Checklist for Subfamily Thyadinae Viets, 1926 and region USA (North America)
Class | Arachnida Lamarck, 1801 Arachnids | 545 2867 11767 | Families Genera Species | Taxom | Subclass | Micrura Ehrenberg, 1831
| 459 2495 10309 | Families Genera Species | Taxom | Infraclass | Acari Nitzsch, 1818 Mites and Ticks | 345 1428 4282 | Families Genera Species | Taxom | Superorder | Acariformes Zakhvatkin, 1952 Dust mites, Mites | 278 1101 3320 | Families Genera Species | Taxom | Order | Trombidiformes Reuter, 1909 Mites, Trombidiform mites | 113 592 2208 | Families Genera Species | Taxom | Suborder | Prostigmata Kramer, 1877 True mites | 113 592 2208 | Families Genera Species | Taxom | Infraorder | Parasitengonina Walter & al., 2009
| 38 123 664 | Families Genera Species | Taxom | Superfamily | Hydryphantoidea Piersig, 1896
| 3 22 38 | Families Genera Species | Taxom | | Family | Hydryphantidae Piersig, 1896
| 20 35 | Genera Species | Taxom | | Subfamily | Thyadinae Viets, 1926
| 11 19 | Genera Species | Taxom |
Genera for USA 11 Genera with 19 Species | Amerothyasella Smith & Cook, 1999 | | 1 | Species | Taxom | | Euthyas Piersig, 1874 | | 1 | Species | Taxom | | Panisopsis Viets, 1895 | | 2 | Species | Taxom | | Panisus Koenike, 1895 | | 2 | Species | Taxom | | Parathyas Lundblad, 1895 | | 4 | Species | Taxom | | Siskiyouthyas Smith & Cook, 1998 | | 1 | Species | Taxom | | Thyas Koch, 1912 | | 2 | Species | Taxom | | Thyasella Viets, 1958 | | 1 | Species | Taxom | | Thyopsella Cook, 1982 | | 2 | Species | Taxom | Thyopsis Piersig, 1899 | | 0 | Species | Taxom | | Trichothyas Viets, 1953 | | 3 | Species | Taxom |
Species list for USA 19 Species and 2 Subspecies | Amerothyasella tracensis Smith & Cook, 1999 | Stripped barb | | Euthyas truncata Neuman, 1874 | | | Panisopsis (Marshallothyas) asopos Cook, 1953 | Gudgeon | | Panisopsis (Panisopsis) pedunculata Koenike, 1895 | | | Panisus cataphracta (Koenike, 1895) | ⇒ Panisus cataphractus Koenike, 1895 | | Panisus cataphractus Koenike, 1895 | | | Parathyas barbigera K. Viets, 1908 | Bream | | Parathyas bruzelii Lundblad, 1926 | | | Parathyas rivalis Koenike, 1912 | Aruli barb | | Parathyas stolli Koenike, 1895 | | | Siskiyouthyas rivularis Smith & Cook, 1998 | | | Thyas (Thyas) stolli (Koenike, 1895) | ⇒ Parathyas stolli Koenike, 1895 | | Thyas (Todothyas) rivalis (Koenike, 1912) | ⇒ Parathyas rivalis Koenike, 1912 | | Thyasella mandibularis torrenticola Schwoerbel, 1958 | | | Thyopsella dictyophora Cook, 1955 | | | Thyopsella ventura Habeeb, 1982 | | | Trichothyas (Lundbladia) muscicola Mitchell, 1953 | | | Trichothyas petrophila petrophila Michael, 1895 | | | Trichothyas musicola Mitchell, 1953 | |
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