Bilateria
Animals
Life
Existence
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Chordata
Animals which possess a notochord including lancelets, sea squirts, pyrosomes, larvaceans, and all vertebrates (mammals, reptiles, birds, fish, and amphibians).
(Taxonomic Rank: Phylum)
Chordate animals including Ascidiacea, Fish, Cephalochordata, Mammals, Reptiles, Birds, Thaliacea, Amphibians, and Appendicularia. Ascidiacea Fish Cephalochordata Mammals Reptiles Birds Thaliacea Amphibians Appendicularia