After Ericson, 1996, and Peterson, 2002-2004, with Finnish vernacular names from Lokki, Jännes & Nikander, 1992

<==o Charadriiformes sensu Ericson, 1996 (shore-birds; rantalinnut)
   |?-o Phalaropus Brisson, 1760 [Phalaropodidae] (vesipääskyt) [sf. => Scolopacidae??]
   |  |?- P. tricolor (amerikanvesipääsky) [not recognized by Peterson, 2004]
   |  |-- P. lobatus (Linnaeus, 1758) (vesipääsky)
   |  `-- P. fulicarius (Linnaeus, 1758) [P. fulicaria] (isovesipääsky)
   |--+-- Laridae (gulls; lokit)
   |  `?- Sternidae (terns; tiirat)
   |--+-- Dromas ardeola Paykull, 1805 [Dromadidae] (rapukurmitsa)
   |  `--o Stercorariidae (skuas; kihut)
   |     |--o Catharacta (great skuas; isokihut)
   |     |  |-- C. skua (Brunnich, 1764) (isokihu)
   |     |  |-- C. antarctica (Lesson, 1831 (etelänkihu)
   |     |  |-- †C. lonnbergi (Mathews, 1912)
   |     |  |-- C. chilensis Bonaparte, 1857) (chilenkihu)
   |     |  `-- C. maccormicki (H. Saunders, 1893) (etelämantereenkihu)
   |     `--o Stercorarius Brisson, 1760 (skuas; kihut)
   |        |-- †S. shufeldti
   |        |-- S. pomarinus (Temminck, 1815) (leveäpyrstökihu)
   |        |-- S. parasiticus (Linnaeus, 1758) (merikihu)
   |        `-- S. longicaudus Vieillot, 1816 (tunturikihu)
   |-- “Charadriida”
   `-- “Scolopacida”

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