Are Sponges Eumetazoa?
Are Sponges Eumetazoa? Are sponges Eumetazoa? Traditionally, Eumetazoans are a major group of animals in the Five Kingdoms classification of Lynn Margulis and K. V. Schwartz, comprising the Radiata and Bilateria — all animals except the sponges. Are sponges Parazoa or Eumetazoa? The current understanding of evolutionary relationships between animal, or Metazoa, phyla begins with