Saurischia Seeley 1887 [Gauthier 1986], nom. cl. inval. see Clade Saurischia Seeley 1888 [Gauthier, Langer, Novas, Bittencourt & Ezcurra 2020]
Count: [†*] †25g
   †Sauropoda Marsh 1878 [Salgado et al. 1997]
  Count: [†*] †25g