Enterocoela

Enterocoela

[‚ent·ə·rō′sēl·ə]
(systematics)
A section of the animal kingdom that includes the Echinodermata, Chaetognatha, Hemichordata, and Chordata.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.