<==o "CICONIIMORPHAE"
   |--o "ANSERIMORPHAE"
   |  |--o PHOENICOPTERIFORMES (flamingolinnut)
   |  |  `-- Phoenicopteridae
   |  `--o ANSERIFORMES (sorsalinnut) 
   |     |--o ANHIMAE (romiskot)
   |     |  `-- Anhimidae (romiskot)
   |     `--o ANSERES (aidot sorsat)
   |        |--o ANSERANATOIDEA (puuhanhet)
   |        |  `-- Anseranatidae (puuhanhet)
   |        `--o ANATOIDEA (aidot sorsat)
   |           |-- †Presbyornithidae
   |           `--+-- †Cnemiornithidae (uudenseelanninhanhet)
   |              `-- Anatidae (aidot sorsat)
   `--+--o CICONIIFORMES (haikaralinnut) [possibly para- and polyphyletic]
      |  |?- Ardeiidae (haikarat) [possibly gruiforms]
      |  |-- Plataleidae [Threskiornithidae] (iibikset) [possibly charadriforms]
      |  |?- Scopidae (varjohaikarat)
      |  `--+--+-- Ciconiidae (kattohaikarat)
      |     |  `?- Balaenicipitidae (kenkänokat)
      |     `--o VULTURIDES
      |        |-- Vulturidae [Cathartidae] (kondorit)
      |        `-- †Teratornithidae (teratornit)
      `?- "PELECANIMORPHAE"