Squamata Oppel 1811 [Gauthier, Estes & de Queiroz 1988], nom. cl. inval. see Order Squamata Oppel, 1811
Count: -
   Episquamata Vidal & Hedges, 2005
  Count: -
     Toxicofera Vidal & Hedges, 2005
    Count: -
       Serpentes see Suborder Serpentes Linnaeus, 1758
      Count: [g] 25f;499g;4s [6 Oct 2016]
         Family Boidae Gray, 1825 [paraphyletic?] - pythons and boas
        Count: [g] 12g;4s [4 Oct 2016]
           Subfamily Sanziniinae see Family Sanziniidae Romer, 1956
          Count: [*] 2g [4 Oct 2016]
             1 Genus Acrantophis Jan, 1860
            Count: -
             2 Genus Sanzinia Gray, 1849
            Count: -