List of nematode families

Subclass Chromadoria

• Order Araeolaimida
  • Superfamily Axonolaimoidea Filipjev, 1918
    • Axonolaimidae Filipjev, 1918
    • Bodonematidae Jensen, 1991
    • Comesomatidae Filipjev, 1918
    • Coninckiidae Lorenzen, 1981
    • Diplopeltidae Filipjev, 1918
• Order Ascaridida
• Order Chromadorida
  • Suborder Chromadorina
    • Superfamily Chromadoroidea Filipjev, 1917
      • Achromadoridae Gerlach & Riemann, 1973
      • Chromadoridae Filipjev, 1917
      • Cyatholaimidae Filipjev, 1918
      • Ethmolaimidae Filipjev & Schuurmans Stekhoven, 1941
      • Neotonchidae Wieser & Hopper, 1966
      • Selachinematidae Cobb, 1915
• Order Desmodorida
  • Suborder Desmodorina
    • Superfamily Desmodoroidea Filipjev, 1922
      • Desmodoridae Filipjev, 1922
      • Draconematidae Filipjev, 1918
      • Epsilonematidae Steiner, 1927
    • Superfamily Microlaimoidea Micoletzky, 1922
      • Aponchiidae Gerlach, 1963
      • Microlaimidae Micoletzky, 1922
      • Monoposthiidae Filipjev, 1934
• Order Desmoscolecida
  • Suborder Desmoscolecina
    • Superfamily Desmoscolecoidea Shipley, 1896
      • Cyartonematidae Tchesunov, 1990
      • Desmoscolecidae Shipley, 1896
      • †Eophasmidae Poinar, 2011^[2]
      • Meyliidae de Coninck, 1965
• Order Monhysterida
  • Suborder Linhomoeina
    • Superfamily Siphonolaimoidea Filipjev, 1918
      • Fusivermidae Tchesunov, 1996
      • Linhomoeidae Filipjev, 1922
      • Siphonolaimidae Filipjev, 1918
  • Suborder Monhysterina
    • Superfamily Monhysteroidea Filipjev, 1929
      • Monhysteridae de Man, 1876
    • Superfamily Sphaerolaimoidea Filipjev, 1918
      • Sphaerolaimidae Filipjev, 1918
      • Xyalidae Chitwood, 1951
• Order Plectida
  • Suborder Ceramonematina
    • Superfamily Ceramonematoidea Cobb, 1933
      • Ceramonematidae Cobb, 1933
      • Diplopeltoididae Tchesunov, 1990
      • Paramicrolaimidae Lorenzen, 1981
      • Tarvaiidae Lorenzen, 1981
      • Tubolaimoididae Lorenzen, 1981
  • Incertae sedis
    • Superfamily Haliplectoidea Chitwood, 1951
      • Haliplectidae Chitwood, 1951
    • Aegialoalaimidae Lorenzen, 1981
    • Aulolaimidae Jairajpuri & Hopper, 1968
  • Suborder Plectina
    • Superfamily Camacolaimoidea Micoletzky, 1924
      • Camacolaimidae Micoletzky, 1924
      • Rhadinematidae Lorenzen, 1981
    • Superfamily Leptolaimoidea Örley, 1880
      • Aphanolaimidae Chitwood, 1936
      • Leptolaimidae Örley, 1880
    • Superfamily Ohridioidea (Andrassy, 1976)
      • Creagrocercidae Baylis, 1943
      • Ohridiidae Andrássy, 1976
    • Superfamily Plectoidea Örley, 1880
      • Chronogastridae Gagarin, 1975
      • Metateratocephalidae Eroshenko, 1973
      • Plectidae Örley, 1880
• Order Rhabditida
  • Incertae sedis
    • Brevibuccidae Paramonov, 1956
    • Chambersiellidae Thorne, 1937
    • Teratocephalidae Andrassy, 1958
  • Suborder Myolaimina
    • Superfamily Myolaimoidea Andrassy, 1958
      • Myolaimidae Andrassy, 1958
  • Suborder Rhabditina
    • Infraorder Bunonematomorpha
      • Superfamily Bunonematoidea Micoletzky, 1922
        • Bunonematidae Micoletzky, 1922
        • Pterygorhabditidae Goodey, 1963
    • Infraorder Diplogasteromorpha
      • Superfamily Cylindrocorporoidea Goodey, 1939
        • Cylindrocorporidae Goodey, 1939
      • Superfamily Diplogasteroidea Micoletzky, 1922
        • Cephalobiidae Filipjev, 1934
        • Diplogasteridae Micoletzky, 1922
        • Diplogasteroididae Filipjev & Schuurmans Stekhoven, 1941
        • Mehdinematidae Farooqui, 1967
        • Neodiplogasteridae Paramonov, 1952
        • Pseudodiplogasteroididae Körner, 1954
      • Superfamily Odontopharyngoidea Micoletzky, 1922
        • Odontopharyngidae Micoletzky, 1922
    • Infraorder Rhabditomorpha
      • Incertae sedis
        • Agfidae Dougherty, 1955
        • Carabonematidae Stammer & Wachek, 1952
      • Superfamily Mesorhabditoidea Andrassy, 1976
        • Mesorhabditidae Andrassy, 1976
        • Peloderidae Andrassy, 1976
      • Superfamily Rhabditoidea Örley, 1880
        • Diploscapteridae Micoletzky, 1922
        • Rhabditidae Örley, 1880
      • Superfamily Strongyloidea Baird, 1853
        • Ancylostomatidae Looss, 1905
        • Diaphanocephalidae Travassos, 1920
        • Heligmosomidae Cram, 1927
        • Heterorhabditidae Poinar, 1976
        • Metastrongylidae Diesing, 1851
        • Moleinidae Durette-Desset & Chabaud, 1977
        • Strongylidae Baird, 1853
        • Trichostrongylidae Leiper, 1912
  • Suborder Spirurina
    • Infraorder Ascaridomorpha
      • Superfamily Ascaridoidea Baird, 1853
        • Acanthocheilidae Wülker, 1929
        • Anisakidae Railliet & Henry, 1912
        • Ascarididae Baird, 1853
        • Heterocheilidae Railliet & Henry, 1915
        • Raphidascarididae Hartwich, 1954
      • Superfamily Cosmocercoidea Travassos, 1925
        • Atractidae Travassos, 1919
        • Cosmocercidae Travassos, 1925
        • Kathlaniidae Travassos, 1918
      • Superfamily Heterakoidea Railliet & Henry, 1912
        • Ascaridiidae Travassos, 1919
        • Aspidoderidae Skrjabin & Shikhobalova, 1947
        • Heterakidae Railliet & Henry, 1912
      • Superfamily Seuratoidea Railliet, 1906
        • Chitwoodchabaudiidae Puylaert, 1970
        • Cucullanidae Cobbold, 1864
        • Quimperiidae Gendre, 1928
        • Schneidernematidae Freitas, 1956
        • Seuratidae Railliet, 1906
      • Superfamily Subuluroidea Yorke & Maplestone, 1926
        • Maupasinidae Inglis, 1959
        • Subuluridae Yorke & Maplestone, 1926
    • Infraorder Gnathostomatomorpha
      • Superfamily Gnathostomatoidea Railliet, 1895
        • Gnathostomatidae Railliet, 1895
    • Incertae sedis
      • Superfamily Dracunculoidea Stiles, 1907
        • Anguillicolidae Yamaguti, 1935
        • Daniconematidae Moravec & Køie, 1987
        • Dracunculidae Stiles, 1907
        • Guyanemidae Petter, 1975
        • Micropleuridae Baylis & Daubney, 1926
        • Philometridae Baylis & Daubney, 1926
        • Skrjabillanidae Shigin & Shigina, 1958
    • Infraorder Oxyuridomorpha
      • Superfamily Oxyuroidea Cobbold, 1864
        • Heteroxynematidae Skrjabin & Shikhobalova, 1948
        • Oxyuridae Cobbold, 1864
        • Pharyngodonidae Travassos, 1919
      • Superfamily Thelastomatoidea Travassos, 1929
        • Hystrignathidae Travassos, 1929
        • Protrelloididae Chitwood, 1932
        • Thelastomatidae Travassos, 1929
        • Travassosinematidae Rao, 1958
    • Infraorder Rhigonematomorpha
      • Superfamily Ransomnematoidea Travassos, 1930
        • Camoyidae Travassos & Kloss, 1960
        • Hethidae Travassos & Kloss, 1960
        • Ransomnematidae Travassos, 1930
      • Superfamily Rhigonematoidea Artigas, 1930
        • Ichthyocephalidae Travassos & Kloss, 1958
        • Rhigonematidae Artigas, 1930
    • Infraorder Spiruromorpha
      • Superfamily Acuarioidea Railliet, Henry & Sisoff, 1912
        • Acuariidae Railliet, Henry & Sisoff, 1912
      • Superfamily Aproctoidea Skrjabin & Shikhobalova, 1945
        • Aproctidae Skrjabin & Shikhobalova, 1945
        • Desmidocercidae Cram, 1927
      • Superfamily Camallanoidea Travassos, 1920
        • Camallanidae Railliet & Henry, 1915
      • Superfamily Diplotriaenoidea Anderson, 1958
        • Diplotriaenidae Anderson, 1958
        • Oswaldofilariidae Chabaud & Choquet, 1953
      • Superfamily Filarioidea Chabaud & Anderson, 1959
        • Filariidae Chabaud & Anderson, 1959
        • Onchocercidae Leiper, 1911
      • Superfamily Habronematoidea Ivaschkin, 1961
        • Cystidicolidae Skrjabin, 1946
        • Habronematidae Ivaschkin, 1961
        • Hedruridae Railliet, 1916
        • Tetrameridae Travassos, 1914
      • Superfamily Physalopteroidea Railliet, 1893
        • Physalopteridae Railliet, 1893
      • Superfamily Rictularoidea Railliet, 1916
        • Rictulariidae Railliet, 1916
      • Superfamily Spiruroidea Oerley, 1885
        • Gongylonematidae Sobolev, 1949
        • Hartertiidae Quentin, 1970
        • Spirocercidae Chitwood & Wehr, 1932
        • Spiruridae Oerley, 1885
      • Superfamily Thelazioidea Skrjabin, 1915
        • Pneumospiruridae Wu & Hu, 1938
        • Rhabdochonidae Skrjabin, 1946
        • Thelaziidae Skrjabin, 1915
  • Suborder Tylenchina
    • Infraorder Cephalobomorpha
      • Superfamily Cephaloboidea Filipjev, 1934
        • Alirhabditidae Suryawanshi, 1971
        • Bicirronematidae Andrassy, 1978
        • Cephalobidae Filipjev, 1934
        • Elaphonematidae Heyns, 1962
        • Osstellidae Heyns, 1962
    • Infraorder Drilonematomorpha
      • Superfamily Drilonematoidea Pierantoni, 1916
        • Drilonematidae Pierantoni, 1916
        • Homungellidae Timm, 1966
        • Pharyngonematidae Chitwood, 1950
        • Ungellidae Chitwood, 1950
    • Incertae sedis
      • Superfamily Anguinoidea Nicoll, 1935
    • Infraorder Panagrolaimomorpha
      • Superfamily Panagrolaimoidea Thorne, 1937
        • Panagrolaimidae Thorne, 1937
      • Superfamily Strongyloidoidea Chitwood & McIntosh, 1934
        • Alloionematidae Chitwood & McIntosh, 1934
        • Rhabdiasidae Railliet, 1916
        • Steinernematidae Filipjev, 1934
        • Strongyloididae Chitwood & McIntosh, 1934
    • Infraorder Tylenchomorpha
      • Superfamily Aphelenchoidea Fuchs, 1937
        • Aphelenchidae Fuchs, 1937
        • Aphelenchoididae Skarbilovich, 1947
      • Superfamily Criconematoidea Taylor, 1936
        • Criconematidae Taylor, 1936
        • Hemicycliophoridae Skarbilovich, 1959
        • Tylenchulidae Skarbilovich, 1947
      • Superfamily Myenchoidea Pereira, 1931
        • Myenchidae Pereira, 1931
      • Superfamily Sphaerularioidea Lubbock, 1861
        • Anguinidae Nicoll, 1935
        • Iotonchidae Goodey, 1935
        • Neotylenchidae Thorne, 1941
        • Sphaerulariidae Lubbock, 1861
      • Superfamily Tylenchoidea Örley, 1880
        • Belonolaimidae Whitehead, 1959
        • Dolichodoridae Chitwood, 1950
        • Hoplolaimidae Filipjev, 1934
        • Meloidogynidae Skarbilovich, 1959
        • Pratylenchidae Thorne, 1949
        • Tylenchidae Örley, 1880
• Order Spirurida
  • Suborder Camallanina
• Order Strongylida
  • Superfamily Metastrongyloidea Lane, 1917
    • Pseudaliidae Railliet & Henry, 1909
  • Superfamily Trichostrongyloidea (Durette-Desset, 1985)
    • Amidostomatidae Baylis & Daubney, 1926

• Order Benthimermithida
  • Benthimermithidae Petter, 1980
• Order Rhaptothyreida
  • Rhaptothyreidae Hope & Murphy, 1969

• Order Camallanida (sometimes included in Spirurida)
  • Family Anguillicolidae
  • Family Camallanidae
  • Family Dracunculidae
  • Family Micropleudidae
  • Family Philometridae
• Order Drilonematida (sometimes included in Spirurida)
• Order Oxyurida (= Rhabdiasida)
  • Family Heteroxynematidae
  • Family Oxyuridae
  • Family Pharyngodonidae
  • Family Thelastomatidae
• Order Rhigonematida (formerly in Tylenchia)
• Order Spirurida
  • Superfamily Acuarioidea
  • Superfamily Aproctoidea
  • Superfamily Diplotriaenoidea
  • Superfamily Filarioidea
  • Superfamily Gnathostomatoidea
  • Superfamily Habronematoidea
  • Superfamily Physalopteroidea
  • Superfamily Rictularioidea
  • Superfamily Spiruroidea
  • Superfamily Thelazioidea

Subclass Diplogasteria

(may belong in Rhabditia)

• Order Diplogasterida
• Suborder Chambersiellina Hodda 2007
  • Superfamily Chambersielloidea Thorne 1937
    • Family Chambersiellidae Thorne 1937 (Sanwal 1957)
• Suborder Diplogasterina Paramonov 1952
  • Superfamily Cylindrocorporoidea T. Goodey 1939
    • Family Cylindrocorporidae T. Goodey 1939
    • Family Odontopharyngidae Micoletzky 1922
  • Superfamily Diplogasteroidea Micoletzky 1922
    • Family Cephalobiidae Travassos & Kloss 1960a
    • Family Diplogasteridae Micoletzky 1922
    • Family Diplogasteroididae Paramonov 1952
    • Family Neodiplogasteridae Paramonov 1952
    • Family Pseudodiplogasteroididae De Ley & Blaxter 2002
    • Family Tylopharyngidae Filipjev 1918
• Suborder Myolaimina Inglis 1983
  • Superfamily Carabonematoidea Stammer & Wachek 1952
    • Family Carabonematidae Stammer & Wachek 1952
  • Superfamily Myolaimoidea Goodey 1963
    • Family Myolaimidae Goodey 1963

Subclass Tylenchia

(may belong in Rhabditia)

• Order Aphelenchida
  • Family Aphelenchidae
  • Family Aphelenchoididae
  • Family Myenchildae
  • Family Paraphelenchidae
• Order Tylenchida
• Superfamily Criconematoidea
  • Family Criconematidae
  • Family Tylenchulidae
• Superfamily Tylenchoidea
  • Family Anguinidae
  • Family Belonolaimidae
  • Family Dolichodoridae
  • Family Ecphyadophoridae
  • Family Hoplolaimidae
  • Family Heteroderidae
  • Family Pratylenchidae
  • Family Tylenchidae
• Superfamily Sphaerularina
  • Family Allantonematidae
  • Family Fergusobiidae
  • Family Iotonchiidae
  • Family Parasitylenchidae
  • Family Sphaerulariidae

• List of nematodes in Sabah