Arthropods from region Harstad (South Troms, Norway) Arachnida Lamarck, 1801 Arachnids | 2 2 2 | Families Genera Species | Taxom
| Entognatha Stummer-Traunfels, 1891 Entognathids | 9 24 42 | Families Genera Species | Taxom
| Insecta Linnaeus, 1758 Insects, True insects | 93 272 372 | Families Genera Species | Taxom
| Malacostraca Latreille, 1802 Higher Crustaceans, Malacostracans | 26 35 36 | Families Genera Species | Taxom
| Maxillopoda Dahl, 1956 Maxillopods | 3 3 3 | Families Genera Species | Taxom
| Ostracoda Latreille, 1802 Mussel shrimps, Ostracods, Seed Shrimps | 2 2 2 | Families Genera Species | Taxom
| Pycnogonida Latreille, 1810 Pycnogonids, Sea Spider, Sea Spiders | 1 1 0 | Families Genera Species | Taxom
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