Arthropods from region United Kingdom (British Isles) Arachnida Lamarck, 1801 Arachnids | 408 1639 3747 | Families Genera Species | Taxom
| Artiopoda ♰ Hou & Bergström, 1997 Artiopods | 0 1 1 | Families Genera Species | Taxom
| Branchiopoda Latreille, 1817 Branchiopods, Brine shrimps, Daphnia, Fairy shrimps and Water fleas, Phyllopods | 25 81 182 | Families Genera Species | Taxom
| Chilopoda Latreille, 1817 Centiped, Centipede, Centipedes, Centipeds, Chilopods | 14 52 130 | Families Genera Species | Taxom
| Dinocaridida Collins, 1996 Wedgeheads | 1 1 1 | Families Genera Species | Taxom
| Diplopoda De Blainville in Gervais, 1844 Diplopods, Millepedes, Millipede, Millipedes | 62 172 225 | Families Genera Species | Taxom
| Entognatha Stummer-Traunfels, 1891 Entognathids | 22 164 710 | Families Genera Species | Taxom
| Insecta Linnaeus, 1758 Insects, True insects | 886 13129 45760 | Families Genera Species | Taxom
| Malacostraca Latreille, 1802 Higher Crustaceans, Malacostracans | 338 1230 3045 | Families Genera Species | Taxom
| Marrellomorpha ♰ Beurlen, 1930 Marrellomorph Arthropods | 1 2 2 | Families Genera Species | Taxom
| Maxillopoda Dahl, 1956 Maxillopods | 173 619 1689 | Families Genera Species | Taxom
| Merostomata Woodward, 1866 Horseshoe crabs, Merostomates | 21 48 95 | Families Genera Species | Taxom
| Ostracoda Latreille, 1802 Mussel shrimps, Ostracods, Seed Shrimps | 103 664 1850 | Families Genera Species | Taxom
| Pauropoda Lubbock, 1868 Pauropodans, Pauropods, Progoneates | 3 5 7 | Families Genera Species | Taxom
| Pycnogonida Latreille, 1810 Pycnogonids, Sea Spider, Sea Spiders | 13 27 107 | Families Genera Species | Taxom
| Symphyla Ryder, 1880 Dwarf Centipedes, Pseudocentipedes, Symphylans, Symphylids | 2 5 15 | Families Genera Species | Taxom
| Thylacocephala ♰ Pinna & al., 1982 Bivalve arthropods | 0 1 0 | Families Genera Species | Taxom
| Trilobita ♰ Walch, 1771 Trilobites | 95 488 560 | Families Genera Species | Taxom
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