After Livezey, 1997, with living species from Peterson, 2002-2017

Genera and monotypic species only (full speciestree below):

<==o Anatidae Leach, 1820 sensu Livezey, 1996 (ducks, geese, swans; sorsat, hanhet, joutsenet)
   |--o Dendrocygninae Reichenbach, 1849-1850 sensu Livezey, 1996 (Whistling-ducks and allies; viheltäjäsorsat)
   |  |--o Thalassornithini Livezey, 1986 sensu Livezey, 1996
   |  |  `-- Thalassornis leuconotus Eyton, 1838 (White-backed Duck; valkoselkäsorsa)
   |  `--o Dendrocygnini Reichenbach, 1849-1850 sensu Livezey, 1997 (whistling-ducks; viheltäjäsorsat)
   |     `-- Dendrocygna Swainson, 1837 (viheltäjäsorsat) 
   `--+?-o †Dendrocheninae Livezey & Martin, 1988
      |  |-- †Dendrochen Miller, 1944
      |  `-- †Mionetta Livezey & Martin, 1988
      `--+--o Anserinae Vigors, 1825 sensu Livezey, 1996 (geese & swans; hanhet & joutsenet)
         |  |--o Cereopsini Vigors, 1825
         |  |  `-- Cereopsis novaehollandiae Latham, 1802 [] (Cape Barren Goose; tuhkahanhi)
         |  `--+?-o †Thambetochenini Livezey, 1996 (moa-nalo's; moa-nalot)
         |     |  |-- †Chelychelynechen quassus Olson & James, 1991 (Turtle-billed Moa-nalo; kilpikonnanleukasorsa)
         |     |  `--+-- †Ptaiochen pau Olson & James, 1991 (short-billed moa-nalo; lyhytnokkainen moa-nalo)
         |     |     `-- †Thambetochen Olson & Wetmore, 1976 (moa-nalot)
         |     |--o Anserini Vigors, 1825 sensu Livezey, 1996 (geese; hanhet)
         |     |  |-- Anser Brisson, 1760 (Pale-breasted geese; harmaahanhet)
         |     |  `-- Branta Scopoli, 1769 (Brant (dark-breasted) geese; kirjohanhet)
         |     `--o Cygnini Vigors, 1825 sensu Livezey, 1996 (swans; joutsenet)
         |        |?- †Archaeocygnus lacustris De Vis, 1905; Pleist. Aust.
         |        |--o Coscorobina Boetticher, 1936-1938 sensu Livezey, 1996
         |        |  `-- Coscoroba coscoroba (Molina, 1782) Reichenbach, 1853 (Coscoroba Swan; ankkajoutsen)
         |        `--o Cygnina Vigors, 1825 sensu Livezey, 1996 (True Swans; joutsenet)
         |           |-- †Afrocygnus chauvireae Louchart, Vignaud, Likius, Mackaye & Brunet, 2005; U.Mioc.-L.Plioc. CAf.
         |           `-- Cygnus Garsault, 1764 (non? Bechstein, 1803) (Swans; joutsenet)
         `--+--o Stictonettinae (Boetticher, 1950)
            |  `-- Stictonetta naevosa (Gould, 1841) Reichenbach, 1853 (freckled duck; tuhkasorsa)
            `--+--o Tadorninae Reichenbach, 1849 sensu Livezey, 1996 (Shelducks and allies; ristisorsat ja sukulaiset)
               |  |--o Plectropterini Eyton, 1838 sensu Livezey, 1996 (Pied shelducks; kannushanhet ja sukulaiset)
               |  |  |-- Plectropterus gambensis Stephens, 1824 (Spurwinged Goose; kannushanhi)
               |  |  `-- Sarkidiornis Eyton, 1838 (Comb-ducks; kyhmysorsat)
               |  `--+?-o †Euryanatini Livezey, 1989
               |     |  `-- †Euryanas finschi (Van Beneden, 1875) Oliver, 1930 (finsch's duck)
               |     |--o Merganettini (Bonaparte, 1853) sensu Livezey, 1996 (Torrent-ducks and allies; koskisorsat ja sukulaiset)
               |     |  |-- Hymenolaimus malacorhynchus (Gmelin, 1789) GR Gray, 1843 (Blue Duck; vuorisorsa)
               |     |  `--+-- Merganetta armata Gould, 1875 (Torrent-duck; koskisorsa)
               |     |     `-- Tachyeres Owen, 1875 (Steamer-ducks; viuhtojat)
               |     `--o Tatornini Reichenbach, 1849 sensu Livezey, 1996 (True shelducks and sheldgeese; ristisorsat)
               |        |?- †Centrornis majori Andrews, 1897 (Greater Malagasy sheldgoose; isomadagaskarinhansu)
               |        |-- †Anabernicula Ross, 1935 (Pygmy sheldgeese; kääpiöhansut)
               |        `--+--o Chleophagina Boetticher, 1942 sensu Livezey, 1996 (hansut)
               |           |  |-- Cyanochen cyanopterus (Rüppell, 1845) Bonaparte, 1856 (Blue-winged Sheldgoose; etiopianhansu)
               |           |  `--+-- Alopochen Stejneger, 1885 [Chenalopex Stephens, 1824 (non Vieillot, 1818); Mascarenochen Cowles, 1994; Proanser Umans'ka 1979a; Anserobranta Kurockin & Ganya, 1972] (afrikanhansut)
               |           |     |-- Neochen Oberholser, 1918 (amazonianhansut)
               |           |     `-- Chloephaga Eyton, 1838 (Neotropical sheldgeese; hansut)
               |           `--o Tadornina Reichenbach, 1849 sensu Livezey, 1996 (Shelducks; ristisorsat)
               |              |?- †Balcanas pliocaenica
               |              `--o Tadorna Oken, 1817 sensu Peterson, 2017 [?non Boie, 1822] (Shelducks; ristisorsat)
               |                 |-- Tadorna Oken, 1817 (Shelducks; ristisorsat)
               |                 `-- Casarca Bonaparte, 1838 [Tadorna Oken, in partem] (Unbanded shelducks)
               `--o Anatinae Leach, 1820 sensu Livezey, 1996 (ducks; sorsat)
                  |--o Malacorhynchini (Boetticher, 1950)
                  |  |-- Salvadorina waigiuensis Rothschild & Hartert, 1894 (Salvadori's Duck; viirusorsa)
                  |  `-- Malacorhynchus Swainson, 1831 (Pink-eared Ducks)
                  |--o Aythyini Delacour & Mayr, 1945 (Pochards; sotkat)
                  |  |-- Marmaronetta angustirostris (Menetries, 1832) Reichenbach, 1853 [Marmaronettina Livezey, 1996] (Marbled Duck; marmorisorsa)
                  |  `--+--o Rhodonessina Boetticher, 1950 sensu Livezey, 1996 (Stem pochards; narskut)
                  |     |  |-- Netta Kaup, 1829 (punapäänarskut)
                  |     |  `-- Metopiana Bonaparte, 1856
                  |     `--o Aythyina Delacour & Mayr, 1945 sensu Livezey, 1996) [Aythya Boie sensu Peterson, 2017] (True pochards; sotkat)
                  |        |-- Aristonetta Baird, 1858 (Red-headed pochards; punasotkat)
                  |        `-- Aythya Boie, 1822 (Typical pochards; sotkat)
                  |--o Mergini Rafinesque, 1815 (or Swainson, 1831) (Seaducks; sukeltajasorsat)
                  |  |?-o †Chendytina Livezey, 1996b
                  |  |  `-- †Chendytes Miller, 1925
                  |  |--o Somanterina Reichenbach, 1849-1850 sensu Livezey, 1996b (Eiders; haahkat)
                  |  |  |-- Polysticta stelleri (Pallas, 1769) Eyton, 1836 (Steller's Eider; allihaahka)
                  |  |  `-- Somateria Leach, 1819 (Greater eiders; haahkat)
                  |  `--o Mergina Rafinesque, 1815 (or Swainson, 1831) (Typical seaducks; sukeltajasorsat)
                  |     |--o Histrionicus Lesson, 1828 [“supergenus”]
                  |     |  `-- Histrionicus Lesson, 1828 [†Ocyplonessa  Brodkorb, 1961] (virta-allit)
                  |     `--+--o Melanitta Boie, 1822 (Scoters and allies) [“supergenus”]
                  |        |  |-- †Camptorhynchus labradorius (Gmelin, 1789) Bonaparte, 1838 (Labrador Duck; labradorinsorsa)
                  |        |  `-- Melanitta Boie, 1822 (Scoters; mustalinnut)
                  |        `--o Mergus Linnaeus, 1758 (Mergansers and allies) [“supergenus”]
                  |           |-- Clangula hyemalis (Linnaeus, 1758) Leach, 1819 (Long-tailed Duck; alli)
                  |           `--+--+-- Margellus albellus (Linnaeus, 1758) Selby, 1840 (Smew; uivelo)
                  |              |  `-- Bucephala Baird, 1858 (Goldeneyes; telkät)
                  |              `-+-- Lophodytes cucullatus (Linnaeus, 1758) Reichenbach, 1853 (Hooded Merganser; harjakoskelo)
                  |                `--o Mergus Linnaeus, 1758 (koskelot)
                  |--o Oxyurini (viuhkasorsat ja sukulaiset)
                  |   |--o Heteronettina Boetticher, 1950 sensu Livezey, 1996b
                  |   |  `-- Heteronetta atricapilla (Merrem, 1841) Salvadori, 1865 (Black-headed Duck; loissorsa)
                  |   `--o Oxyurina Phillips, 1926 sensu Livezey, 1996b (Stiff-tailed ducks; viuhkasorsat)
                  |      |--o Nomonyx Ridgway, 1880 [“supergenus”??]
                  |      |  `-- Nomonyx dominicus (Linnaeus, 1766) Ridgway, 1880 (Masked Duck; naamioviuhkasorsa)
                  |      `--o Oxyura Bonaparte, 1828 (Typical stiff-tailed ducks) [“supergenus”??]
                  |         |-- Biziura Stephens, 1824 (Musk-ducks; helttasorsat)
                  |         `-- Oxyura Bonaparte, 1828 (Ruddy (blue-billed) ducks; viuhkasorsat)
                  `--o Anatini Leach, 1820 sensu Livezey, 1996 (ducks; sorsat)
                     |--o Cairina Boetticher, 1936-1938 sensu Livezey, 1996 (Long-billed wood ducks)
                     |  |--o Aix Boie, 1828 [“supergenus”]
                     |  |  `-- Aix Boie, 1828 (Northern wood ducks; mandariinisorsat)
                     |  `--o Cairina Fleming, 1822 (Greater wood ducks) [“supergenus”]
                     |     |-- Pteronetta hartlaubii (Cassin, 1860) Salvadori, 1895 (Hartlaub's Duck; kanelisorsa)
                     |     `--+-- Cairina moschata (Linnaeus, 1758) Fleming, 1822 (Muscovy Duck; myskisorsa)
                     |        `-- Asarcornis scutulata (Müller, 1842) Salvadori, 1895 [Cairina scutulata (Müller, 1842) Livezey, 1996] (White-winged Duck; sumatransorsa)
                     `--+--o Nettapodina Bonaparte, 1856 sensu Livezey, 1996 (Stout-billed wood ducks)
                        |  |-- Chenonetta jubata (Latham, 1802) Brandt, 1836 (Maned Duck; lyijysorsa)
                        |  `-- Nettapus Brandt, 1836 (Pygmy-geese; kääpiösorsat)
                        `--o Anatina Leach, 1820 (Dabbling ducks; sorsat)
                           |--o Amazonetta Boetticher, 1929 (Micro-teals) [“supergenus”]
                           |  |-- Callonetta leucophrys (Vieillot, 1816) Delacour, 1936 (Ringed Teal; pisamatavi)
                           |  `-- Amazonetta brasiliensis (Gmelin, 1789) Boetticher, 1929 (Brazilian Teal; amazoniantavi)
                           `--+--o Lophonetta Riley, 1914 [“supergenus”]
                              |  |-- Speculanas specularis (King, 1828) Boetticher, 1929 (Bronze-winged Duck; sepelsorsa)
                              |  `-- Lophonetta specularioides (King, 1828) Riley, 1914 (Crested Duck; tukkasorsa)
                              `--o Anas Linnaeus 1758 sensu Livezey, 1996 (True dabbling ducks) [“supergenus”]
                                 |?- †“Anas” pachyscelus Wetmore, 1960 (Bermuda Duck; (bermudansorsa)
                                 `--+-- Mareca Stephens, 1824 (Wigeons; haapanat)
                                    `-- Anas Linnaeus, 1758 (Typical dabbling ducks; sorsat)

With species:

<==o Anatidae Leach, 1820 sensu Livezey, 1996 (ducks, geese, swans; sorsat, hanhet, joutsenet)
   |--o Dendrocygninae Reichenbach, 1849-1850 sensu Livezey, 1996 (Whistling-ducks and allies; viheltäjäsorsat)
   |  |--o Thalassornis leuconotus Eyton, 1838 [Thalassornithini Livezey, 1986 sensu Livezey, 1996] (White-backed Duck; valkoselkäsorsa)
   |  |  |-- T. l. insularis Richmond, 1897
   |  |  `-- T. l. leuconotus Eyton, 1838
   |  `--o Dendrocygnini Reichenbach, 1849-1850 sensu Livezey, 1996 (whistling-ducks; viheltäjäsorsat)
   |     `--o Dendrocygna Swainson, 1837 (viheltäjäsorsat) 
   |        |--o (Lamprocygna) Boetticher, 1949
   |        |  |-- D. (L.) viduata (Linnaeus, 1766) (White-faced Whistling-Duck; valkonaamaviheltäjäsorsa)
   |        |  `--o D. (L.) autumnalis (Linnaeus, 1758) (Black-bellied Whistling-Duck; punaviheltäjäsorsa)
   |        |     |--  D. (L.) a. autumnalis (Linnaeus, 1758)
   |        |     `--  D. (L.) a. fulgens Friedmann, 1947
   |        `--o (Dentrocygna) Swainson, 1837
   |           |--o (Nesocygna) Boetticher, 1949
   |           |  |-- D. (D.) (N.) guttata Schlegel, 1866 (Spotted Whistling-Duck; täpläviheltäjäsorsa)
   |           |  `-- D. (D.) (N.) arborea (Linnaeus, 1758) (West Indian Whistling-Duck; karibianviheltäjäsorsa)
   |           `--o (Dentrocygna) Swainson, 1837
   |              |-- D. (D.) (D.) bicolor (Viellot, 1816) (Fulvous Whistling-Duck; ruskoviheltäjäsorsa)
   |              |-- D. (D.) (D.) eytoni (Eyton, 1838) (Plumed Whistling-Duck; sirppiviheltäjäsorsa)
   |              `--+-- D. (D.) (D.) javanica (Horsfield, 1821) (Lesser Whistling-Duck; intianviheltäjäsorsa)
   |                 `--o D. (D.) (D.) arcuata (Horsfield, 1824) (Wandering Whistling-Duck; suomuviheltäjäsorsa)
   |                    |-- D. (D.) (D.) a. arcuata (Horsfield, 1824)
   |                    |-- D. (D.) (D.) a. australis Reichenbach, 1850
   |                    `-- D. (D.) (D.) a. pygmaea Mayr, 1945
   `--+?-o †Dendrocheninae Livezey & Martin, 1988
      |  |--o †Dendrochen Miller, 1944
      |  |  |-- †D. sp. 1
      |  |  |-- †D. sp. 2
      |  |  `-- †D. robusta Miller, 1944
      |  `--o †Mionetta Livezey & Martin, 1988
      |     |-- †M. blanchardi (Milne-Edwards, 1863)
      |     |-- †M. consobrina (Milne-Edwards, 1867)
      |     `-- †M. natator (Milne-Edwards, 1867)
      `--+--o Anserinae Vigors, 1825 sensu Livezey, 1996 (geese & swans; hanhet & joutsenet)
         |  |--o Cereopsis novaehollandiae Latham, 1802 [Cereopsini Vigors, 1825] (Cape Barren Goose; tuhkahanhi)
         |  |  |-- C. n. grisea (Vieillot, 1818)
         |  |  `-- C. n. novaehollandiae Latham, 1802
         |  `--+?-o †Thambetochenini Livezey, 1996 (moa-nalo's; moa-nalot)
         |     |  |-- †Chelychelynechen quassus Olson & James, 1991 (Turtle-billed Moa-nalo; kilpikonnanleukasorsa)
         |     |  `--+-- †Ptaiochen pau Olson & James, 1991 (short-billed moa-nalo; lyhytnokkainen moa-nalo)
         |     |     `--o †Thambetochen Olson & Wetmore, 1976 (moa-nalot)
         |     |        |-- †T. chauliodous Olson & Wetmore, 1976 (Greater moa-nalo; isomoa-nalo)
         |     |        `-- †T. xanion Olson & James, 1991 (Oahu Moa-nalo; oahunmoa-nalo)
         |     |--o Anserini Vigors, 1825 sensu Livezey, 1996 (geese; hanhet)
         |     |  |--o Anser Brisson, 1760 (Pale-breasted geese; harmaahanhet)
         |     |  |  |-- †A. arizonae Bickart, 1990
         |     |  |  |-- †A. thompsoni Martin & Mengel, 1980
         |     |  |  |-- †A. pratensis (Short, 1970) [Heterochen pratensis]
         |     |  |  |--o (Anser) Brisson, 1760 sensu Livezey, 1996
         |     |  |  |  |--+--  A. (A.) cygnoides (Linnaeus, 1758) (Swan Goose; joutsenhanhi)
         |     |  |  |  |  `--+--+-- A. (A.) brachyrhynchus Baillon, 1834 (Pink-footed Goose; lyhytnokkahanhi)
         |     |  |  |  |     |  |?-o A. (A.) serrirostris Swinhoe, 1871 [?non (Gould, 1852)] (Tundra bean goose) [ssp. A. fabalis??]
         |     |  |  |  |     |  |  |-- A. (A.) s. rossicus Buturlin, 1933
         |     |  |  |  |     |  |  `-- A. (A.) s. serrirostris Swinhoe, 1871
         |     |  |  |  |     |  `--o A. (A.) fabalis (Latham, 1787) (Taiga bean goose; metsähanhi)
         |     |  |  |  |     |     |-- A. (A.) f. fabalis (Latham, 1787)
         |     |  |  |  |     |     |-- A. (A.) f. johanseni Delacour, 1951
         |     |  |  |  |     |     `-- A. (A.) f. middendorffii Severtzov, 1873
         |     |  |  |  |     `--+-- A. (A.) anser (Linnaeus, 1758) (Greylag Geese; merihanhi)
         |     |  |  |  |        `-- A. (A.) rubrirostris Swinhoe, 1871 (Eastern Greylag Goose; itäinen merihanhi) [ssp. A. anser rubrirostris Swinhoe, 1871 sensu Livezay, 1996]
         |     |  |  |  `--+-- A. (A.) erythropus (Linnaeus, 1758) (Lesser White-fronted Goose; kiljuhanhi)
         |     |  |  |     `--o A. (A.) albifrons (Scopoli, 1769) (Greater White-fronted Goose; tundrahanhi)
         |     |  |  |        |-- A. (A.) a. albifrons (Scopoli, 1769)
         |     |  |  |        |-- A. (A.) a. elgasi Delacour & Ripley, 1975
         |     |  |  |        |-- A. (A.) a. flavirostris Dalgety & P Scott, 1948
         |     |  |  |        |-- A. (A.) a. gambelli Hartlaub, 1852
         |     |  |  |        `-- A. (A.) a. sponsa Banks, 2011
         |     |  |  `--o (Chen) Boie, 1822
         |     |  |     |-- A. (C.) indicus (Latham, 1790) (Bar-headed Goose; intianhanhi)
         |     |  |     `--+-- A. (C.) canagicus (Sevastianov, 1802) [Anser canagica] (Emperor Goose; beringinhanhi)
         |     |  |        `--+-- A. (C.) rossii Cassin, 1861 (Ross's goose)
         |     |  |           `--o A. (C.) caerulescens (Linnaeus, 1758) (lumihanhi)
         |     |  |              |-- A. (C.) c. atlanticus (Kennard, 1927)
         |     |  |              `-- A. (C.) c. caerulescens (Linnaeus, 1758)
         |     |  `--o Branta Scopoli, 1769 (Brant (dark-breasted) geese; kirjohanhet)
         |     |     |-- †B. woolfendeni (Bickart, 1990)
         |     |     |--o (Leucoblepharon) Baird, 1858
         |     |     |  |--o B. (L.) canadensis (Linnaeus, 1758) (Canada Goose; kanadanhanhi)
         |     |     |  |  |-- B. (L.) c. canadensis (Linnaeus, 1758) (Atlantic Canada Goose)
         |     |     |  |  |-- B. (L.) c. fulva Delacour, 1951
         |     |     |  |  |-- B. (L.) c. interior Todd, 1938
         |     |     |  |  |-- B. (L.) c. maxima Delacour, 1951
         |     |     |  |  |-- B. (L.) c. moffitti Aldrich, 1946 (Giant Canada Goose)
         |     |     |  |  |-- B. (L.) c. occidentalis (Baird, 1858) (Dusky Canada Goose)
         |     |     |  |  `-- B. (L.) c. parvipes (Cassin, 1852)
         |     |     |  |--o B. (L.) hutchinsii (Richardson, 1832) (Cackling Goose)
         |     |     |  |  |-- †B. (L.) h. asiatica Aldrich, 1946
         |     |     |  |  |-- B. (L.) h. hutchinsii (Richardson, 1832) (Lesser Cackling Goose)
         |     |     |  |  |-- B. (L.) h. leucopareia (Brandt, 1836) (Aleutian Cackling Goose)
         |     |     |  |  |-- B. (L.) h. minima Ridgway, 1885 (Cackling Goose)
         |     |     |  |  `-- B. (L.) h. taverneri Delacour, 1951
         |     |     |  `--+?- †B. (L.) rhuax (Wetmore, 1943) [Geochen rhuax Wetmore, 1943; Branta sp. undescr., (Olson & James, 1991)] (Very large Hawai'i goose)
         |     |     |     |-- †B. (L.) hylobadistes Olson & James, 1991 (nene-nui; greater nene)
         |     |     |     `-- B. (L.) sandvicensis (Vigors, 1834) (nene, havaijinhanhi)
         |     |     `--+--o (Branta) Scopoli, 1769
         |     |        |  |?- B. (B.) hrota (Müller, 1776) (pale-bellied brant) [Branta bernicla hrota (Müller, 1776)]
         |     |        |  `--o B. (B.) bernicla (Linnaeus, 1758) (Dark-bellied Brant; sepelhanhi)
         |     |        |     |-- B. b. bernicla (Linnaeus, 1758)
         |     |        |     `-- B. b. nigricans (Lawrence, 1846)
         |     |        `--o (Leucopareia) Reichenbach, 1853
         |     |           |-- B. (L.) leucopsis (Bechstein, 1803) (Barnacle Goose; valkoposkihanhi)
         |     |           `-- B. (L.) ruficollis (Pallas, 1769) (Red-breasted Goose; punakaulahanhi)
         |     `--o Cygnini Vigors, 1825 sensu Livezey, 1996 (swans; joutsenet)
         |        |?- †Archaeocygnus lacustris De Vis, 1905; Pleist. Aust.
         |        |-- Coscoroba coscoroba (Molina, 1782) Reichenbach, 1853 [Coscorobina Boetticher, 1936-1938 sensu Livezey, 1996] (Coscoroba Swan; ankkajoutsen)
         |        `--o Cygnina Vigors, 1825 sensu Livezey, 1996 (True Swans; joutsenet)
         |           |-- †Afrocygnus chauvireae Louchart, Vignaud, Likius, Mackaye & Brunet, 2005; U.Mioc.-L.Plioc. CAf.
         |           `--o Cygnus Garsault, 1764 (non? Bechstein, 1803) (Swans; joutsenet)
         |              |?- †C. hibbardi Brodkorb, 1958; ?L.Plioc. NA.
         |              |?- †C. verae Boev, 2000; L.Plioc. EEu.
         |              |--o (Chenopis) Wagler, 1823 (Australasian swans; oceanilaiset joutsenet)
         |              |  |-- † C. (C.) sp. Pleist. Aust.
         |              |  |-- C. (C.) atratus (Latham, 1790) (black swan; mustajoutsen)
         |              |  |-- †C. (C.) sumnerensis (Forbes, 1890) sensu Holdaway et al, 2001 [incl. †Cygnus chathamensis Oliver, 1955] [= Cygnus atratus; Worthy, 1998] (New Zealand swan; uudenseelanninjoutsen)
         |              |  `-- C. (C.) melancoryphus (Molina, 1782) [C. melanocorypha] (black-necked swan; mustakaulajoutsen)
         |              `--+--o (Cygnus) Garsault, 1764 (non? Bechstein, 1803) (mute swans; kyhmyjoutsenet)
         |                 |  |-- †C. (C.) atavus (Fraas, 1870); Mlíkovský, 1992; M.Mioc. CEu.
         |                 |  |-- †C. (C.) paloregonus Cope, 1878; Pleist. CNA.
         |                 |  |-- †C. (C.) equitum Bate, 1916; M.Pleist. SEu. [<Malta & Sicily>] (dwarf maltese swan)
         |                 |  `--o C. (C.) olor (Gmelin, 1789) [incl. Cygnus pristinus Kurochkin, 1971 (sensu Mlíkovský & Svek, 1986)] (mute swan; kyhmyjoutsen)
         |                 |     |-- † C. (C.) o. bergmanni Serebrovsky, 1940; Pleist. CAs.
         |                 |     `-- C. (C.) o. olor
         |                 `--o (Olor)  Wagler, 1832 (Tundra swans; laulujoutsenet)
         |                    |-- †C. (O.) mariae Bickart, 1990; U.Mioc. CNA.
         |                    |-- †C. (O.) csakvarensis (Lambrecht, 1933); Mlíkovský, 1992 [†Cygnanser csakvarensis (Lambrecht, 1933)] U.Mioc. CEu.
         |                    |-- †C. (O.) falconeri Parker, 1865; M.Pleist. SEu. [<Malta & Sicily>] (giant maltese swan)
         |                    |-- †C. (O.) liskunae (Kurochkin, 1976); M.Plioc. CAs.
         |                    |-- C. (O.) buccinator Richardson, 1831 (Trumpeter swan; tumpettijoutsen)
         |                    `--+-- C. (O.) columbianus (Ord, 1815); L.Plioc.-R. NA., R. Eu. As. (Whistling Swan; pikkujoutsen)
         |                       `--+-- C. (O.) bewickii Yarrell, 1830 (Bewick's Swan) [ssp. => C. columbianus bewickii sensu Carboneras, 1992; Peterson, 2017]
         |                          `-- C. (O.) cygnus (Linnaeus, 1758) (Whooper Swan; laulujoutsen)
         `--+-- Stictonetta naevosa (Gould, 1841) Reichenbach, 1853 [Stictonettinae (Boetticher, 1950)] (freckled duck; tuhkasorsa)
            `--+--o Tadorninae Reichenbach, 1849 sensu Livezey, 1996 (Shelducks and allies; ristisorsat ja sukulaiset)
               |  |--o Plectropterini Eyton, 1838 sensu Livezey, 1996 (Pied shelducks; kannushanhet ja sukulaiset)
               |  |  |--o Plectropterus gambensis Stephens, 1824 (Spurwinged Goose; kannushanhi)
               |  |  |  |-- P. g. gambensis (Linnaeus, 1766)
               |  |  |  `-- P. g. niger PL Sclater, 1877
               |  |  `--o Sarkidiornis Eyton, 1838 (Comb-ducks; kyhmysorsat)
               |  |     |-- S. melanotos (Pennant, 1769) (Gray-sided Comb-Duck)
               |  |     `-- S. sylvicola H Ihering & R Ihering, 1907 (Black-sided Comb-Duck)
               |  `--+?- †Euryanas finschi (Van Beneden, 1875) Oliver, 1930 [Euryanatini Livezey, 1989] (finsch's duck)
               |     |--o Merganettini (Bonaparte, 1853) sensu Livezey, 1996 (Torrent-ducks and allies; koskisorsat ja sukulaiset)
               |     |  |-- Hymenolaimus malacorhynchus (Gmelin, 1789) GR Gray, 1843 (Blue Duck; vuorisorsa)
               |     |  `--+--o Merganetta armata Gould, 1875 (Torrent-duck; koskisorsa)
               |     |     |  |-- M. a. armata Gould, 1842 (Southern Torrent-Duck)
               |     |     |  |-- M. a. berlepschi Hartert, 1909
               |     |     |  |-- M. a. colombiana Des Murs, 1845 (Colombian Torrent-Duck)
               |     |     |  |-- M. a. garleppi Berlepsch, 1894 (Bolivian Torrent-Duck)
               |     |     |  |-- M. a. leucogenis (Tschudi, 1843) (Peruvian Torrent-Duck)
               |     |     |  `-- M. a. turneri Sclater & Salvin, 1869 (Turner's Torrent-Duck)
               |     |     `--o Tachyeres Owen, 1875 (Steamer-ducks; viuhtojat)
               |     |        |-- T. patachonicus (King, 1831) (Flying Steamer-Duck; pilkkaviuhtoja)
               |     |        |-- T. pteneres (Forster, 1844) (Magellanic Flightless Steamer-Duck; isoviuhtojat)
               |     |        |-- T. brachypterus (Latham) 1790) (Falkland Flightless Steamer-Duck; tyrskyviuhtoja)
               |     |        `-- T. leucocephalus  Humphrey & MC Thompson, 1981 (White-headed Flightless Steamer-Duck; valkopääviuhtoja)
               |     `--o Tatornini Reichenbach, 1849 sensu Livezey, 1996 (True shelducks and sheldgeese; ristisorsat)
               |        |?- †Centrornis majori Andrews, 1897 (Greater Malagasy sheldgoose; isomadagaskarinhansu)
               |        |--o †Anabernicula Ross, 1935 (Pygmy sheldgeese; kääpiöhansut)
               |        |  |?- †A.? robusta Short, 1970
               |        |  `--+-- †A. minuscula (Wetmore, 1924)
               |        |     `--+-- †A. oregonensis Howard, 1964b
               |        |        `-- †A. gracilenta Ross, 1935
               |        `--+--o Chleophagina Boetticher, 1942 sensu Livezey, 1996 (hansut)
               |           |  |-- Cyanochen cyanopterus (Rüppell, 1845) Bonaparte, 1856 (Blue-winged Sheldgoose; etiopianhansu)
               |           |  `--+--o Alopochen Stejneger, 1885 [Chenalopex Stephens, 1824 (non Vieillot, 1818); Mascarenochen Cowles, 1994; Proanser Umans'ka 1979a; Anserobranta Kurockin & Ganya, 1972] (afrikanhansut)
               |           |     |  |-- A. aegyptiacus (Linnaeus, 1766) (African Sheldgoose; afrikanhansut)
               |           |     |  |-- †A. sirabensis (Andrews, 1897) [Chenalopex sirabensis Andrews, Alopochen mauritianus sirabensis] (Lesser Malagasy sheldgoose; madagaskarinhansu)
               |           |     |  |-- †A. mauritianus (E Newton & Gadow, 1893) (mauritaanienhansu)
               |           |     |  |-- †A. kervazoi (Cowles, 1994) Mourer-Chauviré et al. 1999 [Mascarenochen kervazoi Cowles, 1994] (Réunion sheldgoose; Kervazo's Egyptian goose)
               |           |     |  `-- †A. tarabukini (Kurockin & Ganea, 1972) Mlíkovský 2002 [Anserobranta tarabukini Kurockin & Ganya, 1972]
               |           |     |--o Neochen Oberholser, 1918 (amazonianhansut)
               |           |     |  |-- N. jubata (Spix, 1825) (Orinoco Sheldgoose; amazonianhansu)
               |           |     |  `-- †N. pugil (Winge, 1888) [Chenalopex pugil Winge, 1888] (Greater Orinoco Sheldgoose; isoamatsonianhansu)
               |           |     `--o Chloephaga Eyton, 1838 (Neotropical sheldgeese; hansut)
               |           |        |-- (Oressochen Bannister, 1870) melanoptera (Eyton, 1838) (Andean Sheldgoose; andienhansu)
               |           |        `--o (Chloephaga) Eyton, 1838.
               |           |           |--o C. (C.) (Chloephaga Eyton, 1838) picta (Gmelin, 1789) (Upland Sheldgoose; valkopäähansu)
               |           |           |  |-- C. (C.) p. leucoptera (Gmelin, 1789)
               |           |           |  `-- C. (C.) p. picta (Gmelin, 1789)
               |           |           |--o C. (C.) (Taenidiestes Reichenbach, 1853) hybrida (Molina, 1782) (Kelp Sheldgoose; tulimaanhansu)
               |           |           |  |-- C. (C.) h. hybrida (Molina, 1782)
               |           |           |  `-- C. (C.) h. malvinarum JC Phillips, 1916
               |           |           `--o (Chloetrophus) Bannister, 1870 (Hooded sheldgeese)
               |           |              |-- C. (C.) (C.) poliocephala Sclater, 1857 (Ashy-headed Sheldgoose; harmaapäähansu)
               |           |              `-- C. (C.) (C.) rubidiceps Sclater, 1861 (Ruddy-headed Sheldgoose; punapäähansu)
               |           `--o Tadornina Reichenbach, 1849 sensu Livezey, 1996 (Shelducks; ristisorsat)
               |              |?- †Balcanas pliocaenica
               |              `--o Tadorna Oken, 1817 sensu Peterson, 2017 [?non Boie, 1822] (Shelducks; ristisorsat)
               |                 |--o Tadorna Oken, 1817 (Shelducks; ristisorsat)
               |                 |  |-- T. tadorna (Linnaeus, 1758) (Shelduck; ristisorsa)
               |                 |  `--o T. radjah  (Garnot & Lesson, 1828) (Radjah shelduck; palmusorsa)
               |                 |     |-- T. r. radjah (Garnot & Lesson, 1828)
               |                 |     `-- T. r. rufitergum Hartert, 1905
               |                 `--o Casarca Bonaparte, 1838 [Tadorna] (Unbanded shelducks)
               |                    |--o (Casarca) Bonaparte, 1838 (Reddish shelducks)
               |                    |  |-- C. (C.) ferruginea (Pallas, 1764) (Ruddy shelduck; ruostesorsa)
               |                    |  `-- C. (C.) cana (Gmelin, 1789) (Cape Shelduck; kapinsorsa)
               |                    `--o (Pseudotadorna) Kuroda, 1917 (Blackish shelducks)
               |                       |-- C. (P.) tadornoides (Jardine & Selby, 1828) (Australian Shelduck; australiansorsa)
               |                       |-- C. (P.) variegata (Gmelin, 1789) (Paradise Shelduck; paratiisisorsa)
               |                       `-- †C. (P.) cristata (Kuroda, 1917) (Crested shelduck; amurinsorsa)
               `--o Anatinae Leach, 1820 sensu Livezey, 1996 (ducks; sorsat)
                  |--o Malacorhynchini (Boetticher, 1950)
                  |  |-- Salvadorina waigiuensis Rothschild & Hartert, 1894 (Salvadori's Duck; viirusorsa)
                  |  `--o Malacorhynchus Swainson, 1831 (Pink-eared Ducks)
                  |     |-- M. membranaceus (Latham, 1802) (Australian Pink-eared Duck; liuskanokkasorsa)
                  |     `-- †M. scarletti (Olson, 1977) (New Zealand Pink-eared Duck; Scarlett's duck)
                  |--o Aythyini Delacour & Mayr, 1945 (Pochards; sotkat)
                  |  |-- Marmaronetta angustirostris (Menetries, 1832) Reichenbach, 1853 [Marmaronettina Livezey, 1996] (Marbled Duck; marmorisorsa)
                  |  `--+--o Rhodonessina Boetticher, 1950 sensu Livezey, 1996 (Stem pochards; narskut)
                  |     |  |--o Netta Kaup, 1829 (punapäänarskut)
                  |     |  |  |-- N. (Netta Kaup, 1829) rufina (Pallas, 1773) (Red-crested Pochard; punapäänarsku)
                  |     |  |  `-- †N. (Rhodonessa Reichenbach, 1853) caryophyllacea (Latham, 1790) (Pink-headed Pochard; ruusupääsorsa)
                  |     |  `--o Metopiana Bonaparte, 1856
                  |     |     |-- N. (M.) (Metopiana) peposaca (Vieillot, 1816) (Rosy-billed Pochard; kyhmynarsku)
                  |     |     `--o N. (M.) (Phaenoaythia) erythrophthalma (Wied-Neuwied, 1833) (Southern Pochard; ruskonarsku)
                  |     |        |-- N. (M.) (P.) e. brunnea (Eyton, 1838)
                  |     |        `-- N. (M.) (P.) e. erythrophthalma (Wied-Neuwied, 1833)
                  |     `--o Aythyina Delacour & Mayr, 1945 sensu Livezey, 1996) [Aythya Boie sensu Peterson, 2017] (True pochards; sotkat)
                  |        |--o Aristonetta Baird, 1858 (Red-headed pochards; punasotkat)
                  |        |  |-- A. valisineria (Wilson, 1814) (Canvasback; isosotka)
                  |        |  `--+-- A. ferina (Linnaeus, 1758) (Eurasian Pochard; punasotka)
                  |        |     `-- A. americana (Eyton, 1838) (Redhead; amerikanpunasotka)
                  |        `--o Aythya Boie, 1822 (Typical pochards; sotkat)
                  |           |--o (Nyroca) Fleming, 1822 (White-eyed pochards)
                  |           |  |--o A. (N.) australis (Eyton, 1838) (Australian White-eyed Pochard; australiansotka)
                  |           |  |  |-- A. (N.) a. australis (Eyton, 1838)
                  |           |  |  `-- A. (N.) a. extima Mayr, 1940
                  |           |  |-- A. (N.) innotata (Salvadori, 1894) (Madagascan White-eyed Pochard; madagaskarinsotka)
                  |           |  `--+-- A. (N.) nyroca (Guldenstadt, 1770) (Ferruginous White-eyed Pochard; ruskosotka)
                  |           |     `-- A. (N.) baeri (Radde, 1863) (Siberian White-eyed Pochard; kiinansotka)
                  |           `--o (Aythya) Boie, 1822 (Scaup)
                  |              |-- A. (A.) novaeseelandiae (Gmelin, 1789) (New Zealand Scaup; uudenseelanninsotka; papango)
                  |              `--+-- A. (A.) collaris (Donovan, 1809) (Ring-necked Scaup; amerikantukkasotka)
                  |                 `--+-- A. (A.) fuligula (Linnaeus, 1758) (Tufted Scaup; tukkasotka)
                  |                    `--+-- A. (A.) affinis (Eyton, 1838) (Lesser Scaup; piiskulapasotka)
                  |                       `--o A. (A.) marila (Linnaeus, 1761) (Greater Scaup; lapasotka)
                  |                          |-- A. (A.) m. marila (Linnaeus, 1761)
                  |                          `-- A. (A.) m. nearctica Stejneger, 1885
                  |--o Mergini Rafinesque, 1815 (or Swainson, 1831) (Seaducks; sukeltajasorsat)
                  |  |?-o †Chendytes Miller, 1925 [Chendytina Livezey, 1996b]
                  |  |  |-- †C. lawi Miller, 1925
                  |  |  `-- †C. milleri Howard, 1955
                  |  |--o Somanterina Reichenbach, 1849-1850 sensu Livezey, 1996b (Eiders; haahkat)
                  |  |  |-- Polysticta stelleri (Pallas, 1769) Eyton, 1836 (Steller's Eider; allihaahka)
                  |  |  `--o Somateria Leach, 1819 (Greater eiders; haahkat)
                  |  |     |?- †S. sp. [Lee Creek Mine, North Carolina] [Olson & Rasmussen, 2001]
                  |  |     |-- S. (Lampronetta Brandt, 1847) fischeri (Brandt, 1847) (Spectacled Eider; silmälasihaahka)
                  |  |     `--o (Somateria) Leach, 1819
                  |  |        |-- S. (S.) spectabilis (Linnaeus, 1758) (King Eider; kyhmyhaahka)
                  |  |        `--o S. (S.) mollissima (Linnaeus, 1758) (Common Eider; haahka)
                  |  |           |-- S. (S.) m. borealis (Brehm, 1824) (Northern Eider)
                  |  |           |-- S. (S.) m. dresseri Sharpe, 1871 [incl. sedentaria Snyder, 1941] (Canada Eider)
                  |  |           |?- S. (S.) m. faeroeensis Brehm, 1831
                  |  |           |-- S. (S.) m. mollissima (Linnaeus, 1758) [incl. islandica Brehm, 1831; faeroeensis Brehm, 1831] (European Eider; haahka)
                  |  |           |?- S. (S.) m. sedentaria Snyder, 1941
                  |  |           `-- S. (S.) m. v-nigrum Bonaparte & Gray, 1855 (Pacific Eider)
                  |  `--o Mergina Rafinesque, 1815 (or Swainson, 1831) (Typical seaducks; sukeltajasorsat)
                  |     |--o Histrionicus Lesson, 1828 [“supergenus”]
                  |     |  `--o Histrionicus Lesson, 1828 [†Ocyplonessa  Brodkorb, 1961] (virta-allit)
                  |     |     |-- †H. shotwelli (Brodkorb, 1961) [†Ocyplonessa Brodkorb, 1961]
                  |     |     `-- H. histrionicus (Linnaeus, 1758) [Anas histrionicus Linnaeus, 1758; incl.Melanitta ceruttii Chandler, 1990a] (Harlequin Duck; virta-alli)
                  |     `--+--o Melanitta Boie, 1822 (Scoters and allies) [“supergenus”]
                  |        |  |-- †Camptorhynchus labradorius (Gmelin, 1789) Bonaparte, 1838 (Labrador Duck; labradorinsorsa)
                  |        |  `--o Melanitta Boie, 1822 (Scoters; mustalinnut)
                  |        |     |--o (Oidemia)Fleming, 1822 (Black scoters)
                  |        |     |  |-- M. (O.) americana (Swainson, 1832) (American Black Scoter; amerikanmustalintu)
                  |        |     |  `-- M. (O.) nigra (Linnaeus, 1758) (Eurasian Black Scoter; mustalintu)
                  |        |     `--o (Melanitta) Boie, 1822
                  |        |        |-- M. (M.) perspicillata (Linnaeus, 1758) (Surf Scoter; pilkkaniska)
                  |        |        |-- M. (M.) fusca (Linnaeus, 1758) (Velvet Scoter; pilkkasiipi)
                  |        |        `--o M. deglandi (Bonaparte, 1850) (White-winged Scoter)
                  |        |           |-- M. d. deglandi (Bonaparte, 1850)
                  |        |           `-- M. d. stejnegeri (Ridgway, 1887)
                  |        `--o Mergus Linnaeus, 1758 (Mergansers and allies) [“supergenus”]
                  |           |-- Clangula hyemalis (Linnaeus, 1758) Leach, 1819 (Long-tailed Duck; alli)
                  |           `--+--+-- Margellus albellus (Linnaeus, 1758) Selby, 1840 (Smew; uivelo)
                  |              |  `--o Bucephala Baird, 1858 (Goldeneyes; telkät)
                  |              |     |-- B. (Bucephala) albeola (Linnaeus, 1758) [incl.B. fossilis Howard, 1963] (Bufflehead; pikkutelkkä)
                  |              |     `--o (Glaucionetta) Stejneger, 1885 (isotelkät)
                  |              |        |-- B. (G.) islandica (Gmelin, 1789) (Barrow's Goldeneye; amerikantelkkä)
                  |              |        `--o B. (G.) clangula (Linnaeus, 1758) [incl.B. ossivallis Brodkorb, 1955] (Common Goldeneye; telkkä)
                  |              |           |-- B. (G.) c. americana (Bonaparte, 1838)
                  |              |           `-- B. (G.) c. clangula (Linnaeus, 1758)
                  |              `-+-- Lophodytes cucullatus (Linnaeus, 1758) Reichenbach, 1853 (Hooded Merganser; harjakoskelo)
                  |                `--o Mergus Linnaeus, 1758 (koskelot)
                  |                   |?- †M. miscellus
                  |                   |-- †M. (Promergus Mathews & Iredale, 1913) australis Hombron & Jacquinot, 1841 (Auckland Islands Merganser; uudenseelanninkoskelo)
                  |                   `--+-- M. (Prister Heine, 1890) octosetaceus Vieillot, 1817 (Brazilian Merganser; brasiliankoskelo)
                  |                      `--o (Mergus) Linnaeus, 1758 (Greater mergansers: isokoskelot)
                  |                         |--o M. (M.) merganser Linnaeus, 1758 (Common Merganser; isokoskelo)
                  |                         |  |-- M. (M.) m. americanus Cassin, 1852
                  |                         |  |-- M. (M.) m. merganser Linnaeus, 1758
                  |                         |  `-- M. (M.) m. orientalis Gould, 1845
                  |                         `--+-- M. (M.) serrator Linnaeus, 1758 [incl. schioeleri Salomonsen, 1949] (Red-breasted Merganser; tukkakoskelo)
                  |                            `-- M. (M.) squamatus Gould, 1864 (Chinese Merganser; amurinkoskelo)
                  |--o Oxyurini (viuhkasorsat ja sukulaiset)
                  |  |-- Heteronetta atricapilla (Merrem, 1841) Salvadori, 1865 [Heteronettina Boetticher, 1950 sensu Livezey, 1996b] (Black-
headed Duck; loissorsa)
                  |  `--o Oxyurina Phillips, 1926 sensu Livezey, 1996b (Stiff-tailed ducks; viuhkasorsat)
                  |     |--o Nomonyx Ridgway, 1880 [“supergenus”??]
                  |     |  `-- Nomonyx dominicus (Linnaeus, 1766) Ridgway, 1880 (Masked Duck; naamioviuhkasorsa)
                  |     `--o Oxyura Bonaparte, 1828 (Typical stiff-tailed ducks) [“supergenus”??]
                  |        |--o Biziura Stephens, 1824 (Musk-ducks; helttasorsat)
                  |        |  |-- †B. delautouri Forbes, 1892 (New Zealand Musk-Duck)
                  |        |  `--o B. lobata (Shaw, 1796) (Australian Musk-Duck; helttasorsa)
                  |        |     |-- B. l. lobata (Shaw, 1796)
                  |        |     `-- B. l. menziesi Mathews, 1914
                  |        `--o Oxyura Bonaparte, 1828 (Ruddy (blue-billed) ducks; viuhkasorsat)
                  |           |--o (Oxyura) jamaicensis (Gmelin, 1789) (Northern Ruddy Duck; kupariviuhkasorsa)
                  |           |  |-- O. (O.) j. jamaicensis (Gmelin, 1789)
                  |           |  `-- O. (O.) j. rubida (Wilson, 1814)
                  |           `--o (Cerconectes) Wagler, 1832
                  |              |--+-- O. (C.) ferruginea (Eyton, 1838) (Peruvian Ruddy Duck; Andean duck)
                  |              |  `--+-- O. (C.) vittata (Philippi, 1860) (Argentine Ruddy Duck; argentiinanviuhkasorsa)
                  |              |     `-- O. (C.) australis  Gould, 1837 (Blue-billed Duck; australianviuhkasorsa)
                  |              `--+-- O. (C.) maccoa (Eyton, 1838) (Maccoa Duck; afrikanviuhkasorsa)
                  |                 `-- O. (C.) leucocephala (Scopoli, 1769) (White-headed Duck; viuhkasorsa)
                  `--o Anatini Leach, 1820 sensu Livezey, 1996 (ducks; sorsat)
                     |--o Cairina Boetticher, 1936-1938 sensu Livezey, 1996 (Long-billed wood ducks)
                     |  |--o Aix Boie, 1828 [“supergenus”]
                     |  |  `--o Aix Boie, 1828 (Northern wood ducks; mandariinisorsat)
                     |  |     |-- A. sponsa (Linnaeus, 1758) (American Wood Duck; morsiosorsa)
                     |  |     `-- A. galericulata (Linnaeus, 1758) (Mandarin Duck; mandariinisorsa)
                     |  `--o Cairina Fleming, 1822 (Greater wood ducks) [“supergenus”]
                     |     |-- Pteronetta hartlaubii (Cassin, 1860) Salvadori, 1895 (Hartlaub's Duck; kanelisorsa)
                     |     `--+-- Cairina moschata (Linnaeus, 1758) Fleming, 1822 (Muscovy Duck; myskisorsa)
                     |        `-- Asarcornis scutulata (Müller, 1842) Salvadori, 1895 [Cairina scutulata (Müller, 1842) Livezey, 1996] (White-winged Duck; sumatransorsa)
                     `--+--o Nettapodina Bonaparte, 1856 sensu Livezey, 1996 (Stout-billed wood ducks)
                        |  |-- Chenonetta jubata (Latham, 1802) Brandt, 1836 (Maned Duck; lyijysorsa)
                        |  `--o Nettapus Brandt, 1836 (Pygmy-geese; kääpiösorsat)
                        |     |-- N. (Nettapus) auritus (Boddaert, 1783) (African Pygmy-goose; afrikankääpiösorsat)
                        |     `--o (Cheniscus) Eyton, 1838 (Pale-rumped pygmy-geese)
                        |        |-- N. (C.) pulchellus Gould, 1842 (Green Pygmy-goose; australiankääpiösorsa)
                        |        `--o N. (C.) coromandelianus (Gmelin, 1789) (Cotton Pygmy-goose; aasiankääpiösorsa)
                        |           |-- N. (C.) c. albipennis Gould, 1842
                        |           `-- N. (C.) c. coromandelianus (Gmelin, 1789)
                        `--o Anatina Leach, 1820 (Dabbling ducks; sorsat)
                           |--o Amazonetta Boetticher, 1929 (Micro-teals) [“supergenus”]
                           |  |-- Callonetta leucophrys (Vieillot, 1816) Delacour, 1936 (Ringed Teal; pisamatavi)
                           |  `--o Amazonetta brasiliensis (Gmelin, 1789) Boetticher, 1929 (Brazilian Teal; amazoniantavi)
                           |     |-- A. b. brasiliensis (Gmelin, 1789)
                           |     `-- A. b. ipecutiri (Vieillot, 1816)
                           `--+--o Lophonetta Riley, 1914 [“supergenus”]
                              |  |-- Speculanas specularis (King, 1828) Boetticher, 1929 (Bronze-winged Duck; sepelsorsa)
                              |  `--o Lophonetta specularioides (King, 1828) Riley, 1914 (Crested Duck; tukkasorsa)
                              |     |-- L. s. alticola (Menegaux, 1909)
                              |     `-- L. s. specularioides (King, 1828)
                              `--o Anas Linnaeus 1758 sensu Livezey, 1996 (True dabbling ducks) [“supergenus”]
                                 |?- †“Anas” pachyscelus Wetmore, 1960 (Bermuda Duck; (bermudansorsa)
                                 `--+--o Mareca Stephens, 1824 (Wigeons; haapanat)
                                    |  |?- †M. marecula (Olson & Jouventin, 1996) [Anas marecula Olson & Jouventin, 1996] (Amsterdam Island Duck; amsterdamsaartensorsa)
                                    |  |-- M. (Notonetta Roberts, 1922) capensis (Gmelin, 1789) [Anas capensis Gmelin, 1789; Peterson, 2017] (Cape Teal; täplätavi)
                                    |  `--+--o M. (Chaulelasmus Bonaparte, 1838) strepera (Linnaeus, 1758) (Gadwalls; harmaasorsa)
                                    |     |  |-- †M. s. couesi (Streets, 1876) (ashington Island Gadwall)
                                    |     |  `-- M. s. strepera (Linnaeus, 1758) (Common Gadwall)
                                    |     `--+-- M. (Eunetta Bonaparte, 1856) falcata (Georgi, 1775) (Falcated Duck; sirppisorsa)
                                    |        `--o (Mareca) Stephens, 1824 (Typical wigeons)
                                    |           |-- M. (M.) sibilatrix Poeppig, 1829 (Chiloé Wigeon; patagonianhaapana)
                                    |           `--+-- M. (M.) penelope (Linnaeus, 1758) (Eurasian Wigeon; haapana)
                                    |              `-- M. (M.) americana (Gmelin, 1789) (American Wigeon; amerikanhaapana)
                                    `--o Anas Linnaeus, 1758 (Typical dabbling ducks; sorsat)
                                       |?- †A. bunkeri (Wetmore 1944)
                                       |--+--o (Anas) Linnaeus, 1758
                                       |  |  |--o A. (Melananas Roberts, 1922) sparsa Eyton, 1838 (African Black Duck; pitsisorsa)
                                       |  |  |  |-- A. (M.) s. leucostigma Ruppell, 1845
                                       |  |  |  `-- A. (M.) s. sparsa Eyton, 1838
                                       |  |  `--+--o (Anas) Linnaeus, 1758 (Northern mallards; sinisorsat)
                                       |  |     |  |-- A. (A.) (A.) rubripes Brewster, 1902 (American Black Duck; nokisorsa)
                                       |  |     |  `--+-- A. (A.) (A.) diazi Ridgway, 1886 (Mexican Mallard; Mexican Duck)
                                       |  |     |     |--o A. (A.) (A.) fulvigula Ridgway, 1874 (Mottled Duck; American Mallard; amerikansinisorsa)
                                       |  |     |     |  |-- A. (A.) (A.) f. fulvigula Ridgway, 1874
                                       |  |     |     |  `-- A. (A.) (A.) f. maculosa Sennett, 1889
                                       |  |     |     `--+--o A. (A.) (A.) platyrhynchos Linnaeus, 1758 (Mallard; sinisorsa)
                                       |  |     |        |  |-- A. (A.) (A.) p. conboschas Brehm, 1831
                                       |  |     |        |  `-- A. (A.) (A.) p. platyrhynchos Linnaeus, 1758
                                       |  |     |        |-- A. (A.) (A.) oustaleti Salvadori, 1894 (Marianas Duck; mariaaniensorsa)
                                       |  |     |        `--+-- A. (A.) (A.) wyvilliana Sclater, 1878 (Hawaiian Duck; havaijinsorsa)
                                       |  |     |           `-- A. (A.) (A.) laysanensis Rothschild, 1892 (Laysan Duck; laysansaarensorsa)
                                       |  |     `--+--o (Polionetta) Oates, 1899 (South Pacific mallards; etelämerensorsat)
                                       |  |        |  |-- A. (A.) (P.) luzonica Fraser, 1839 (Philippine Duck; filippiiniensorsa)
                                       |  |        |  `--+--o A. (A.) (P.) superciliosa Gmelin, 1789 (Pacific Gray Duck; juovanaamasorsa)
                                       |  |        |     |  |-- A. (A.) (P.) s. pelewensis Hartlaub & Finsch, 1872
                                       |  |        |     |  `-- A. (A.) (P.) s. superciliosa Gmelin, 1789
                                       |  |        |     `--+-- A. (A.) (P.) zonorhyncha Swinhoe, 1866 (Chinese Spot-billed Duck; Eastern Spot-billed Duck)
                                       |  |        |        `--o A. (A.) (P.) poecilorhyncha Forster, 1781 (Indonesian Spot-billed Duck; täplänokkasorsa)
                                       |  |        |           |-- A. (A.) (P.) p. haringtoni (Oates, 1907)
                                       |  |        |           `-- A. (A.) (P.) p. poecilorhyncha Forster, 1781
                                       |  |        `--o (Afranas) Roberts, 1922 (African mallards)
                                       |  |           |-- A. (A.) (A. melleri Sclater, 1865 (Meller's Duck; madagaskarinsorsa)
                                       |  |           `--o A. (A.) (A. undulata Dubois, 1838 (Yellow-billed Duck; keltanokkasorsa)
                                       |  |              |-- A. (A.) (A. u. ruppelli Blyth, 1855
                                       |  |              `-- A. (A.) (A. u. undulata Dubois, 1838
                                       |  `--o (Spatula) Boie, 1828 (Blue-winged ducks)
                                       |     |--o (Pterocygnea) Bonaparte, 1841 (Blue-winged teals)
                                       |     |  |-- A. (S.) (P.) discors (Linnaeus, 1766) [Spatula discors (Linnaeus, 1766) Peterson, 2017] (Blue-winged Teal; sinisiipitavi)
                                       |     |  `--o A. (S.) (P.) cyanoptera (Vieillot, 1816) [Spatula cyanoptera (Vieillot, 1816) Peterson, 2017] (Cinnamon Teal; punatavi)
                                       |     |     |-- A. (S.) (P.) c. borreroi (Snyder & Lumsden, 1951)
                                       |     |     |-- A. (S.) (P.) c. cyanoptera (Vieillot, 1816)
                                       |     |     |-- A. (S.) (P.) c. orinoma (Oberholser, 1906)
                                       |     |     |-- A. (S.) (P.) c. septentrionalium (Snyder & Lumsden, 1951)
                                       |     |     `-- A. (S.) (P.) c. tropica (Snyder & Lumsden, 1951)
                                       |     `--o (Spatula) Boie, 1828 (Shovelers; lapasorsat)
                                       |        |-- A.  (S.) (S.) smithii (Hartert, 1891) [Spatula smithii Hartert, 1891; Peterson, 2017] (Cape Shoveler; kapinlapasorsa)
                                       |        `--+-- A. (S.) (S.) platalea (Vieillot, 1816) [Spatula platalea (Vieillot, 1816) Peterson, 2017] (Red Shoveler; argentiinanlapasorsa)
                                       |           `--+-- A. (S.) (S.) clypeata Linnaeus, 1758 [Spatula clypeata (Linnaeus, 1758) Peterson, 2017] (Northern Shoveler; lapasorsa)
                                       |              `--o A. (S.) (S.) rhynchotis (Latham, 1802) [Spatula rhynchotis (Latham, 1802) Peterson, 2017] (Australasian Shoveler; australianlapasotka)
                                       |                 |-- A. (S.) (S.) r. rhynchotis (Latham, 1802)
                                       |                 `-- A. (S.) (S.) r. variegata (Gould, 1856)
                                       `--+--o (Nesonetta) Gray, 1844 (Australasian teal)
                                          |  |--o (Virago) Newton, 1872 (Gray teals)
                                          |  |  |-- A. (N.) (V.) gibberifrons Müller, 1842 (Indonesian Gray Teal; suomutavi; tete)
                                          |  |  |-- A. (N.) (V.) albogularis (Hume, 1873) [A. gibberifrons albogularis] (Andaman Teal; andamansaartentavi)
                                          |  |  `--o (Nesonetta) Gray, 1844 (Reddish teals)
                                          |  |     |?- †A. (N.) (V.) (N.) sp. [<Macquarie Islands>]
                                          |  |     |--+-- A. (N.) (V.) (N.) castanea (Eyton, 1838) (Chestnut Tea; australiantavi)
                                          |  |     |  `--o A. (N.) (V.) (N.) gracilis Buller, 1869 (Australasian Gray Teal; australiansuomutavi)
                                          |  |     |     |-- A. (N.) (V.) (N.) g. gracilis Buller, 1869
                                          |  |     |     `-- †A. (N.) (V.) (N.) g. remissa Ripley, 1942
                                          |  |     `--+-- A. (N.) (V.) (N.) bernieri (Hartlaub, 1860) (Madagascan Teal; madagaskarintavi)
                                          |  |        `--+-- †A. (N.) (V.) (N.) chathamica Oliver, 1955 [Pachyanas chathamica (Oliver, 1955)] (Chatham Island duck; chathamsaartensorsa)
                                          |  |           `--+-- A. (N.) (V.) (N.) chlorotis Gray, 1845 (Brown Teal)
                                          |  |              `--+-- A. (N.) (V.) (N.) aucklandica (Gray, 1844) (Auckland Islands Teal; uudenseelanninitavi)
                                          |  |                 `-- A. (N.) (V.) (N.) nesiotis (Fleming, 1935) (Campbell Island Teal; campbellsaarentavi
                                          |  `--o (Dafila) Stephens, 1824 (Pintails)
                                          |     |--o (Paecilonetta) Eyton, 1838 (Pale-cheeked pintails)
                                          |     |  |-- A. (N.) (D.) (P.) erythrorhyncha Gmelin, 1789 (Red-billed Pintail; punanokkasorsa)
                                          |     |  `--o A. (N.) (D.) (P.) bahamensis Linnaeus, 1758 (White-cheeked Pintail; valkoposkisorsa)
                                          |     |     |-- A. (N.) (D.) (P.) b. bahamensis Linnaeus, 1758
                                          |     |     |-- A. (N.) (D.) (P.) b. galapagensis (Ridgway, 1890)
                                          |     |     `-- A. (N.) (D.) (P.) b. rubrirostris Vieillot, 1816
                                          |     `--+--o (Dafilonettio) Boetticher, 1937 (Speckled teal)
                                          |        |  |--o A. (N.) (D.) (D.) flavirostris Vieillot, 1816 (Yellow-billed Teal; grey teal; harmaatavi)
                                          |        |  |  |-- A. (N.) (D.) (D.) f. flavirostris Vieillot, 1816
                                          |        |  |  `-- A. (N.) (D.) (D.) f. oxyptera Meyen, 1834 
                                          |        |  `--o A. (N.) (D.) (D.) andium  (Sclater & Salvin, 1873) (Andean Teal)
                                          |        |     |-- A. (N.) (D.) (D.) a. altipetens (Conover, 1941)
                                          |        |     `-- A. (N.) (D.) (D.) a. andium (Sclater & Salvin, 1873)
                                          |        `--o (Dafila) Stephens, 1824 (Brown pintails)
                                          |           |--o A. (N.) (D.) (D.) georgica Gmelin, 1789 (Brown pintail; suippopyrstösorsa)
                                          |           |  |-- A. (N.) (D.) (D.) g. georgica Gmelin, 1789
                                          |           |  |-- †A. (N.) (D.) (D.) g. niceforoi Wetmore & Borrero, 1946
                                          |           |  `-- A. (N.) (D.) (D.) g. spinicauda Vieillot, 1816
                                          |           `--+-- A. (N.) (D.) (D.) acuta Linnaeus, 1758 (Northern Pintail; jouhisorsa)
                                          |              `--o A. (N.) (D.) (D.) eatoni (Sharpe, 1875) (Eaton's Pintail; Kerguel Islan Pintail; kerguelsaartenjouhisorsa)
                                          |                 |-- A. (N.) (D.) (D.) e. drygalskii Reichenow, 1904
                                          |                 `-- A. (N.) (D.) (D.) e. eatoni (Sharpe, 1875)
                                          `--+--o (Querquedula) Stephens, 1824 (Holarctic teals)
                                             |  |-- A. (Q.) (Querquedula Stephens, 1824) querquedula (Linnaeus, 1758) [Spatula querquedula (Linnaeus, 1758) Peterson, 2017] (Garganey Teal; heinätavi)
                                             |  `--o (Nettion) Kaup, 1829 (Green-winged teals)
                                             |     |?- †A. (Q.) (N.) theodori Newton & Gadow, 1893 [Mascarene teal; Sauzier's teal; Mauritian duck; mauritiuksensorsa)
                                             |     |-- A. (Q.) (N.) formosa (Georgi, 1775) [Sibirionetta formosa (Georgi, 1775) Boetticher, 1929] (Baikal Teal; siperiantavi)
                                             |     `--+-- A. (Q.) (N.) carolinensis Gmelin, 1789 (American Green-winged Teal)[ssp. A. crecca carolinensis]
                                             |        `--o A. (Q.) (N.) crecca  Linnaeus, 1758 (Eurasian Green-winged Teal; tavi)
                                             |           |-- A. (Q.) (N.) c. crecca Linnaeus, 1758
                                             |           `-- A. (Q.) (N.) c. nimia Friedmann, 1948
                                             `--o (Punanetta) Bonaparte, 1856 (Spotted teals)
                                                |--o (Punanetta) Bonaparte, 1856 (Pale-cheeked teals)
                                                |  |-- A. (P.) (P.) puna (Tschudi, 1844) [Spatula puna (Tschudi, 1844) Peterson, 2017] (Puna Teal; punantavi)
                                                |  `--o A. (P.) (P.) versicolor (Vieillot, 1816) [Spatula versicolor (Vieillot, 1816) Peterson, 2017] (Silver Teal; kalottitavi)
                                                |     |-- A. (P.) (P.) v. fretensis (King, 1831)
                                                |     `-- A. (P.) (P.) v. versicolor (Vieillot, 1816)
                                                `--o (Micronetta) Roberts, 1922
                                                   |-- A. (P.) (M.) hottentota (Eyton, 1838) [Querquedula hottentota Eyton, 1838; Anas hottentota (Eyton, 1838); Spatula hottentota (Eyton, 1838) Peterson, 2017] (Hottentot Teal; afrikantavi)
                                                   `-- ?A. (P.) (M.) punctata Burchell, 1822 (pikkutavi) [senior synonym of Anas hottentota??]

Anatidae incertae sedis:
Cygnopterus alphonsi Cheneval, 1984; L.Mioc. WEu. [non Cygnavus senckenbergi Mlíkovský, 2002]
    †Cygnopterus sp.
    †Guguschia nailiae Aslanova & Burchak-Abramovitch, 1968; Olig. CAs.
    †Megalodytes morejohni Howard, 1992; M.Mioc. WNA.
    †Paracygnopterus scotti Harrison & Walker, 1979; L.Olig. WEu.
    †Paranyroca magnaSinanas diatomasEremochen russelliWasonaka yepomerae

  Anserinae
    †“Cygnus” herrenthalsi van Beneden, 1871 (nomen nudum; Mlíkovský, 2002)
    †“Chenopis” nanus De Vis, 1905; Pleist. Aust.
    †Cygnavus senckenbergi Lambrecht, 1931; L.Mioc. CEu.
    †Cygnavus formosus Korochkin, 1968; L.Olig. CAs.
    †Paracygnus plattensis Short, 1969; U.Plioc. NA.
    †Cygnopterus affinis Lambrecht, 1931; M.Olig. WEu.
    †“Megalodytes” sp. (Matsuoka et al., 2001) M.Mioc. EAs.

Reference(s):