Arthropods from region Clinton County (Missouri, USA) Arachnida Lamarck, 1801 Arachnids | 11 13 13 | Families Genera Species | Taxom
| Diplopoda De Blainville in Gervais, 1844 Diplopods, Millepedes, Millipede, Millipedes | 1 1 1 | Families Genera Species | Taxom
| Entognatha Stummer-Traunfels, 1891 Entognathids | 6 10 0 | Families Genera Species | Taxom
| Insecta Linnaeus, 1758 Insects, True insects | 161 553 724 | Families Genera Species | Taxom
| Malacostraca Latreille, 1802 Higher Crustaceans, Malacostracans | 13 15 16 | Families Genera Species | Taxom
| Maxillopoda Dahl, 1956 Maxillopods | 1 1 1 | Families Genera Species | Taxom
| Trilobita ♰ Walch, 1771 Trilobites | 5 7 2 | Families Genera Species | Taxom
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