Arthropods from region West Europe (Europe) Arachnida Lamarck, 1801 Arachnids | 438 2179 7291 | Families Genera Species | Taxom
| Branchiopoda Latreille, 1817 Branchiopods, Brine shrimps, Daphnia, Fairy shrimps and Water fleas, Phyllopods | 27 80 199 | Families Genera Species | Taxom
| Chilopoda Latreille, 1817 Centiped, Centipede, Centipedes, Centipeds, Chilopods | 12 71 345 | Families Genera Species | Taxom
| Diplopoda De Blainville in Gervais, 1844 Diplopods, Millepedes, Millipede, Millipedes | 80 351 1080 | Families Genera Species | Taxom
| Entognatha Stummer-Traunfels, 1891 Entognathids | 27 206 1043 | Families Genera Species | Taxom
| Insecta Linnaeus, 1758 Insects, True insects | 999 17279 73737 | Families Genera Species | Taxom
| Malacostraca Latreille, 1802 Higher Crustaceans, Malacostracans | 383 1636 4503 | Families Genera Species | Taxom
| Maxillopoda Dahl, 1956 Maxillopods | 182 640 1621 | Families Genera Species | Taxom
| Megacheira ♰ Hou & Bergström, 1997 Great appendage arthropods | 1 1 1 | Families Genera Species | Taxom
| Merostomata Woodward, 1866 Horseshoe crabs, Merostomates | 6 14 15 | Families Genera Species | Taxom
| Ostracoda Latreille, 1802 Mussel shrimps, Ostracods, Seed Shrimps | 102 626 1381 | Families Genera Species | Taxom
| Pauropoda Lubbock, 1868 Pauropodans, Pauropods, Progoneates | 4 12 54 | Families Genera Species | Taxom
| Pycnogonida Latreille, 1810 Pycnogonids, Sea Spider, Sea Spiders | 12 33 98 | Families Genera Species | Taxom
| Symphyla Ryder, 1880 Dwarf Centipedes, Pseudocentipedes, Symphylans, Symphylids | 2 6 18 | Families Genera Species | Taxom
| Thylacocephala ♰ Pinna & al., 1982 Bivalve arthropods | 0 5 4 | Families Genera Species | Taxom
| Trilobita ♰ Walch, 1771 Trilobites | 97 453 462 | Families Genera Species | Taxom
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