Arthropods from region Paleozoic (Phanerozoic) Arachnida Lamarck, 1801 Arachnids | 108 191 278 | Families Genera Species | Taxom
| Artiopoda ♰ Hou & Bergström, 1997 Artiopods | 7 19 18 | Families Genera Species | Taxom
| Branchiopoda Latreille, 1817 Branchiopods, Brine shrimps, Daphnia, Fairy shrimps and Water fleas, Phyllopods | 6 8 11 | Families Genera Species | Taxom
| Cephalocarida Sanders, 1955 Cephalocarids, Horseshoe shrimps | 0 1 1 | Families Genera Species | Taxom
| Chilopoda Latreille, 1817 Centiped, Centipede, Centipedes, Centipeds, Chilopods | 3 3 1 | Families Genera Species | Taxom
| Dinocaridida Collins, 1996 Wedgeheads | 5 10 9 | Families Genera Species | Taxom
| Diplopoda De Blainville in Gervais, 1844 Diplopods, Millepedes, Millipede, Millipedes | 26 42 90 | Families Genera Species | Taxom
| Entognatha Stummer-Traunfels, 1891 Entognathids | 5 5 4 | Families Genera Species | Taxom
| Insecta Linnaeus, 1758 Insects, True insects | 689 2528 4773 | Families Genera Species | Taxom
| Malacostraca Latreille, 1802 Higher Crustaceans, Malacostracans | 80 115 153 | Families Genera Species | Taxom
| Marrellomorpha ♰ Beurlen, 1930 Marrellomorph Arthropods | 3 8 12 | Families Genera Species | Taxom
| Maxillopoda Dahl, 1956 Maxillopods | 49 85 118 | Families Genera Species | Taxom
| Megacheira ♰ Hou & Bergström, 1997 Great appendage arthropods | 6 12 13 | Families Genera Species | Taxom
| Merostomata Woodward, 1866 Horseshoe crabs, Merostomates | 26 87 277 | Families Genera Species | Taxom
| Ostracoda Latreille, 1802 Mussel shrimps, Ostracods, Seed Shrimps | 115 430 1347 | Families Genera Species | Taxom
| Pycnogonida Latreille, 1810 Pycnogonids, Sea Spider, Sea Spiders | 3 8 8 | Families Genera Species | Taxom
| Remipedia Yager, 1981 Cave-dwelling crustaceans, Remipedes | 1 1 2 | Families Genera Species | Taxom
| Thylacocephala ♰ Pinna & al., 1982 Bivalve arthropods | 1 8 19 | Families Genera Species | Taxom
| Trilobita ♰ Walch, 1771 Trilobites | 208 2672 6660 | Families Genera Species | Taxom
| Yunnanata ♰ Hou & Bergström, 1997 Arthropods of the Lower Cambrian Chengjiang fauna | 2 6 6 | Families Genera Species | Taxom
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