Haemichorda -->
Haemichordata
medical dictionary

A phylum comprised of soft-bodied, bilaterally symmetrical wormlike marine animals with gill-slits to the pharynx and a conical proboscis; a ciliated larval stage resembles that of echinoderms.

Synonyms: Haemichorda.

Origin: hemi-+ Mod. L. Chordata, having a notochord, fr. G. Chorde, string

(05 Mar 2000)