1. Tribe Chlamydini Teppner, 1922
   1. Genus Abrachlamys Beu & Darragh, 2001 †
   2. Genus Austrohinnites Beu & Darragh, 2001 †
   3. Genus Bulgariochlamys Kasum-Zade, 2003 †
   4. Genus Chlamys Röding, 1798
   5. Genus Chokekenia Santelli & del Río, 2018 †
   6. Genus Ckaraosippur Santelli & del Río, 2019 †
   7. Genus Complicachlamys Iredale, 1939
   8. Genus Coralichlamys Iredale, 1939
   9. Genus Dichotochlamys Beu & Darragh, 2001 †
   10. Genus Dietotenhosen Santelli & del Río, 2019 †
   11. Genus Equichlamys Iredale, 1929
   12. Genus Hemipecten A. Adams & Reeve, 1849
   13. Genus Hinnites Defrance, 1821
   14. Genus Laevichlamys T. R. Waller, 1993
   15. Genus Manupecten Monterosato, 1889
   16. Genus Merklinia Sobetski, 1960 †
   17. Genus Moirechlamys Santelli & del Río, 2018 †
   18. Genus Notochlamys Cotton, 1930
   19. Genus Pascahinnites Dijkstra & Raines, 1999
   20. Genus Pixiechlamys Santelli & del Río, 2018 †
   21. Genus Praechlamys Allasinaz, 1972 †
   22. Genus Scaeochlamys Iredale, 1929
   23. Genus Semipallium Jousseaume, 1928
   24. Genus Swiftopecten G. Yamamoto & T. Habe, 1958
   25. Genus Talochlamys Iredale, 1929
   26. Genus Titonopecten Romanov, 1985 †
   27. Genus Veprichlamys Iredale, 1929
   28. Genus Yabepecten Masuda, 1963 †
   29. Genus Zygochlamys Ihering, 1907
   30. Genus Azumapecten T. Habe, 1977 accepted as Chlamys (Leochlamys) MacNeil, 1967 † represented as Chlamys Röding, 1798 (unaccepted > junior subjective synonym)
   31. Genus Leochlamys MacNeil, 1967 † accepted as Chlamys (Leochlamys) MacNeil, 1967 † represented as Chlamys Röding, 1798 (unaccepted > superseded rank)
   32. Genus Myochlamys Ihering, 1907 accepted as Chlamys Röding, 1798 (unnecessary substitute name for Chlamys Röding, 1798, by Ihering considered to be unavailable)
   33. Genus Subulatachlamys Romanov, 1985 † accepted as Camptonectes Agassiz, 1864 † (unaccepted > junior subjective synonym)
   34. Genus Liropecten Conrad, 1873 † (uncertain, status uncertain, probably only an incorrect subsequent spelling of Lyropecten)
2. Tribe Crassadomini T. R. Waller, 1993
   1. Genus Caribachlamys T. R. Waller, 1993
   2. Genus Crassadoma F. R. Bernard, 1986
3. Tribe Fortipectinini K. Masuda, 1963
   1. Genus Fortipecten Yabe & Hatai, 1940 †
   2. Genus Kotorapecten Masuda, 1962 †
   3. Genus Masudapecten Akiyama, 1962 †
   4. Genus Mizuhopecten Masuda, 1963
   5. Genus Nipponopecten Masuda, 1962 †
   6. Genus Patinopecten Dall, 1898
4. Tribe Mimachlamydini T. R. Waller, 1993
   1. Genus Mimachlamys Iredale, 1929
   2. Genus Spathochlamys T. R. Waller, 1993
5. Tribe Pedini Bronn, 1862
   1. Genus Pedum Bruguière, 1792

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