 Natura - nature | | Mundus Plinius - physical world | | Naturalia | | Biota | | Domain Eukaryota - eukaryotes | | Kingdom Animalia C. Linnaeus, 1758 - animals | | Subkingdom Bilateria (Hatschek, 1888) Cavalier-Smith, 1983 - bilaterians | | Branch Protostomia Grobben, 1908 - protostomes |  Infrakingdom Ecdysozoa Aguinaldo et al., 1997 ex Cavalier-Smith, 1998 - ecdysozoans |  Phylum Chaetognatha (Leuckart, 1854) Hyman, 1959 - chaetognaths | | Superphylum Aschelminthes | | [Superphylum Nemathelminthes Cavalier-Smith, 1998] see Superphylum Aschelminthes | | [Superphylum Haemopoda Cavalier-Smith, 1998] see Superphylum Panarthropoda | | Superphylum Panarthropoda |
|
|