Arthropods from region Webster County (Kentucky, USA) Arachnida Lamarck, 1801 Arachnids | 12 18 21 | Families Genera Species | Taxom
| Diplopoda De Blainville in Gervais, 1844 Diplopods, Millepedes, Millipede, Millipedes | 4 5 4 | Families Genera Species | Taxom
| Entognatha Stummer-Traunfels, 1891 Entognathids | 5 6 1 | Families Genera Species | Taxom
| Insecta Linnaeus, 1758 Insects, True insects | 156 480 565 | Families Genera Species | Taxom
| Malacostraca Latreille, 1802 Higher Crustaceans, Malacostracans | 8 12 15 | Families Genera Species | Taxom
| Merostomata Woodward, 1866 Horseshoe crabs, Merostomates | 1 1 1 | Families Genera Species | Taxom
| Ostracoda Latreille, 1802 Mussel shrimps, Ostracods, Seed Shrimps | 2 3 2 | Families Genera Species | Taxom
|
|