Reptilia Laurenti, 1768
Adocidae Cope, 1870
Agadirichnus Ambroggi & Lapparent, 1954
Agrione Khozatsky & Mlynarski, 1966
Anomalochelys Hirayama, Sakurai, Chitoku, Kawakami & Kito, 2001
Anota Gray, 1863
Apodichelys
Araripemydidae
Archaeochelydium Kuhn, 1958
Archaeochelys Bergounioux, 1938
Atlantochelys Agassiz, 1849
Australochelyidae Gaffney & Kitching, 1994
Australochelys Gaffney & Kitching, 1994
Baenidae Cope, 1882
Baicalemys Khosatzky, 1994
Bairdemys Gaffney & Wood, 2002
Bataguridae Gray, 1870
Bergouniouxchelys Hervet, 2004
Birlimarr Megirian & Murray, 1999
Borealochelys
Borkenia Schleich, 1994
Bothremydidae Baur, 1891
Brasilemys de Lapparent de Broin, 2000
Bryochelys
Callopsis Gray, 1863
Captorhinidae Case, 1911
Carettochelydidae
Carettochelyidae Boulenger, 1887
Caribemys de la Fuente & Iturralde-Vinent, 2001
Carolinochelys Hay, 1923
Carretochelyidae
Caudochelys Auffenberg, 1963
Chelidae Gray, 1825
Cheloniidae Oppel, 1811
Chelonoolithus Kohring, 1998
Chelycarapookidae Warren, 1970
Chelydidae
Chelydridae Gray, 1831
Chelyopsis Smets, 1887
Chinlechelys
Chitracephalus Dollo, 1884
Chubutemys
Cratochelone Longman, 1915
Cucullemys Hervet, 2004
Cuvierichelys Hervet, 2004
Dermatemydidae Gray, 1870
Dermochelidae
Dermochelyoidae
Desmatochelyidae
Deurochelys Fuentes, 1971
Dinochelys Gaffney, 1979
Dortokidae de Broin & Murelaga, 1999
Drazinderetes Head, Raza & Gingerich, 1999
Emydidae Rafinesque, 1815
Ergilemys Chkhikvadze, 1972
Eubaenidae
Eunotosauridae Haughton & Brink, 1954
Euraxemydidae
Euroemys Hervet, 2004
Eusarkiidae
Ferganemys Nesov & Khozatzkii, 1977
Francellia Hervet, 2004
Gelselemys Khosatzky & Mlynarski, 1966
Geoemydidae
Glyptopsidae Marsh, 1890
Hamadachelys Tong & Buffetaut, 1996
Harpagichnus Schmidt, 1959
Heckerochelyidae Sukhanov, 2006
Hongkongochelys Ye, 1999
Ida Gray, 1873
Isometremys Chow & Yeh, 1962
Juvemys Hervet, 2003
Kallokibotiidae Nopcsa, 1923
Kayentachelyidae
Kayentachelys Gaffney, Hutchinson, Jenkins & Meeker, 1987
Khodzhakulemys Danilov, 1999
Kinosternidae Agassiz, 1857
Kurobechelys Shikama, 1956
Landreatchelys Hervet, 2004
Lembonax Cope, 1870
Leptochelys Bergounioux & Crouzel, 1965
Limnosauripus Kuhn, 1960
Limnosaurus Marsh, 1872
Lindholmemydidae Chkhikvadze, 1970
Lindholmemys Riabinin, 1935
Macrobaenidae Sukhanov, 1964
Meiolanidae
Meiolaniidae Lydekker, 1887
Mesochersus de Broin, 2003
Mesodermochelys Hirayama & Chitoku, 1996
Mesosauridae Baur, 1889
Millerettidae
Mlynarskiella Shuvalov & Chkhikvadze, 1986
Mongolemys Khosatzky & Mlynarski, 1971
Mongolochelys Khosatzky, 1997
Murgonemys White, 2001
Namibchersus de Broin, 2003
Nanhsiungchelyidae
Nanhsiungchelys
Natemys Wood, Johnson-Gove, Gaffney & Maley, 1996
Neptunochelys
Neurankylidae
Neurochelys Moody, 1980
Neusticemys Fernand & de la Fuen, 1993
Nichollsemys Brinkman, Hart, Jamniczky & Colbert, 2006
Notoemydidae
Odontochelyidae
Oligochelone
Oligopherus Hutchison, 1996
Osteopygidae
Otwayemys Gaffney, Kool, Brinkman, Rich & Vickers-Rich, 1998
Owenemys Hervet, 2004
Oxemys Nesov, 1977
Palaeochersis Rougier, de la Fuente & Arcucci, 1995
Palaeoemys Schleich, 1994
Palaeomauremys Hervet, 2004
Paleotestudo de Lapparent de Broin, 2000
Palmichnus Schmidt, 1959
Pampaemys de la Fuente & Casadio, 2000
Papoulemys Tong, 1998
Paradoxichnium Müller, 1959
Paragravemys Sukhanov, Danilov & Narmandakh, 1999
Pelomedusidae Cope, 1868
Peltochelys Dollo, 1884
Phalangichnus Schmidt, 1959
Planetochelys Weems, 1988
Plastomenidae
Platycheloides Haughton, 1928
Platychelyidae Bräm, 1965
Platysternidae Gray, 1869
Plesiochelydiae
Plesiochelyidae Rütimeyer, 1873
Pleurosternidae Cope, 1868
Podocnemididae Cope, 1868
Polythorax Cope, 1877
Portezueloemys de la Fuente, 2003
Proganochelyidae
Propleuridae
Protemys Owen, 1851
Proterochersidae Nopcsa, 1928
Protorothyrididae
Protostegidae Cope, 1873
Provencemys Hervet, 2004
Pseudograptemys Hutchison, 1996
Pseudosphargis Dames, 1894
Pseudotestudo Loveridge & Williams, 1957
Rhinoclemys McDowell, 1964
Sandownia Meylan, Moody, Walker & Chapman, 2000
Scutemys Wiman, 1930
Senonemys Bohn, 1966
Shachemys Kuznetzov, 1976
Shansiemys Yeh, 1963
Siamochelys Tong, Buffetaut & Suteethorn, 2002
Sichuanchelys Ye & Pi, 1997
Sinemydidae Yeh, 1963
Sinemyidae
Solemydidae Lapparent & Murelaga, 1997
Solnhofia Gaffney, 1975
Sphargidae
Spinemys Khosatzky & Mlynarski, 1966
Tambachichnium Müller, 1954
Taquetochelys de Broin, 1980
Tasbacka Nessov, 1987
Teneremys de Broin, 1980
Testudinidae Batsch, 1788
Testudoflexoolithus Hirsch, 1996
Testudoolithus Hirsch, 1996
Thalassemyidae Rütimeyer, 1878
Toxochelyidae Baur, 1895
Trionychidae Fitzinger, 1826
Turgaiscapha Averianov, 2002
Turkanemys Wood, 2003
Wuguia Matzke, Maisch, Pfretzschner, Ge Sun & Stöhr, 2004
Yumenemys Bohlin, 1953
Zaisanemys Chkhikvadze, 1973