Evolutionary tree/Sarcoptergii

Context

• Life
  • Domain Eukaryota, organisms with cells containing a nucleus
    • Mitochondrial eukaryotes
      • "Opisthokonts"
        • Kingdom Animalia, animals
          • unnamed
            • Metazoa?, animals with differentiated tissues
              • Bilateria?, bilaterally symmetric animals with three cell layers
                • Deuterostomia?
                  • Phylum Hemichordata?
                    • Chordata
                      • • Vertebrata?
                          • • • • Gnathostoma?
                                  • • Class Chondrichthyes, Sharks, Rays, Chimaeras
                                      • Osteichthyes
                                      • Sarcoptergii?

Tree

to be completed