Arthropods from region Morton County (Kansas, USA) Arachnida Lamarck, 1801 Arachnids | 11 18 19 | Families Genera Species | Taxom
| Diplopoda De Blainville in Gervais, 1844 Diplopods, Millepedes, Millipede, Millipedes | 2 2 2 | Families Genera Species | Taxom
| Entognatha Stummer-Traunfels, 1891 Entognathids | 5 8 2 | Families Genera Species | Taxom
| Insecta Linnaeus, 1758 Insects, True insects | 119 370 430 | Families Genera Species | Taxom
| Malacostraca Latreille, 1802 Higher Crustaceans, Malacostracans | 7 8 10 | Families Genera Species | Taxom
| Ostracoda Latreille, 1802 Mussel shrimps, Ostracods, Seed Shrimps | 1 1 1 | Families Genera Species | Taxom
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