1. Subfamily Cidarinae Gray, 1825
   1. Genus Calocidaris H.L. Clark, 1907
   2. Genus Centrocidaris A. Agassiz, 1904
   3. Genus Chondrocidaris A. Agassiz, 1863
   4. Genus Chorocidaris Ikeda, 1941
   5. Genus Cidaris Leske, 1778
   6. Genus Compsocidaris Ikeda, 1939
   7. Genus Eucidaris Pomel, 1883
   8. Genus Hesperocidaris Mortensen, 1928
   9. Genus Kionocidaris Mortensen, 1932
   10. Genus Lissocidaris Mortensen, 1939
   11. Genus Tretocidaris Mortensen, 1903
   12. Genus Actinocidaris Mortensen, 1928 accepted as Prionocidaris A. Agassiz, 1863 (subjective junior synonym)
   13. Genus Cidarites auct. accepted as Cidaris Leske, 1778 (invalid name (ICZN 4th Ed. Article 20))
   14. Genus Cydaris accepted as Cidaris Leske, 1778 (misspelling)
   15. Genus Dorocidaris A. Agassiz, 1869 accepted as Cidaris Leske, 1778 (objective junior synonym)
   16. Genus Eucidarus accepted as Eucidaris Pomel, 1883 (misspelling)
   17. Genus Gymnocidaris A. Agassiz, 1863 accepted as Eucidaris Pomel, 1883 (junior homonym of Gymnocidaris L. Agassiz, 1838)
   18. Genus Orthocidaris A. Agassiz, 1863 accepted as Cidaris Leske, 1778 (preoccupied (non Cotteau, 1862); subjective junior synonym of Cidaris)
   19. Genus Schleinitzia Studer, 1876 accepted as Prionocidaris A. Agassiz, 1863 (junior subjective synonym of Prionocidaris)
2. Subfamily Goniocidarinae Mortensen, 1928
   1. Genus Austrocidaris H.L. Clark, 1907
   2. Genus Goniocidaris Desor in Agassiz & Desor, 1846
   3. Genus Ogmocidaris Mortensen, 1921
   4. Genus Psilocidaris Mortensen, 1927
   5. Genus Rhopalocidaris Mortensen, 1927
   6. Genus Schizocidaris Mortensen, 1903
   7. Genus Aspidocidaris Mortensen, 1928 accepted as Goniocidaris (Aspidocidaris) Mortensen, 1928 (accepted at subgenus rank)
   8. Genus Cyrtocidaris Mortensen, 1927 accepted as Goniocidaris (Cyrtocidaris) Mortensen, 1927 (accepted at subgenus rank)
   9. Genus Discocidaris Döderlein, 1885 accepted as Goniocidaris (Discocidaris) Döderlein, 1885 (accepted at subgenus rank)
   10. Genus Goniocidaria accepted as Goniocidaris Desor in Agassiz & Desor, 1846 (misspelling of Goniocidaris)
   11. Genus Petalocidaris Mortensen, 1903 accepted as Goniocidaris (Petalocidaris) Mortensen, 1903 (accepted at subgenus rank)
   12. Genus Stephanocidaris A. Agassiz, 1863 accepted as Goniocidaris Desor in Agassiz & Desor, 1846 (objective junior synonym)
   13. Genus Adelcidaris Cotton & Godfrey, 1942 (uncertain > nomen dubium)
3. Tribe Phyllacanthina Smith & Wright, 1989
   1. Genus Phyllacanthus Brandt, 1835
   2. Genus Leiocidaris Desor, 1855 accepted as Phyllacanthus Brandt, 1835 (subjective junior synonym)
   3. Genus Lhyllacanthus accepted as Phyllacanthus Brandt, 1835 (spelling mistake)
   4. Genus Peiocidaris accepted as Leiocidaris Desor, 1855 accepted as Phyllacanthus Brandt, 1835 (spelling mistake)
4. Subfamily Stereocidarinae Lambert, 1900
   1. Genus Phalacrocidaris Lambert, 1902
   2. Genus Stereocidaris Pomel, 1883
   3. Genus Anomocidaris A. Agassiz & H.L. Clark, 1907 accepted as Phalacrocidaris Lambert, 1902 (Subjective junior synonym)
   4. Subtribe Cidarina Gray, 1825 accepted as Cidarinae Mortensen, 1928 accepted as Cidarinae Gray, 1825 (accepted at subfamily level)
   5. Subtribe Ctenocidarina Mortensen, 1928 accepted as Ctenocidaridae Mortensen, 1928 (accepted at family level)
   6. Subtribe Goniocidarina Mortensen, 1928 accepted as Goniocidarinae Mortensen, 1928 (accepted at subfamily level)
   7. Subtribe Histocidarina Lambert, 1900 accepted as Histocidaridae Lambert, 1900 (accepted at family level)
   8. Subtribe Stereocidarina Lambert, 1900 accepted as Stereocidarinae Lambert, 1900 (accepted at subfamily level)
   9. Subtribe Stylocidarina Mortensen, 1903 accepted as Stylocidarinae Mortensen, 1903 (accepted at subfamily level)
5. Subfamily Stylocidarinae Mortensen, 1903
   1. Genus Acanthocidaris Mortensen, 1903
   2. Genus Plococidaris Mortensen, 1909
   3. Genus Prionocidaris A. Agassiz, 1863
   4. Genus Stylocidaris Mortensen, 1909
6. Subfamily Cidarinae Mortensen, 1928 accepted as Cidarinae Gray, 1825 (erroneous authority (see ICZN 1999 Art. 36.1, 50.3))

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