Nemys

Between brackets is the number of accepted marine extant species

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Nematoda (6 716)
Class Adenophorea
Class Chromadorea (4 904)
Subclass Chromadoria (4 904)
Order Aphelenchida accepted as Aphelenchoidea Fuchs, 1937
Order Araeolaimida (522)
Order Ascaridida accepted as Ascaridomorpha
Order Benthimermithida accepted as Plectida
Order Chromadorida (805)
Order Desmodorida (823)
Order Desmoscolecida (314)
Order Diplogasterida accepted as Diplogasteromorpha
Order Monhysterida (922)
Order Plectida (417)
Order Rhabditida (1 101)
Suborder Camallanina accepted as Spirurina
Suborder Criconematina accepted as Tylenchina
Suborder Myolaimina
Suborder Rhabditida incertae sedis
Suborder Rhabditina (78)
Suborder Spirurina (983)
Infraorder Ascaridomorpha (419)
Infraorder Gnathostomatomorpha (13)
Infraorder Oxyuridomorpha
Infraorder Rhigonematomorpha
Infraorder Spirurina incertae sedis (184)
Infraorder Spiruromorpha (367)
Superfamily Acuarioidea Railliet, Henry & Sisoff, 1912 (58)
Superfamily Aproctoidea Skrjabin & Shikhobalova, 1945 (4)
Superfamily Camallanoidea Travassos, 1920 (88)
Superfamily Diplotriaenoidea Anderson, 1958
Superfamily Filarioidea Chabaud & Anderson, 1959 (16)
Superfamily Habronematoidea Ivaschkin, 1961 (131)
Superfamily Physalopteroidea Railliet, 1893 (38)
Superfamily Rictularoidea Railliet, 1916
Superfamily Spiruroidea Oerley, 1885
Family Gongylonematidae Sobolev, 1949
Family Hartertiidae Quentin, 1970
Family Spirocercidae Chitwood & Wehr, 1932
Genus Ascarops Van Beneden, 1873
Genus Cyathospirura Baylis, 1934
Species Cyathospirura seurati Gibbs, 1957
Species Cyathospirura skrjabini (Tschernikowa, 1934)
Genus Cylicospirura Vevers, 1922
Genus Didelphonema Wolfgang, 1953
Genus Leiuris Leuckart, 1850
Genus Mastophorus Diesing, 1853
Genus Mazzia Khalil & Vogelsang, 1932
Genus Neospirocerca Johnson, 1968
Genus Paraleiuris Vaz & Pereira, 1929
Genus Paraspiralatus Gibbons, Nicholls, Bailey & Samour, 2004
Genus Physocephalus Diesing, 1861
Genus Pygarginema Kadenatsy, 1948
Genus Simondsia Cobbold, 1864
Genus Spiralatus Chabaud, Brygoo & Durette, 1963
Genus Spirobakerus Chabaud & Bain, 1981
Genus Spirocerca Railliet & Henry, 1917
Genus Spirosprattus Smales, 2004
Genus Streptopharagus Blanc, 1912
Genus Tejeraia Diaz Ungria, 1963
Genus Texicospirura Chitwood & Cordero De Campillo, 1966
Genus Vigisospirura Petrow & Potekhina, 1953
Family Spiruridae Oerley, 1885
Superfamily Thelazioidea Skrjabin, 1915 (32)
Suborder Tylenchina (40)
Order Spirurida accepted as Rhabditida
Order Strongylida accepted as Rhabditida
Order Tylenchida accepted as Tylenchomorpha
Class Enoplea (1 802)
Class Nematoda incertae sedis (10)
Class Secernentea

World Database of Nematodes