Checklist for Subfamily Thyadinae Viets, 1926 and region Alberta´s Rockies (Alberta, Canada)
Class | Arachnida Lamarck, 1801 Arachnids | 84 232 341 | Families Genera Species | Taxom | Subclass | Micrura Ehrenberg, 1831
| 77 221 329 | Families Genera Species | Taxom | Infraclass | Acari Nitzsch, 1818 Mites and Ticks | 56 74 38 | Families Genera Species | Taxom | Superorder | Acariformes Zakhvatkin, 1952 Dust mites, Mites | 46 63 32 | Families Genera Species | Taxom | Order | Trombidiformes Reuter, 1909 Mites, Trombidiform mites | 13 22 7 | Families Genera Species | Taxom | Suborder | Prostigmata Kramer, 1877 True mites | 13 22 7 | Families Genera Species | Taxom | Infraorder | Parasitengonina Walter & al., 2009
| 6 9 3 | Families Genera Species | Taxom | Superfamily | Hydryphantoidea Piersig, 1896
| 1 4 0 | Family Genera Species | Taxom | | Family | Hydryphantidae Piersig, 1896
| 4 0 | Genera Species | Taxom | | Subfamily | Thyadinae Viets, 1926
| 2 0 | Genera Species | Taxom |
Genera for Alberta´s Rockies 2 Genera with 0 Species Euthyas Piersig, 1898 | | 0 | Species | Taxom | Zschokkea Koenike, 1892 | | 0 | Species | Taxom |
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