What phylums have animals that are invertebrates?
Invertebrates dominate the animal kingdom.
1. Phylum Porifera (sponges)
2. Phylum Cnidaria (jellyfish, corals, & hydras)
3. Phylum Platyhelminthes (flat worms)
4. Phylum Rotifera (rotifers)
5. Phylum Mollusca (snails, slugs, clams, octopus, &
squid)
6. Phylum Annelida (segemnted worms- earth worms)
7. Phylum Arthropoda (spiders, insects, & crustaceans)
8. Phylum Echinodermata (starfish) *closest living invertebrate
to humans because of its deuterostomal development.