the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > division Molluscoidea > [noun] > division Tunicata (33)
With plural agreement. A division of animals, now regarded as a sub-phylum of the Chordata; also called Urochorda: see tunicate, n.
With plural agreement: a group of marine invertebrates that comprises the sea squirts and other tunicates, the adults of which typically have a…