites Keyserling, 1882 | | 5 | Species | Taxom | | Wamba O. P.-Cambridge, 1895 | | 1 | Species | Taxom | | Yunohamella Yoshida, 1842 | | 1 | Species | Taxom |
Species list for Canada 136 Species | Achaearanea simulans (Thorell, 1875) | ⇒ Parasteatoda simulans Thorell, 1875 | | Achaearanea tabulata (Levi, 1980) | ⇒ Parasteatoda tabulata Levi, 1980 | | Achaearanea tepidariorum (Koch, 1841) | ⇒ Parasteatoda tepidariorum C. L. Koch, 1841 | | Asagena americana James Henry ..., 1882 | Two-Spotted Cobweb Spider | | Asagena fulva Eugen von Ke..., 1884 | | | Asagena medialis Richard C. B..., 1898 | | | Canalidion montanum James Henry ..., 1882 | | | Chrysso albomaculata O. P.-Cambridge, 1882 | | | Chrysso nordica Ralph Vary C..., 1947 | | | Chrysso pelyx Herbert Walt..., 1957 | | | Coleosoma floridanum Banks, 1900 | Cobweb Spider | | Crustulina altera Willis J. Ge..., 1942 | | | Crustulina guttata Wider, 1834 | | | Crustulina sticta (O. P.-Cambridge, 1861) | ⇒ Crustulina guttata Wider, 1834 | | Cryptachaea blattea Urquhart, 1886 | Theridiid spider | | Cryptachaea canionis Chamberlin &..., 1929 | | | Cryptachaea rupicola Emerton, 1882 | | | Dipoena appalachia Herbert Walt..., 1953 | | | Dipoena malkini Herbert Walt..., 1953 | | | Dipoena nigra (James Henry ..., 1882) | ⇒ Theridula nigerrima Alexander Pe..., 1911 | | Dipoena provalis Herbert Walt..., 1953 | | | Dipoena washougalia Herbert Walt..., 1953 | | | Enoplognatha caricis Fickert, 1876 | | | Enoplognatha intrepida William Sør..., 1898 | | | Enoplognatha joshua Ralph Vary C..., 1942 | | | Enoplognatha latimana Hippa & Oksala, 1982 | | | Enoplognatha lineata Clerck, 1757 | | | Enoplognatha marmorata (Nicholas Mar..., 1850) | ⇒ Enoplognatha caricis Fickert, 1876 | | Enoplognatha ovata (Clerck, 1758) | ⇒ Enoplognatha latimana Hippa & Oksala, 1982 | | Enoplognatha thoracica (Carl Wilhelm..., 1833) | ⇒ Enoplognatha oelandica Tord Tamerla..., 1875 | | Enoplognatha wyuta Ralph Vary C..., 1942 | | | Eramoscorpius brucensis Waddington &..., 2015 | | | Euryopis argentea Emerton, 1882 | | | Euryopis formosa Banks, 1908 | | | Euryopis funebris Hentz, 1850 | | | Euryopis gertschi Levi, 1951 | Jost Van Dyke's Indian mallow | | Euryopis pepini Levi, 1954 | | | Euryopis quinquemaculata Banks, 1900 | | | Euryopis saukea Levi, 1951 | Jost Van Dyke's Indian mallow | | Euryopis scriptipes Banks, 1908 | | | Faiditus cancellatus Nicholas Mar..., 1850 | | | Hentziectypus conjunctus Gertsch & Mu..., 1936 | | | Hentziectypus globosus Hentz, 1850 | | | Keijia tincta (Walckenaer, 1802) | ⇒ Platnickina tincta Walckenaer, 1802 | | Lasaeola prona Menge, 1868 | | | Latrodectus bishopi Kaston, 1938 | Red widow | | Latrodectus hasseltii Thorell, 1870 | Jockey Spider | | Latrodectus hesperus Chamberlin &..., 1935 | Western black widow | | Latrodectus mactans (Fabricius, 1775) | ⇒ Latrodectus tredecimguttatus Rossi, 1790 | | Latrodectus variolus (Walckenaer, 1837) | ⇒ Latrodectus hesperus Chamberlin &..., 1935 | | Melychiopharis cynips Eugène Simon, 1895 | | | Neospintharus trigonum Nicholas Mar..., 1850 | Horned Parasitic Cobweaver | | Neottiura bimaculata Linnaeus, 1767 | | | Ohlertidion ohlerti Tord Tamerla..., 1870 | | | Parasteatoda simulans Thorell, 1875 | | | Parasteatoda tabulata Levi, 1980 | Comb-footed spider | | Parasteatoda tepidariorum C. L. Koch, 1841 | American house false widow spider | | Pholcomma gibbum Johan Peter ..., 1851 | | | Pholcomma hirsutum James Henry ..., 1882 | | | Phoroncidia americana James Henry ..., 1882 | | | Phoroncidia tina Herbert Walt..., 1964 | Crested anoda | | Phylloneta impressa Ludwig Carl ..., 1881 | | | Platnickina alabamensis Willis J. Ge..., 1942 | | | Platnickina tincta Walckenaer, 1802 | | | Rhomphaea fictilium Hentz, 1850 | Lizard Spider | | Robertus arcticus Ralph Vary C..., 1947 | | | Robertus banksi Kaston, 1946 | | | Robertus borealis Kaston, 1946 | | | Robertus crosbyi Kaston, 1946 | | | Robertus eremophilus Ralph Vary C..., 1928 | | | Robertus frontatus Richard C. B..., 1892 | | | Robertus fuscus James Henry ..., 1894 | | | Robertus laticeps Eugen von Ke..., 1884 | | | Robertus longipalpus Kaston, 1946 | | | Robertus lyrifer Herman Theod..., 1939 | Hemp | | Robertus pumilus James Henry ..., 1909 | | | Robertus riparius Eugen von Ke..., 1886 | | | Robertus spinifer James Henry ..., 1909 | | | Robertus vigerens Ralph Vary C..., 1933 | | | Rugathodes aurantius James Henry ..., 1915 | | | Rugathodes sexpunctatus James Henry ..., 1882 | | | Simitidion simile Carl Ludwig ..., 1836 | | | Steatoda albomaculata (De Geer, 1778) | ⇒ Chrysso albomaculata O. P.-Cambridge, 1882 | | Steatoda americana (Emerton, 1882) | ⇒ Steatoda mexicana Herbert Walt..., 1957 | | Steatoda bipunctata Linnaeus, 1758 | False widow | | Steatoda borealis Nicholas Mar..., 1850 | Boreal Combfoot | | Steatoda capensis Hann, 1990 | Black cobweb | | Steatoda castanea Clerck, 1758 | | | Steatoda fulva (Keyserling, 1884) | ⇒ Asagena fulva Eugen von Ke..., 1884 | | Steatoda grossa C. L. Koch, 1838 | Brown house spider | | Steatoda hespera Ralph Vary C..., 1933 | Florida carpenter ant | | Steatoda mexicana Herbert Walt..., 1957 | | | Steatoda triangulosa Walckenaer, 1802 | Triangulate bud spider | | Steatoda washona Willis J. Ge..., 1960 | | | Stemmops ornatus Elizabeth Ba..., 1933 | | | Takayus lyricus (Walckenaer, 1842) | ⇒ Yunohamella lyrica Walckenaer, 1842 | | Theonoe stridula Crosby, 1906 | | | Theridion agrifoliae Herbert Walt..., 1957 | | | Theridion albidum (Richard C. B..., 1895) | ⇒ Theridion berlandi Carl Friedri..., 1942 | | Theridion berlandi Carl Friedri..., 1942 | | | Theridion californicum Richard C. B..., 1904 | | | Theridion differens (James Henry ..., 1882) | ⇒ Theridion glaucescens Lawrence Becker, 1879 | | Theridion frondeum Nicholas Mar..., 1850 | Eastern Long-Legged Cobweaver | | Theridion glaucescens Lawrence Becker, 1879 | | | Theridion hemerobium Eugène Simon, 1914 | | | Theridion hotanense Zhu & Zhou, 1993 | | | Theridion impressum (L. Koch, 1881) | ⇒ Phylloneta impressa Ludwig Carl ..., 1881 | | Theridion lawrencei Willis J. Ge..., 1942 | | | Theridion leechi Willis J. Ge..., 1942 | | | Theridion limitatum Ludwig Carl ..., 1872 | | | Theridion melanostictum Octavius Pic..., 1876 | Cobweb weaver | | Theridion melanurum Carl Wilhelm..., 1831 | Balsam fir | | Theridion michelbacheri Herbert Walt..., 1957 | | | Theridion montanum (Emerton, 1882) | ⇒ Canalidion montanum James Henry ..., 1882 | | Theridion murarium James Henry ..., 1882 | | | Theridion neomexicanum Richard C. B..., 1901 | | | Theridion ohlerti (Thorell, 1870) | ⇒ Ohlertidion ohlerti Tord Tamerla..., 1870 | | Theridion pennsylvanicum James Henry ..., 1913 | | | Theridion petraeum (Ludwig Carl ..., 1872) | ⇒ Theridion wiehlei Ehrenfried S..., 1938 | | Theridion pictum (Charles Atha..., 1802) | ⇒ Theridion hemerobium Eugène Simon, 1914 | | Theridion piriformis Berland, 1938 | | | Theridion rabuni Ralph Vary C..., 1944 | | | Theridion saanichum Ralph Vary C..., 1947 | | | Theridion sexpunctatum (Emerton, 1915) | ⇒ Rugathodes sexpunctatus James Henry ..., 1882 | | Theridion varians Carl Wilhelm..., 1833 | Red spruce | | Theridion wiehlei Ehrenfried S..., 1938 | | | Theridula emertoni Herbert Walt..., 1954 | Emerton'S Bitubercled Cobweaver | | Theridula nigerrima Alexander Pe..., 1911 | | | Theridula opulenta (Charles Atha..., 1842) | ⇒ Theridula gonygaster Eugène Simon, 1873 | | Thymoites bellissimus Ludwig Carl ..., 1879 | | | Thymoites camano Herbert Walt..., 1957 | | | Thymoites minnesota Herbert Walt..., 1964 | Crested anoda | | Thymoites oleatus Ludwig Carl ..., 1879 | | | Thymoites unimaculatus James Henry ..., 1882 | | | Wamba crispulus Eugène Simon, 1895 | | | Yunohamella lyrica Walckenaer, 1842 | |
Subnodes of Theridiidae with occurrences in Canada
 | | 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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