Question

give the characters of the phylum hemichordata

Answer 1

It is a phylum that contains marine deuterostome animals. They are sometimes considered as the sister group of phylum Echinodermata. Phylum Hemichordata is a small phylum with only a 100 known species, with animals having a worm-like appearance. Some species may be solitary or some occur in colonies. Let us study them further.

Answer 2

Vertebrates show all the characteristic features of thephylum Chordata, such as the notochord, dorsal nerve cord, pharyngeal slits and post-anal tail. But the phylum Chordataalso has other two subphyla, called the Urochordata and Cephalaochordata.