1. Subfamily Ellobiinae L. Pfeiffer, 1854 (1822)
   1. Genus Blauneria Shuttleworth, 1854
   2. Genus Ellobium Röding, 1798
   3. Genus Leucophytia Winckworth, 1949
   4. Genus Auricula Lamarck, 1799 accepted as Ellobium Röding, 1798
   5. Genus Auriculodes Strand, 1928 accepted as Ellobium (Auriculodes) Strand, 1928 represented as Ellobium Röding, 1798
   6. Genus Auriculus Montfort, 1810 accepted as Ellobium Röding, 1798 (unjustified emendation of Auricula)
   7. Genus Autonoe Guppy, 1868 accepted as Ellobium (Auriculodes) Strand, 1928 represented as Ellobium Röding, 1798 (invalid: junior homonym of Autonoe Leach, 1852 [Bivalvia]; Autonoella Wenz, 1947, is a replacement name)
   8. Genus Geovula Swainson, 1840 accepted as Ellobium Röding, 1798 (unaccepted > junior objective synonym)
   9. Genus Leuconia Gray, 1840 accepted as Leucophytia Winckworth, 1949 (Invalid: junior homonym of Leuconia Grant, 1833 [Porifera]; Leucopepla and Leucophytia are replacement names)
   10. Genus Leucopepla Peile, 1926 accepted as Leucophytia Winckworth, 1949 (Replacement name for Leuconia Gray, 1840, non Grant, 1833; invalid: junior homonym of Leucopepla Kirkaldy, 1907)
2. Subfamily Melampodinae W. Stimpson, 1851 (1850)
   1. Genus Melampus Montfort, 1810
   2. Genus Tralia J. E. Gray, 1840
   3. Genus Detracia Gray, 1840 accepted as Melampus (Detracia) Gray, 1840 represented as Melampus Montfort, 1810
   4. Genus Pira H. Adams & A. Adams, 1855 accepted as Melampus Montfort, 1810
   5. Genus Rhodostoma Swainson, 1840 accepted as Cassidula A. Férussac, 1821 (unaccepted > junior subjective synonym)
   6. Genus Tifata H. Adams & A. Adams, 1855 accepted as Melampus (Detracia) Gray, 1840 represented as Melampus Montfort, 1810 (unaccepted > junior subjective synonym)
3. Subfamily Pedipedinae P. Fischer & Crosse, 1880
   1. Genus Creedonia Frias Martins, 1996
   2. Genus Leuconopsis F. W. Hutton, 1883
   3. Genus Marinula P. P. King, 1832
   4. Genus Microtralia Dall, 1894
   5. Genus Pedipes A. Férussac, 1821
   6. Genus Pseudomelampus Pallary, 1900
   7. Genus Cremnobates Swainson, 1855 accepted as Marinula P. P. King, 1832 (unaccepted > junior subjective synonym)
   8. Genus Maripythia Iredale, 1936 accepted as Marinula P. P. King, 1832 (unavailable name: no description)
   9. Genus Rangitotoa A. W. B. Powell, 1933 accepted as Microtralia Dall, 1894
   10. Genus Sarnia H. Adams & A. Adams, 1855 (temporary name, Sarnia [H. & A. Adams, 1855 (September), The Genera of Recent Mollusca, 2: 239] is an incorrect subsequent spelling of Siona H. Adams & A. Adams, 1855 which is a junior homonym of Siona Duponchel, 1829 [Lepidoptera]. )
4. Subfamily Pythiinae Odhner, 1925 (1880)
   1. Genus Allochroa Ancey, 1887
   2. Genus Auriculastra E. von Martens, 1880
   3. Genus Cassidula A. Férussac, 1821
   4. Genus Laemodonta R. A. Philippi, 1846
   5. Genus Myosotella Monterosato, 1906
   6. Genus Ophicardelus H. Beck, 1838
   7. Genus Ovatella Bivona e Bernardi, 1832
   8. Genus Pleuroloba Hyman, Rouse & Ponder, 2005
   9. Genus Alexia Leach, 1847 accepted as Myosotella Monterosato, 1906 (Invalid: junior homonym of Alexia Stephens, 1833 [Coleoptera]; Nealexia is a replacement name)
   10. Genus Cassidulella Thiele, 1934 accepted as Cassidula (Cassidulta) Strand, 1942 represented as Cassidula A. Férussac, 1821 (invalid: junior homonym of Cassidulella Strand, 1928 [Coleoptera]; Cassidulta is a replacement names)
   11. Genus Cassidulina Thiele, 1931 accepted as Cassidula (Cassidulta) Strand, 1942 represented as Cassidula A. Férussac, 1821 (invalid: junior homonym of Cassidulina d'Orbigny, 1826 [Foraminifera]; Cassidulella and Cassidulta are replacement names)
   12. Genus Cassidulus Beck, 1838 accepted as Cassidula A. Férussac, 1821 (Invalid: unjustified emendation of Cassidula Férussac, 1821, and also junior homonym of Cassidulus Lamarck, 1801 [Echinodermata])
   13. Genus Cylindrotis Möllendorff, 1895 accepted as Auriculastra E. von Martens, 1880
   14. Genus Laimodonta H. Adams & A. Adams, 1855 accepted as Laemodonta R. A. Philippi, 1846 (unjustified emendation of original genus name Laemodonta Philippi, 1846)
   15. Genus Melosidula B. J. Smith & Kershaw, 1979 accepted as Cassidula (Cassidula) A. Férussac, 1821 represented as Cassidula A. Férussac, 1821
   16. Genus Plecotrema H. Adams & A. Adams, 1854 accepted as Laemodonta (Laemodonta) R. A. Philippi, 1846 represented as Laemodonta R. A. Philippi, 1846
   17. Genus Volatela Starobogatov, 1993 accepted as Myosotella Monterosato, 1906
5. Genus Apodosis Pilsbry & T. L. McGinty, 1949 accepted as Leuconopsis F. W. Hutton, 1883 (junior synonym)
6. Subfamily Melampinae W. Stimpson, 1851 (1850) accepted as Melampodinae W. Stimpson, 1851 (1850) (incorrectly formed name)
7. Genus Sidula Gray, 1840 accepted as Cassidula A. Férussac, 1821 (a junior synonym)

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