Checklist for Family Theridiidae Sundevall, 1833 (Cobweb And Widow Spiders) and region La Rioja (Northwest Argentina, Argentina)
Class | Arachnida Lamarck, 1801 Arachnids | 55 168 200 | Families Genera Species | Taxom | Subclass | Micrura Ehrenberg, 1831
| 47 152 179 | Families Genera Species | Taxom | Infraclass | Megoperculata Börner, 1902
| 43 147 175 | Families Genera Species | Taxom | Order | Araneae Clerck, 1757 Spider, Spiders, True Spiders | 43 147 175 | Families Genera Species | Taxom | Suborder | Araneomorphae Smith, 1902 True Spiders | 39 137 163 | Families Genera Species | Taxom | Infraorder | Araneomorphi Smith, 1902
| 39 137 163 | Families Genera Species | Taxom | Superfamily | Araneoidea Latreille, 1806
| 4 34 45 | Families Genera Species | Taxom | | Family | Theridiidae Sundevall, 1833 Cobweb And Widow Spiders, Cobweb spider, Cobweb spiders | 8 11 | Genera Species | Taxom |
Genera for La Rioja 8 Genera with 11 Species
Species list for La Rioja 11 Species | Enoplognatha ovata (Clerck, 1758) | ⇒ Enoplognatha latimana Hippa & Oksala, 1982 | | Kochiura aulica Carl Ludwig ..., 1838 | | | Latrodectus curacaviensis (Müller, 1776) | ⇒ Latrodectus variegatus Hercule Nicolet, 1849 | | Latrodectus geometricus C. L. Koch, 1841 | Brown black widow | | Latrodectus mactans (Fabricius, 1775) | ⇒ Latrodectus tredecimguttatus Rossi, 1790 | | Latrodectus tredecimguttatus Rossi, 1790 | European black widow | | Neottiura curvimana Eugène Simon, 1914 | | | Phylloneta impressa Ludwig Carl ..., 1881 | | | Platnickina tincta Walckenaer, 1802 | | | Steatoda grossa C. L. Koch, 1838 | Brown house spider | | Theridion pinastri (Ludwig Carl ..., 1872) | ⇒ Theridion hotanense Zhu & Zhou, 1993 |
Subnodes of Theridiidae with occurrences in La Rioja
 | | 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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