Checklist for Subfamily Echeminae and region Grand Canyon National Park (Arizona, USA)
Class | Arachnida Lamarck, 1801 Arachnids | 32 67 81 | Families Genera Species | Taxom | Subclass | Micrura Ehrenberg, 1831
| 25 58 72 | Families Genera Species | Taxom | Infraclass | Megoperculata Börner, 1902
| 23 56 70 | Families Genera Species | Taxom | Order | Araneae Clerck, 1757 Spider, Spiders, True Spiders | 23 56 70 | Families Genera Species | Taxom | Suborder | Araneomorphae Smith, 1902 True Spiders | 21 54 69 | Families Genera Species | Taxom | Infraorder | Araneomorphi Smith, 1902
| 21 54 69 | Families Genera Species | Taxom | Superfamily | Gnaphosoidea Simon, 1893
| 1 9 14 | Family Genera Species | Taxom | | Family | Gnaphosidae Pocock, 1898 Flat-bellied ground spiders, Ground spiders | 9 14 | Genera Species | Taxom | | Subfamily | Echeminae
| 1 2 | Genus Species | Taxom |
Genera for Grand Canyon National Park 1 Genera with 2 Species
Species list for Grand Canyon National Park 2 Species
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