Class Reptilia Linnaeus, 1758 - reptiles
Count: [*†*] 4o;47f; †14o;194f [5 Jan 2017]
   Subclass Archosauria Cope, 1869 see Division Archosauria Cope, 1869
  Count: [*†*] 1o;1f; †4o;104f [4 Jan 2017]
     Order Crocodylia Wagler, 1830 - crocodiles
    Count: [*†*] 1f; †18f [4 Jan 2017]
       Suborder †Thalattosuchia Fraas, 1901 [monotypic] see Order Thalattosuchia Fraas, 1901
      Count: [†*] †1f [4 Jan 2017]
         1 Family †Metriorhynchidae Fitzinger, 1843
        Count: -