Checklist for Subfamily Theridiinae Sundevall, 1833 and region North Mexico (Mexico)
Class | Arachnida Lamarck, 1801 Arachnids | 180 539 976 | Families Genera Species | Taxom | Subclass | Micrura Ehrenberg, 1831
| 147 437 760 | Families Genera Species | Taxom | Infraclass | Megoperculata Börner, 1902
| 63 312 619 | Families Genera Species | Taxom | Order | Araneae Clerck, 1757 Spider, Spiders, True Spiders | 59 304 598 | Families Genera Species | Taxom | Suborder | Araneomorphae Smith, 1902 True Spiders | 49 285 563 | Families Genera Species | Taxom | Infraorder | Araneomorphi Smith, 1902
| 48 284 561 | Families Genera Species | Taxom | Superfamily | Araneoidea Latreille, 1806
| 5 72 133 | Families Genera Species | Taxom | | Family | Theridiidae Sundevall, 1833 Cobweb And Widow Spiders, Cobweb spider, Cobweb spiders | 24 39 | Genera Species | Taxom | | Subfamily | Theridiinae Sundevall, 1833
| 7 13 | Genera Species | Taxom |
Genera for North Mexico 7 Genera with 13 Species
Species list for North Mexico 13 Species | Melychiopharis cynips Eugène Simon, 1895 | | | Nesticodes rufipes Lucas, 1846 | Cobweb spiders | | Theridion geminipunctum Ralph Vary C..., 1924 | | | Theridion gertschi Herbert Walt..., 1959 | | | Theridion goodnightorum Herbert Walt..., 1957 | | | Theridion mystaceum Koch, 1870 | | | Theridion opuntia Herbert Walt..., 1963 | | | Theridion positivum Ralph Vary C..., 1924 | | | Theridion sinaloa Herbert Walt..., 1959 | | | Theridula gonygaster Eugène Simon, 1873 | Cobweb spiders | | Thymoites maderae Willis J. Ge..., 1942 | Cobweb spiders | | Tidarren haemorrhoidale Philip Bertkau, 1880 | Cobweb spiders | | Tidarren sisyphoides Charles Atha..., 1842 | Cobweb spiders |
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