[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 †Pituriaspidiformes [monotypic] Count: [†*] †1f;2g [28 Mar 2024] Family †Pituriaspididae Davis, 1994, nom. nud. Count: [†*] †2g 1 Genus †Pituriaspis Young, 1991 Count: - 2 Genus †Neeyambaspis Young, 1991 Count: -