Arthropods from region Jordan (Garfield County, Montana, USA) Arachnida Lamarck, 1801 Arachnids | 4 4 4 | Families Genera Species | Taxom
| Chilopoda Latreille, 1817 Centiped, Centipede, Centipedes, Centipeds, Chilopods | 1 1 1 | Families Genera Species | Taxom
| Insecta Linnaeus, 1758 Insects, True insects | 46 69 71 | Families Genera Species | Taxom
| Malacostraca Latreille, 1802 Higher Crustaceans, Malacostracans | 5 5 5 | Families Genera Species | Taxom
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