Chordata, Nonvertebrate

Medical Dictionary -> Chordata, Nonvertebrate

Chordata, Nonvertebrate


A portion of the animal phylum Chordata comprised of the subphyla Cephalochordata, UROCHORDATA, and HYPEROTRETI, but not including the Vertebrata (VERTEBRATES). It includes nonvertebrate animals having a NOTOCHORD during some developmental stage.


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