Arthropods from region Middlesex County (Jamaica) Arachnida Lamarck, 1801 Arachnids | 27 49 50 | Families Genera Species | Taxom
| Diplopoda De Blainville in Gervais, 1844 Diplopods, Millepedes, Millipede, Millipedes | 5 5 5 | Families Genera Species | Taxom
| Entognatha Stummer-Traunfels, 1891 Entognathids | 4 5 0 | Families Genera Species | Taxom
| Insecta Linnaeus, 1758 Insects, True insects | 108 268 281 | Families Genera Species | Taxom
| Malacostraca Latreille, 1802 Higher Crustaceans, Malacostracans | 30 45 54 | Families Genera Species | Taxom
| Maxillopoda Dahl, 1956 Maxillopods | 1 3 3 | Families Genera Species | Taxom
| Ostracoda Latreille, 1802 Mussel shrimps, Ostracods, Seed Shrimps | 5 6 4 | Families Genera Species | Taxom
| Pycnogonida Latreille, 1810 Pycnogonids, Sea Spider, Sea Spiders | 1 1 1 | Families Genera Species | Taxom
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