Arthropods from region East Canada (Canada) Arachnida Lamarck, 1801 Arachnids | 265 825 1797 | Families Genera Species | Taxom
| Branchiopoda Latreille, 1817 Branchiopods, Brine shrimps, Daphnia, Fairy shrimps and Water fleas, Phyllopods | 21 55 134 | Families Genera Species | Taxom
| Cephalocarida Sanders, 1955 Cephalocarids, Horseshoe shrimps | 1 1 1 | Families Genera Species | Taxom
| Chilopoda Latreille, 1817 Centiped, Centipede, Centipedes, Centipeds, Chilopods | 7 17 24 | Families Genera Species | Taxom
| Dinocaridida Collins, 1996 Wedgeheads | 2 5 0 | Families Genera Species | Taxom
| Diplopoda De Blainville in Gervais, 1844 Diplopods, Millepedes, Millipede, Millipedes | 28 62 74 | Families Genera Species | Taxom
| Entognatha Stummer-Traunfels, 1891 Entognathids | 17 72 140 | Families Genera Species | Taxom
| Insecta Linnaeus, 1758 Insects, True insects | 617 8662 28193 | Families Genera Species | Taxom
| Malacostraca Latreille, 1802 Higher Crustaceans, Malacostracans | 204 568 998 | Families Genera Species | Taxom
| Marrellomorpha ♰ Beurlen, 1930 Marrellomorph Arthropods | 1 1 1 | Families Genera Species | Taxom
| Maxillopoda Dahl, 1956 Maxillopods | 84 212 359 | Families Genera Species | Taxom
| Merostomata Woodward, 1866 Horseshoe crabs, Merostomates | 7 17 13 | Families Genera Species | Taxom
| Ostracoda Latreille, 1802 Mussel shrimps, Ostracods, Seed Shrimps | 76 241 351 | Families Genera Species | Taxom
| Pauropoda Lubbock, 1868 Pauropodans, Pauropods, Progoneates | 1 1 1 | Families Genera Species | Taxom
| Pycnogonida Latreille, 1810 Pycnogonids, Sea Spider, Sea Spiders | 8 11 32 | Families Genera Species | Taxom
| Thylacocephala ♰ Pinna & al., 1982 Bivalve arthropods | 0 1 1 | Families Genera Species | Taxom
| Trilobita ♰ Walch, 1771 Trilobites | 117 548 708 | Families Genera Species | Taxom
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