Examples from the Web for metazoa
We see, then, that the origin of all these free-living cells can be traced back to the very earliest of the Metazoa.The Origin of Vertebrates|Walter Holbrook Gaskell
The parasites found in the bowel belong principally to two natural groups, Protozoa and Metazoa.
Minot had tried to prove that the death of metazoa is due to the greater differentiation and specialization of their tissues.The Organism as a Whole|Jacques Loeb
The phylum Porifera or Spongi includes the simplest of the Metazoa or multicellular animals.Freshwater Sponges, Hydroids & Polyzoa|Nelson Annandale
Van Beneden is anxious to form it, on account of its simple organization, into a group between the Protozoa and the Metazoa.The Works of Francis Maitland Balfour, Volume II (of 4)|Francis Maitland Balfour