Arthropods from region Denver (Kingsbury County, South Dakota, USA) Arachnida Lamarck, 1801 Arachnids | 12 21 21 | Families Genera Species | Taxom
| Branchiopoda Latreille, 1817 Branchiopods, Brine shrimps, Daphnia, Fairy shrimps and Water fleas, Phyllopods | 1 1 1 | Families Genera Species | Taxom
| Insecta Linnaeus, 1758 Insects, True insects | 73 277 376 | Families Genera Species | Taxom
| Malacostraca Latreille, 1802 Higher Crustaceans, Malacostracans | 3 3 3 | Families Genera Species | Taxom
|
|