Arthropods from region More and Romsdal (Central Norway, Norway) Arachnida Lamarck, 1801 Arachnids | 43 138 222 | Families Genera Species | Taxom
| Branchiopoda Latreille, 1817 Branchiopods, Brine shrimps, Daphnia, Fairy shrimps and Water fleas, Phyllopods | 13 34 48 | Families Genera Species | Taxom
| Chilopoda Latreille, 1817 Centiped, Centipede, Centipedes, Centipeds, Chilopods | 3 4 11 | Families Genera Species | Taxom
| Diplopoda De Blainville in Gervais, 1844 Diplopods, Millepedes, Millipede, Millipedes | 7 13 16 | Families Genera Species | Taxom
| Entognatha Stummer-Traunfels, 1891 Entognathids | 10 57 137 | Families Genera Species | Taxom
| Insecta Linnaeus, 1758 Insects, True insects | 346 2338 4999 | Families Genera Species | Taxom
| Malacostraca Latreille, 1802 Higher Crustaceans, Malacostracans | 110 214 351 | Families Genera Species | Taxom
| Maxillopoda Dahl, 1956 Maxillopods | 26 44 55 | Families Genera Species | Taxom
| Ostracoda Latreille, 1802 Mussel shrimps, Ostracods, Seed Shrimps | 6 9 9 | Families Genera Species | Taxom
| Pycnogonida Latreille, 1810 Pycnogonids, Sea Spider, Sea Spiders | 5 6 10 | Families Genera Species | Taxom
| Symphyla Ryder, 1880 Dwarf Centipedes, Pseudocentipedes, Symphylans, Symphylids | 1 1 1 | Families Genera Species | Taxom
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