1. Subfamily Gittenbergeriinae Schileyko, 1991
   1. Genus Gittenbergeria Schileyko, 1991
      1. Species Gittenbergeria turriplana (Morelet, 1845)
2. Subfamily Trissexodontinae H. Nordsieck, 1987
   1. Tribe Carcacollinini H. Nordsieck, 1987
      1. Genus Caracollina H. Beck, 1837
         1. Species Caracollina lenticula (Michaud, 1831)
            1. Variety Caracollina lenticula var. clypaea Pallary, 1922 accepted as Caracollina lenticula (Michaud, 1831) (original combination)
         2. Species Caracollina noerdlingensis Wenz, 1924 †
         3. Species Caracollina barreri (Bourguignat, 1881) † accepted as Praeoestophorella barreri (Bourguignat, 1881) † (unaccepted > superseded combination)
         4. Species Caracollina corcyrensis (Rossmässler, 1838) accepted as Lindholmiola corcyrensis (Rossmässler, 1838)
            1. Subspecies Caracollina corcyrensis pliocaenica Wenz, 1930 † accepted as Lindholmiola corcyrensis (Rossmässler, 1838) (unaccepted > junior subjective synonym)
         5. Species Caracollina fraudulosa Steklov, 1966 † accepted as Apula fraudulosa (Steklov, 1966) † (unaccepted > superseded combination)
         6. Species Caracollina phacodes (Thomä, 1845) † accepted as Praeoestophorella phacodes (Thomä, 1845) † (unaccepted > superseded combination)
            1. Subspecies Caracollina phacodes barreri (Bourguignat, 1881) † accepted as Caracollina barreri (Bourguignat, 1881) † (unaccepted > superseded rank)
            2. Subspecies Caracollina phacodes grossa (Babor, 1897) † accepted as Praeoestophorella petersi (Reuss, 1849) † (unaccepted > junior subjective synonym)
         7. Species Caracollina regis-borisi A. J. Wagner, 1928 accepted as Lindholmiola regisborisi (A. J. Wagner, 1928) (original combination)
         8. Subgenus Caracollina (Caracollina) H. Beck, 1837 represented as Caracollina H. Beck, 1837
            1. Species Caracollina (Caracollina) lenticula (Michaud, 1831) represented as Caracollina lenticula (Michaud, 1831)
         9. Subgenus Caracollina (Paroestophora) H. Nordsieck, 1993 represented as Caracollina H. Beck, 1837
         10. Species Caracollina huloti Pallary, 1913 (uncertain > taxon inquirendum)
             1. Variety Caracollina huloti var. minor Pallary, 1922 (uncertain > taxon inquirendum)
      2. Genus Gasullia Ortiz de Zárate López, 1961
         1. Species Gasullia gasulli (Ortiz de Zárate Rocandio & Ortiz de Zárate López, 1961)
         2. Species Gasullia cobosi (Ortiz de Zárate López, 1962) accepted as Hatumia cobosi (Ortiz de Zárate López, 1962) (unaccepted > superseded combination)
         3. Species Gasullia riffensis (Ortiz de Zarate López, 1962) accepted as Hatumia riffensis (Ortiz de Zarate López, 1962) (unaccepted > superseded combination)
         4. Species Gasullia zapateri (Hidalgo, 1870) accepted as Hatumia zapateri (Hidalgo, 1870) (unaccepted > superseded combination)
      3. Genus Gasulliella E. Gittenberger, 1980
         1. Species Gasulliella simplicula (Morelet, 1845)
      4. Genus Hatumia Arrébola, Prieto, Puente & A. Ruiz, 2006
         1. Species Hatumia cobosi (Ortiz de Zárate López, 1962)
         2. Species Hatumia riffensis (Ortiz de Zarate López, 1962)
         3. Species Hatumia zapateri (Hidalgo, 1870)
         4. Species Hatumia pseudogasulli Arrébola, Prieto, Puente & A. Ruiz, 2006 accepted as Gasullia zapateri (Hidalgo, 1870)
      5. Genus Praeoestophorella Pfeffer, 1930 †
         1. Species Praeoestophorella barreri (Bourguignat, 1881) †
         2. Species Praeoestophorella petersi (Reuss, 1849) †
         3. Species Praeoestophorella phacodes (Thomä, 1845) †
         4. Species Praeoestophorella tuchoricensis Pfeffer, 1930 † accepted as Praeoestophorella petersi (Reuss, 1849) † (unaccepted > junior subjective synonym)
      6. Genus Caesarella G. Pfeffer, 1930 accepted as Caracollina H. Beck, 1837
      7. Genus Caracollo Strand, 1943 accepted as Caracollina H. Beck, 1837
   2. Genus Miodiscula H. Nordsieck, 2014
      1. Species Miodiscula disciformis (Wenz, 1919) †
      2. Species Miodiscula miocaenica (Gottschick & Wenz, 1927) †
   3. Tribe Oestophorini H. Nordsieck, 1987
      1. Genus Oestophora P. Hesse, 1907
         1. Species Oestophora alexiae Ahuir & Torres Alba, 2017
         2. Species Oestophora barbella (Servain, 1880)
         3. Species Oestophora barbula (Rossmässler, 1838)
         4. Species Oestophora barrelsi Hovestadt & Ripken, 2015
         5. Species Oestophora calpeana (Morelet, 1854)
         6. Species Oestophora carminis Ahuir & Torres Alba, 2017
         7. Species Oestophora dorotheae P. Hesse, 1930
         8. Species Oestophora ebria (Corbella, 2004)
         9. Species Oestophora granesae Arrébola, 1998
         10. Species Oestophora lusitanica (L. Pfeiffer, 1841)
             1. Subspecies Oestophora lusitanica tarraconensis Aguilar-Amat, 1935 accepted as Suboestophora tarraconensis (Aguilar-Amat, 1935)
         11. Species Oestophora mariae A. Ruiz, Arrébola & Puente, 2009
         12. Species Oestophora maroccana (Morelet, 1876)
         13. Species Oestophora ortizi de Winter & Ripken, 1991
         14. Species Oestophora praelusitanica (Roman, 1907) †
         15. Species Oestophora prietoi A. Ruiz, Arrébola & Puente, 2009
         16. Species Oestophora romani Wenz, 1919 †
         17. Species Oestophora silvae Ortiz de Zárate López, 1962
         18. Species Oestophora tarnieri (Morelet, 1854)
         19. Species Oestophora urbionensis Prieto & Arribas, 2020
         20. Subgenus Oestophora (Gasullia) Ortiz de Zárate López, 1961 accepted as Gasullia Ortiz de Zárate López, 1961 (original rank)
             1. Species Oestophora (Gasullia) cobosi Ortiz de Zárate López, 1962 accepted as Gasullia cobosi (Ortiz de Zárate López, 1962) (original name)
             2. Species Oestophora (Gasullia) gasulli Ortiz de Zárate Rocandio & Ortiz de Zárate López, 1961 accepted as Gasullia gasulli (Ortiz de Zárate Rocandio & Ortiz de Zárate López, 1961) (basionym)
             3. Species Oestophora (Gasullia) riffensis Ortiz de Zarate López, 1962 accepted as Hatumia riffensis (Ortiz de Zarate López, 1962) (original name)
         21. Subgenus Oestophora (Suboestophora) Ortiz de Zárate López, 1962 accepted as Suboestophora Ortiz de Zárate López, 1962 (original rank)
             1. Species Oestophora (Suboestophora) jeresae Ortiz de Zárate Lopez, 1962 accepted as Suboestophora jeresae (Ortiz de Zárate López, 1962) (original combination)
             2. Species Oestophora (Suboestophora) tarraconensis (Aguilar-Amat, 1935) accepted as Suboestophora tarraconensis (Aguilar-Amat, 1935) (unaccepted > superseded combination)
                1. Variety Oestophora tarraconensis var. altimirai Ortiz de Zárate Lopez, 1962 accepted as Suboestophora altamirai (Ortiz de Zárate López, 1962) (basionym)
         22. Species Oestophora wenzi Pfeffer, 1930 † (uncertain > taxon inquirendum)
   4. Genus Pachycarocollina Pfeffer, 1930 †
      1. Species Pachycarocollina bouilletii (de Boissy, 1840) †
      2. Species Pachycarocollina lapicidella (Thomä, 1845) † accepted as Pachycarocollina bouilletii (de Boissy, 1840) † (unaccepted > junior subjective synonym)
   5. Genus Paracanariella Pfeffer, 1930 †
      1. Species Paracanariella patellina (Oppenheim, 1890) †
      2. Species Paracanariella tropifera (F. E. Edwards, 1852) †
      3. Species Paracanariella vialaii (de Boissy, 1840) †
   6. Genus Pseudostenotrema Wenz, 1918 †
      1. Species Pseudostenotrema hirsutiformis (Klika, 1891) †
   7. Tribe Trissexodontini H. Nordsieck, 1987
      1. Genus Mastigophallus P. Hesse, 1918
         1. Species Mastigophallus rangianus (Michaud, 1831)
         2. Species Mastigophallus patellinus (Oppenheim, 1890) † accepted as Paracanariella patellina (Oppenheim, 1890) † (unaccepted > superseded combination)
         3. Species Mastigophallus vialai [sic] † accepted as Paracanariella vialaii (de Boissy, 1840) † (unaccepted > misspelling - incorrect subsequent spelling)
      2. Genus Oestophorella G. Pfeffer, 1930
         1. Species Oestophorella buvinieri (Michaud, 1841)
      3. Genus Suboestophora Ortiz de Zárate López, 1962
         1. Species Suboestophora altamirai (Ortiz de Zárate López, 1962)
         2. Species Suboestophora boscae (Hidalgo, 1869)
         3. Species Suboestophora gasulli (Ortiz de Zárate Rocandio & Ortiz de Zárate López, 1961)
         4. Species Suboestophora hispanica (Gude, 1910)
         5. Species Suboestophora jeresae (Ortiz de Zárate López, 1962)
         6. Species Suboestophora tarraconensis (Aguilar-Amat, 1935)
         7. Species Suboestophora ebria Corbella, 2004 accepted as Oestophora ebria (Corbella, 2004) (original name)
      4. Genus Trissexodon Pilsbry, 1895
         1. Species Trissexodon constrictus (Boubée, 1836)
         2. Species Trissexodon plioauriculatus (Sacco, 1889) † accepted as Protodrepanostoma plioauriculatum (Sacco, 1889) † (unaccepted > superseded combination)
         3. Species Trissexodon subconstrictus (Souverbie, 1873) † (uncertain > taxon inquirendum)

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