Grade | Phylum | Class | Order | Family | Genus | Species | |
Higher | 1.Chordata | 5 | 77 | 613 | 6890 | 48,881 | |
Lower | 1. Acanthocephala | 4 | 10 | 25 | 153 | 1406 | |
Lower | 2. Annelida | 2 | 18 | 145 | 2105 | 16,602 | |
Lower | 3. Arthropoda | 11 | 83 | 2195 | 120,397 | 1,167,110 | |
Lower | 4. Brachiopoda | 5 | 19 | 167 | 460 | 3510 | |
Lower | 5. Bryozoa | 3 | 7 | 229 | 987 | 9473 | |
Lower | 6. Cnidaria | 3 | 5 | 22 | 63 | 491 | |
Lower | 7. Gastrotricha |
| 2 | 17 | 66 | 911 | |
Lower | 8. Kamptozoa |
|
| 4 | 14 | 210 | |
Lower | 9. Micrognathozoa |
| 1 | 1 | 1 | 1 | |
Lower | 10. Mollusca | 7 | 41 | 361 | 3372 | 30,388 | |
Lower | 11. Nematoda | 2 | 14 | 180 | 1982 | 16,302 | |
Lower | 12. Nematomorpha | 2 | 2 | 3 | 22 | 620 | |
Lower | 13. Nemertea | 3 | 3 | 42 | 305 | 1423 | |
Lower | 14. Onychophora | 1 | 1 | 2 | 52 | 175 | |
Lower | 15. Platyheloniathes | 4 | 41 | 423 | 3894 | 24,894 | |
Lower | 16. Porifera | 4 | 32 | 146 | 786 | 9994 | |
Lower | 17. Rotifera | 2 | 5 | 15 | 50 | 656 | |
Lower | 18. Tardigrada | 3 | 5 | 17 | 118 | 1312 | |
Lower | 19. Xenacoelomorpha |
| 2 | 19 | 115 | 475 | |
| Total 20 | 61 | 368 | 4626 | 141,814 | 1,334,834 |