American Chordata Submission Manager

American Chordata Submission Manager chordata Animals in the phylum Chordata share four key features that appear at some stage during their development: a notochord, a dorsal hollow nerve cord, pharyngeal chordata Living members of the phylum Chordata include four types of vertebrate chordates belonging to the subphylum Vertebrata fish, amphibians, birds and mammals -

chordata Chordata , phylum of animals having a notochord, or dorsal stiffening rod, as the chief internal skeletal support at some stage of their