A large phylum of animals that includes the vertebrates together with the sea squirts and lancelets. They are distinguished by the possession of a notochord at some stage during their development.
- The superphylum Deuterostomia contains the diverse phyla Chordata and Echinodermata and the minor phyla Hemichordata and Urochordata.
- The Chordata is the animal phylum with which everyone is most intimately familiar, since it includes humans and other vertebrates.
- Technically an invertebrate, amphioxus is classified in subphylum Protochordata, phylum Chordata.
Definition of Chordata in:
What do you find interesting about this word or phrase?
Comments that don't adhere to our Community Guidelines may be moderated or removed.