Arthropods from region Saint John County (New Brunswick, Canada) Arachnida Lamarck, 1801 Arachnids | 11 14 15 | Families Genera Species | Taxom
| Diplopoda De Blainville in Gervais, 1844 Diplopods, Millepedes, Millipede, Millipedes | 2 3 3 | Families Genera Species | Taxom
| Insecta Linnaeus, 1758 Insects, True insects | 151 438 519 | Families Genera Species | Taxom
| Malacostraca Latreille, 1802 Higher Crustaceans, Malacostracans | 22 25 23 | Families Genera Species | Taxom
| Maxillopoda Dahl, 1956 Maxillopods | 3 3 3 | Families Genera Species | Taxom
| Merostomata Woodward, 1866 Horseshoe crabs, Merostomates | 1 1 0 | Families Genera Species | Taxom
| Trilobita ♰ Walch, 1771 Trilobites | 9 16 6 | Families Genera Species | Taxom
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