Platyhelminthes.
Platyhelminthes
platyhelminthes
Planarians are free living and not parasitic. Other classes of their phylum, including flukes and tapeworms, are parasitic when they live inside another organism.
Vertebrates belong in the phylum Chordata.
Deer belong to the phylum 'Chordata'.
Chickens belong to the phylum Chordata.
Bullfrogs belong to the phylum Chordata.
Bullfrogs belong to the phylum Chordata.
Whales belong to the phylum Chordata.
Dogs belong to Phylum Cordata.
Riccia belong to the phylum Marchantiophyta.
Nematodes belong to the phylum Nematoda.