 Superphylum Deuterostomia Grobben, 1908 - deuterostomes
 see Infrakingdom Deuterostomia Grobben, 1908
 Superphylum Deuterostomia Grobben, 1908 - deuterostomes
 see Infrakingdom Deuterostomia Grobben, 1908
   Phylum Chordata Bateson, 1885 - chordates
 Phylum Chordata Bateson, 1885 - chordates
     Subphylum Craniata auct.
 Subphylum Craniata auct.
       1 Genus †Pipiscius Bardack & Richardson, 1977, incertae sedis
 1 Genus †Pipiscius Bardack & Richardson, 1977, incertae sedis
       2.1 Genus †Gilpichthys Bardack & Richardson, 1977, incertae sedis
 2.1 Genus †Gilpichthys Bardack & Richardson, 1977, incertae sedis
       2.2 Superclass Myxinomorphi [monotypic]
 see Infraphylum Myxinomorphi
 2.2 Superclass Myxinomorphi [monotypic]
 see Infraphylum Myxinomorphi
       3.1 [plesion] Genus †Myllokunmingia Shu, Zhang & Han, 1999
 3.1 [plesion] Genus †Myllokunmingia Shu, Zhang & Han, 1999
       3.2 Vertebrata Lamarck, 1801 - vertebrates
 see Infraphylum Vertebrata Lamarck, 1801
 3.2 Vertebrata Lamarck, 1801 - vertebrates
 see Infraphylum Vertebrata Lamarck, 1801