用“Chordata”造句大全，Chordata造句

A member of the subphylum Vertebrata, a primary division of the phylum Chordata that includes the fishes, amphibians, reptiles, birds, and mammals, all of which are characterized by a segmented spinal column and a distinct, well - differentiated head.

Here's a tunicate, also called a sea squirt, which is in Chordata, anda crab, in Arthropoda.

For instance, everything with anotochord (which would be a spine for sharks, pythons, pelicans, you) belongsin the phylum Chordata.