PROTOZOAN PHYLA

METAZOAN PHYLA

MESOZOAN PHYLA

• Placozoa
• "Monoblastozoa"
• Rhombozoa
• Orthonecta

PARAZOAN PHYLUM

• Porifera

EUMETAZOAN PHYLA

• RADIATE PHYLA
  • Cnidaria
  • Ctenophora
• TRIPLOBLASTIC (BILATERAL) PHYLA  
  • PROSTOMATE PHYLA  
    • ACOELOMATE PHYLA  
      • Platyhelminthes
    • PSEUDOCOELOMATE PHYLA
      • Nematoda
    • SCHIZOCOELOMATE PHYLA  
      • Annelida
      • Mollusca
      • Arthropoda
  • DEUTEROSTOMATE (ENTEROCOELOMATE) PHYLA
    • Echinodermata
    • Hemichordata
    • Chordata