Phylum Chordata Bateson, 1885 - chordates
Count: -
   Class Aves Linnaeus, 1758 - birds see Subclass Aves Linnaeus, 1758
  Count: -
     Subclass Neornithes Gadow, 1893 see Clade Neornithes Gadow, 1893
    Count: -
       Superorder Neognathae Pycraft, 1900 see Cohort Neognathae Pycraft, 1900
      Count: -
         Order Ciconiiformes Bonaparte, 1854
        Count: [*] 6f;43g;121s
           Family Ardeidae Leach, 1820 - herons, bitterns and egrets
          Count: [*] 18g;62s
             Genus Tigrisoma Swainson, 1827
            Count: [*] 3s
               1 Tigrisoma mexicanum Swainson, 1834 - bare-throated tiger heron
              Count: -
               2 Tigrisoma fasciatum (Such, 1825) - fasciated tiger heron
              Count: -
               3 Tigrisoma lineatum (Boddaert, 1783) - rufescent tiger heron
              Count: -