[Phylum] Chordata Bateson, 1885 - chordates Count: [*†*] 4c;88o;589f;14g; †7c;127o;597f;967g;1s Subphylum Craniata auct. Count: [*†*] 4c;88o;589f;14g; †7c;127o;597f;967g;1s Infraphylum Vertebrata Lamarck, 1801 - vertebrates Count: [*†*] 3c;87o;588f;14g; †7c;126o;596f;966g;1s Superclass †Osteostracomorphi Count: [†*] †2c;9o;32f;60g [28 Mar 2024] Class †Galeaspidomorphi Count: [†*] †6o;16f;26g [28 Mar 2024] Superorder †Polybranchiaspidida Zhu & Gai, 2007 Count: [†*] †4o;11f;18g [28 Mar 2024] Order †Zhaotongaspidiformes [monotypic] Count: [†*] †1f;1g [28 Mar 2024] Family †Zhaotongaspididae Wang & Zhu, 1994 Count: [†*] †1g 1 Genus †Zhaotongaspis Wang & Zhu, 1994 Count: -