Eric Walker added Deuterostome - Wikipedia to Deuterostome

Eric Walker added Chordata and Deuterostome - Wikipedia to Deuterostome, and added Deuterostome to Nephrozoa

Eric Walker added Deuterostome and Protostomia and Nephrozoa - Wikipedia to Nephrozoa, and added Nephrozoa to Bilateria

Eric Walker added a number of topics and Chordate - Wikipedia to Chordata, and added Chordata to Deuterostome