Arthropods from region Westman Region (Manitoba, Canada) Arachnida Lamarck, 1801 Arachnids | 84 243 417 | Families Genera Species | Taxom
| Branchiopoda Latreille, 1817 Branchiopods, Brine shrimps, Daphnia, Fairy shrimps and Water fleas, Phyllopods | 4 11 14 | Families Genera Species | Taxom
| Diplopoda De Blainville in Gervais, 1844 Diplopods, Millepedes, Millipede, Millipedes | 5 6 7 | Families Genera Species | Taxom
| Entognatha Stummer-Traunfels, 1891 Entognathids | 10 25 25 | Families Genera Species | Taxom
| Insecta Linnaeus, 1758 Insects, True insects | 369 2634 4244 | Families Genera Species | Taxom
| Malacostraca Latreille, 1802 Higher Crustaceans, Malacostracans | 35 39 44 | Families Genera Species | Taxom
| Maxillopoda Dahl, 1956 Maxillopods | 5 7 6 | Families Genera Species | Taxom
| Ostracoda Latreille, 1802 Mussel shrimps, Ostracods, Seed Shrimps | 11 23 38 | Families Genera Species | Taxom
| Trilobita ♰ Walch, 1771 Trilobites | 4 5 2 | Families Genera Species | Taxom
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