1. Genus Ampullofolliculina Hadzi, 1951
   1. Species Ampullofolliculina lageniformis Hadzi, 1951
2. Genus Ascobius Henneguy, 1884
   1. Species Ascobius claparedi Hadzi, 1951
   2. Species Ascobius faurefremieti Hadzi, 1951
   3. Species Ascobius sileni Hadzi, 1951
   4. Species Ascobius simplex Dons, 1918
3. Genus Ascohnissimplex
4. Genus Atriofolliculina Hadzi, 1951
   1. Species Atriofolliculina andrewsi Hadzi, 1951
   2. Species Atriofolliculina faureana Hadzi, 1951
   3. Species Atriofolliculina hirundo (Kent, 1881-82) Hadzi, 1951
5. Genus Aulofolliculina Hadzi, 1951
   1. Species Aulofolliculina labyrinthica Hadzi, 1951
6. Genus Claustrofolliculina Hadzi, 1951
   1. Species Claustrofolliculina clausa Hadzi, 1951
7. Genus Epifolliculina Hadzi, 1951
   1. Species Epifolliculina diaphana Hadzi, 1951
8. Genus Eufolliculina Hadzi, 1951
   1. Species Eufolliculina ampullacea (Laakmann, 1910) Hadzi, 1951
   2. Species Eufolliculina baltica Sjögren, 1964
   3. Species Eufolliculina latemarginata Sahrhage, 1916
   4. Species Eufolliculina lignicola Hadzi, 1951
   5. Species Eufolliculina moebiusi (Möbius, 1887) Kahl, 1932
   6. Species Eufolliculina uhligi Mulisch & Patterson, 1983
9. Genus Folliculina Lamarck, 1816
   1. Species Folliculina ampulla O.F. Müller, 1773
   2. Species Folliculina gigantean Dons, 1917
   3. Species Folliculina simplex (Dons, 1917) Song, Warren, Ji, Wang & Al-Rasheid, 2003
   4. Species Folliculina viridis Wright, 1862
10. Genus Halofolliculina Hadzi, 1951
    1. Species Halofolliculina annulata (Andrews, 1944) Hadzi, 1951
    2. Species Halofolliculina elegans (Claparède & Lachmann, 1859) Hadzi, 1951
11. Genus Lagotia Wright, 1857
    1. Species Lagotia abyssorum (Giard, 1883) Hadzi, 1951
    2. Species Lagotia aculeata (Claparède & Lachmann, 1858) Hadzi, 1951
    3. Species Lagotia coerulea Hadzi, 1951
    4. Species Lagotia donsi Hadzi, 1951
    5. Species Lagotia expansa (Levinson, 1893) Hadzi, 1951
    6. Species Lagotia faurefremieti Hadzi, 1951
    7. Species Lagotia gigantea (Dons, 1914) Dons, 1934
    8. Species Lagotia lutea (Faure-Fremiet, 1936) Hadzi, 1951
    9. Species Lagotia minima Hadzi, 1951
    10. Species Lagotia minor (Dons, 1948) Hadzi, 1951
    11. Species Lagotia obstretrica (Wright, 1862) Hadzi, 1951
    12. Species Lagotia similis (Dons, 1914) Dons, 1934
    13. Species Lagotia spirorbis (Dons, 1912) Hadzi, 1951
    14. Species Lagotia stylifer (T.S. Wright, 1862) Hadzi, 1951
    15. Species Lagotia viridis Wright, 1858
    16. Species Lagotia expanse accepted as Lagotia expansa (Levinson, 1893) Hadzi, 1951 (misspelling)
12. Genus Latifolliculina Hadzi, 1951
    1. Species Latifolliculina incolorea Hadzi, 1951
13. Genus Metafolliculina Dons, 1925
    1. Species Metafolliculina andrewsi Hadzi, 1938
    2. Species Metafolliculina ballerina Mulisch, Harry, Patterson & Wyatt, 1986
    3. Species Metafolliculina elongata (S.M. Das, 1949) Hadzi, 1951
    4. Species Metafolliculina longicollis Hadzi, 1938
    5. Species Metafolliculina nordgardi Dons, 1924
    6. Species Metafolliculina producta (T.S. Wright, 1859) Dons, 1934
14. Genus Mirofolliculina Dons, 1927
    1. Species Mirofolliculina limnoriae (Giard, 1883) Dons, 1928
15. Genus Pachyfolliculina Hadzi, 1951
    1. Species Pachyfolliculina gunneri (Dons, 1927) Hadzi, 1951
16. Genus Parafolliculina Dons, 1914
    1. Species Parafolliculina americana Hadzi, 1951
    2. Species Parafolliculina amphora Dons, 1914
    3. Species Parafolliculina glutinata Hadzi, 1951
    4. Species Parafolliculina labiata Dons, 1942
    5. Species Parafolliculina pulagollica
    6. Species Parafolliculina violacea (Giard, 1888) Hadzi, 1951
17. Genus Pebrilla Giard, 1888
    1. Species Pebrilla paguri Giard, 1888
18. Genus Perifolliculina Hadzi, 1951
    1. Species Perifolliculina roestensis (Dons, 1931) Hadzi, 1951
19. Genus Planifolliculina Hadzi, 1951
    1. Species Planifolliculina cumbens Hadzi, 1951
20. Genus Platyfolliculina Hadži, 1938
    1. Species Platyfolliculina paguri Andrews & Reinhard, 1943
    2. Species Platyfolliculina sahrhageana (Sahrhage, 1917) Hadzi, 1938
21. Genus Pseudofolliculina Dons, 1914
    1. Species Pseudofolliculina arctica (Dons, 1915) Hadzi, 1951
    2. Species Pseudofolliculina melitta (Laackmann) Dons, 1914
22. Genus Pseudoparafolliculina Andrews & Nelson, 1942
    1. Species Pseudoparafolliculina portitor Andrews & Nelson, 1942
23. Genus Semifolliculina Dons, 1914
    1. Species Semifolliculina gigantea Dons, 1914 accepted as Lagotia gigantea (Dons, 1914) Dons, 1934
24. Genus Splitofolliculina Hadzi, 1951
    1. Species Splitofolliculina adherens Hadzi, 1951
    2. Species Splitofolliculina longicollis Hadzi, 1951
25. Genus Stentofolliculina Hadzi, 1938
    1. Species Stentofolliculina tubicola Hadzi, 1938
26. Genus Valletofolliculina Andrews, 1953
    1. Species Valletofolliculina bicornis Andrews & Reinhard, 1953
27. Genus Diafolliculina Hadzi, 1951 (unaccepted > nomen nudum)
    1. Species Diafolliculina rotunda Hadzi, 1951
    2. Species Diafolliculina similis Hadzi, 1951
28. Genus Folliculinopsis Fauré-Fremiet, 1936 (unaccepted > nomen nudum)
    1. Species Folliculinopsis annulata Faure-Fremiet, 1936
    2. Species Folliculinopsis lignicola Fauré-Fremiet, 1936
    3. Species Folliculinopsis moebiusi Hadzi, 1951
    4. Species Folliculinopsis producta (Wright, 1859) Fauré-Fremiet, 1936
29. Genus Magnifolliculina Uhlig, 1964 (unaccepted > nomen nudum)
    1. Species Magnifolliculina alata Uhlig, 1964
    2. Species Magnifolliculina binalata Uhlig, 1964
30. Genus Pedifolliculina Hadzi, 1951 accepted as Pseudofolliculina Dons, 1914 (synonym)

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