annuloida

from The Century Dictionary.

• A name applied by Huxley (1869) to a subkingdom of animals, consisting of the Scolecida and Echinodermata, an association subsequently modified by the same author. Also called Echinozoa.

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

• noun plural (Zoöl.) A division of the Articulata, including the annelids and allied groups; sometimes made to include also the helminths and echinoderms.