Order †Ornithischia Seeley, 1887
Ref: P. Sereno, 1986: 252; Count: -
   1 Genus †Lesothosaurus Galton, 1978
  Ref: P. Sereno, 1986: 252; Count: -
   2 Parvorder †Genasauria Sereno, 1986 see Clade Genasauria Sereno 1986
  Ref: P. Sereno, 1986: 252 [new taxon]; Count: -