1. Phylum Acanthocephala
2. Phylum Annelida
3. Phylum Arthropoda
4. Phylum Aschelminthes (uncertain > taxon inquirendum, obsolete name)
5. Phylum Brachiopoda
6. Phylum Bryozoa
7. Phylum Cephalorhyncha (no longer in use)
8. Phylum Chaetognatha
9. Phylum Chordata
10. Phylum Cnidaria
11. Phylum Ctenophora
12. Phylum Cycliophora
13. Phylum Dicyemida
14. Phylum Echinodermata
15. Phylum Ectoprocta accepted as Bryozoa (synonym)
16. Phylum Entoprocta
17. Phylum Gastrotricha
18. Phylum Gnathostomulida
19. Phylum Hemichordata
20. Phylum Kinorhyncha
21. Phylum Loricifera
22. Phylum Mesozoa accepted as Dicyemida
23. Phylum Mollusca
24. Phylum Nematoda
25. Phylum Nematomorpha
26. Phylum Nemertea
27. Phylum Nemertina represented as Nemertea
28. Phylum Nemertini accepted as Nemertea
29. Phylum Orthonectida
30. Phylum Pentastomida accepted as Pentastomida
31. Phylum Phoronida
32. Phylum Placozoa
33. Phylum Platyhelminthes
34. Phylum Pogonophora accepted as Siboglinidae Caullery, 1914 (superfluous rank/name)
35. Phylum Porifera
36. Phylum Priapulida
37. Phylum Rotatoria accepted as Rotifera (Junior synonym)
38. Phylum Rotifera
39. Phylum Sipunculida accepted as Sipuncula (synonym)
40. Phylum Tardigrada
41. Phylum Xenacoelomorpha

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