Litinium Cobb, 1920

 

  Litinium parmatum Wieser, 1954 (3)

 

Oxystomina Filipjev, 1921

 

  Oxystomina alpha Chitwood, 1937 (3)

  Oxystomina pulchella Vitiello, 1970 (4)

 

Thalassoalaimus de Man, 1893

 

  Thalassoalaimus aceratus Vitiello, 1970 (4)

  Thalassoalaimus mediterraneus Vitiello, 1970 (4)

 

Halalaimus (Halalaimus) de Man, 1888

 

  Halalaimus (Halalaimus) cirrhatus Gerlach, 1953 (3)

  Halalaimus (Halalaimus) delamarei Vitiello, 1970 (4)

  Halalaimus (Halalaimus) gracilis de Man, 1888 (3, 4, 5)

 

Halalaimus (Nuada) Southern, 1914

 

  Halalaimus (Nuada) filicorpus Vitiello, 1970 (4)

  Halalaimus (Nuada) monstrocaudatus Vitiello, 1970 (4)

  Halalaimus (Nuada) pachyodoroides Vitiello, 1970 (4)

 

Paroxystomina Micoletzky, 1924

 

  Paroxystomina asymmetrica Micoletzky, 1924 (4)