a course of articulate creatures, nearly equivalent to Annelida, like the marine annelids, earthworms, Gephyrea, Gymnotoma, leeches, etc. See annelida.
others:
A synonym of Annelides, Annelida, Annellata, Annulosa, and Amphisbœnoida.
In Gegenbaur's system of category, a prime division of Vermes, divided in to two primary groups, Hirudinea (leeches) and Annelides, the latter comprising both sets of the Oligochœta and Chœtopoda.
How would you define annulata?