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The dorsal nerve cord is one of the embryonic features unique to chordates, along with a notochord, a post-anal tail and pharyngeal slits. It is a hollow cord dorsal to the no â¦ tochord.ike humans, A dorsal nerve cord would be present on the back of the person or chordate. Some invertebrates such as arthropods, have a ventral nerve cord on the belly..
   Chordates (or members of the phylum Chordata), share the following  characteristics:       dorsal nerve cord which is a bundle of nerve fibres which  runs down the back. It connects the brain with the lateral muscles  and other organs.  Chordates (or members of the phylum Chordata), share the following  characteristics:       dorsal nerve cord which is a bundle of nerve fibres which  runs down the back. It connects the brain with the lateral muscles  and other organs.