Monograph on the British Fossil Echinodermata of the Oolitic

Phylum Echinodermata Biology for Majors II echinodermata The Echinodermata are the most closely related invertebrates to humans The word echinoderm means “spiny skin” and it is an apt description for echinodermata An echinoderm is any deuterostomal animal of the phylum Echinodermata which includes starfish, brittle stars, sea urchins, sand dollars and sea cucumbers,

echinodermata Echinodermata · Subphylum Asterozoa · Subphylum Crinozoa · Subphylum Echinozoa Environment marine, brackish, fresh, terrestrial