polypide

from The Century Dictionary.

• noun An individual zoöid of a polyzoarium, or compound polyzoan; the individual organism contained in one of the cells or cups of the ectocyst of a polyzoarium, just as an individual of a compound coralligenous actinozoan is contained in a cup of the polypidom.

from the GNU version of the Collaborative International Dictionary of English.

• noun (Zoöl.) One of the ordinary zooids of the Bryozoa.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun The internal contents of a bryozoan; includes the digestive and muscular systems