What is the list of animals from lowest order to highest order?

The classification of animals from the lowest order to highest order is as follows:

1. Porifera (Sponges)

2. Cnidaria (Jellyfish, Sea Anemones, Corals)

3. Platyhelminthes (Flatworms)

4. Nematoda (Roundworms)

5. Annelida (Earthworms, Leeches)

6. Mollusca (Snails, Clams, Octopuses)

7. Arthropoda (Insects, Spiders, Crustaceans)

8. Echinodermata (Starfish, Sea Urchins, Sea Cucumbers)

9. Chordata (Fish, Amphibians, Reptiles, Birds, Mammals)