Arthropods from region Koror (Palau) Arachnida Lamarck, 1801 Arachnids | 14 17 17 | Families Genera Species | Taxom
| Insecta Linnaeus, 1758 Insects, True insects | 91 211 258 | Families Genera Species | Taxom
| Malacostraca Latreille, 1802 Higher Crustaceans, Malacostracans | 39 76 87 | Families Genera Species | Taxom
| Maxillopoda Dahl, 1956 Maxillopods | 10 12 9 | Families Genera Species | Taxom
| Ostracoda Latreille, 1802 Mussel shrimps, Ostracods, Seed Shrimps | 1 3 1 | Families Genera Species | Taxom
| Pycnogonida Latreille, 1810 Pycnogonids, Sea Spider, Sea Spiders | 3 6 6 | Families Genera Species | Taxom
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