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| Testudines | Cryptodira | Nanhsiungchelyidae †Anomalochelys |
|  Testudines | Cryptodira | Nanhsiungchelyidae †Basilemys |
| Testudines | Cryptodira | Nanhsiungchelyidae †Jiangxichelys |
|  Testudines | Cryptodira | Nanhsiungchelyidae †Kharakhutulia |
|  Testudines | Cryptodira | Protostegidae †Alienochelys |
|  Testudines | Cryptodira | Protostegidae †Archelon |
|  Testudines | Cryptodira | Protostegidae †Atlantochelys |
|  Testudines | Cryptodira | Protostegidae †Bouliachelys |
| Testudines | Cryptodira | Protostegidae †Calcarichelys |
|  Testudines | Cryptodira | Protostegidae †Cratochelone |
|  Testudines | Cryptodira | Protostegidae †Desmatochelys |
| Testudines | Cryptodira | Protostegidae †Iserosaurus |
|  Testudines | Cryptodira | Protostegidae †Notochelone |
|  Testudines | Cryptodira | Protostegidae †Ocepechelon |
| Testudines | Cryptodira | Protostegidae †Pneumatoarthrus |
|  Testudines | Cryptodira | Protostegidae †Protostega |
|  Testudines | Cryptodira | Protostegidae †Rhinochelys |
|  Testudines | Cryptodira | Protostegidae †Santanachelys |
| Testudines | Cryptodira | Protostegidae †Terlinguachelys |
|  Testudines | Cryptodira | Trionychia †Sinaspideretes |
|  Testudines | Cryptodira | Trionychia | Carettochelyidae †Allaeochelys |
|  Testudines | Cryptodira | Trionychia | Carettochelyidae †Anosteira |
|  Testudines | Cryptodira | Trionychia | Carettochelyidae Carettochelys |
|  Testudines | Cryptodira | Trionychia | Trionychidae †Axestemys |
|  Testudines | Cryptodira | Trionychia | Trionychidae †Drazinderetes |
| Testudines | Cryptodira | Trionychia | Trionychidae †Gilmoremys |
| Testudines | Cryptodira | Trionychia | Trionychidae †Hutchemys |
|  Testudines | Cryptodira | Trionychia | Trionychidae †Khunnuchelys |
|  Testudines | Cryptodira | Trionychia | Trionychidae †Palaeoamyda |
|  Testudines | Cryptodira | Trionychia | Trionychidae Amyda |
|  Testudines | Cryptodira | Trionychia | Trionychidae Apalone |
|  Testudines | Cryptodira | Trionychia | Trionychidae Chitra |
|  Testudines | Cryptodira | Trionychia | Trionychidae Cyclanorbis |
|  Testudines | Cryptodira | Trionychia | Trionychidae Cycloderma |
|  Testudines | Cryptodira | Trionychia | Trionychidae Dogania |
|  Testudines | Cryptodira | Trionychia | Trionychidae Lissemys |
|  Testudines | Cryptodira | Trionychia | Trionychidae Nilssonia |
|  Testudines | Cryptodira | Trionychia | Trionychidae Palea |
|  Testudines | Cryptodira | Trionychia | Trionychidae Pelochelys |
|  Testudines | Cryptodira | Trionychia | Trionychidae Pelodiscus |
|  Testudines | Cryptodira | Trionychia | Trionychidae Rafetus |
|  Testudines | Cryptodira | Trionychia | Trionychidae Trionyx |
|  Testudines | Cryptodira | Testudinoidea | Testudinidae †Hadrianus |
|  Testudines | Cryptodira | Testudinoidea | Testudinidae †Hesperotestudo |
|  Testudines | Cryptodira | Testudinoidea | Testudinidae †Megalochelys |
|  Testudines | Cryptodira | Testudinoidea | Testudinidae †Solitudo |
|  Testudines | Cryptodira | Testudinoidea | Testudinidae †Stylemys |
|  Testudines | Cryptodira | Testudinoidea | Testudinidae †Cylindraspis |
|  Testudines | Cryptodira | Testudinoidea | Testudinidae Aldabrachelys |
|  Testudines | Cryptodira | Testudinoidea | Testudinidae Astrochelys |
|  Testudines | Cryptodira | Testudinoidea | Testudinidae Centrochelys |
|  Testudines | Cryptodira | Testudinoidea | Testudinidae Chelonoidis |
|  Testudines | Cryptodira | Testudinoidea | Testudinidae Chersina |
|  Testudines | Cryptodira | Testudinoidea | Testudinidae Geochelone |
|  Testudines | Cryptodira | Testudinoidea | Testudinidae Gopherus |
|  Testudines | Cryptodira | Testudinoidea | Testudinidae Homopus |
|  Testudines | Cryptodira | Testudinoidea | Testudinidae Indotestudo |
|  Testudines | Cryptodira | Testudinoidea | Testudinidae Kinixys |
|  Testudines | Cryptodira | Testudinoidea | Testudinidae Malacochersus |
|  Testudines | Cryptodira | Testudinoidea | Testudinidae Manouria |
|  Testudines | Cryptodira | Testudinoidea | Testudinidae Psammobates |
|  Testudines | Cryptodira | Testudinoidea | Testudinidae Pyxis |
|  Testudines | Cryptodira | Testudinoidea | Testudinidae Stigmochelys |
|  Testudines | Cryptodira | Testudinoidea | Testudinidae Testudo |
|  Testudines | Cryptodira | Testudinoidea | Geoemydidae †Banhxeochelys |
|  Testudines | Cryptodira | Testudinoidea | Geoemydidae Batagur |
|  Testudines | Cryptodira | Testudinoidea | Geoemydidae Cuora |
|  Testudines | Cryptodira | Testudinoidea | Geoemydidae Cyclemys |
|  Testudines | Cryptodira | Testudinoidea | Geoemydidae Geoclemys |
|  Testudines | Cryptodira | Testudinoidea | Geoemydidae Geoemyda |
|  Testudines | Cryptodira | Testudinoidea | Geoemydidae Hardella |
|  Testudines | Cryptodira | Testudinoidea | Geoemydidae Heosemys |
| Testudines | Cryptodira | Testudinoidea | Geoemydidae Leucocephalon |
|  Testudines | Cryptodira | Testudinoidea | Geoemydidae Malayemys |
|  Testudines | Cryptodira | Testudinoidea | Geoemydidae Mauremys |
|  Testudines | Cryptodira | Testudinoidea | Geoemydidae Melanochelys |
|  Testudines | Cryptodira | Testudinoidea | Geoemydidae Morenia |
|  Testudines | Cryptodira | Testudinoidea | Geoemydidae Notochelys |
|  Testudines | Cryptodira | Testudinoidea | Geoemydidae Orlitia |
|  Testudines | Cryptodira | Testudinoidea | Geoemydidae Pangshura |
|  Testudines | Cryptodira | Testudinoidea | Geoemydidae Rhinoclemmys |
|  Testudines | Cryptodira | Testudinoidea | Geoemydidae Sacalia |
|  Testudines | Cryptodira | Testudinoidea | Geoemydidae Siebenrockiella |
|  Testudines | Cryptodira | Testudinoidea | Geoemydidae Vijayachelys |
|  Testudines | Cryptodira | Testudinoidea | Platysternidae Platysternon |
|  Testudines | Cryptodira | Testudinoidea | Emydidae †Acherontemys 47-45 Mya |
|  Testudines | Cryptodira | Testudinoidea | Emydidae Actinemys |
|  Testudines | Cryptodira | Testudinoidea | Emydidae Chrysemys |
|  Testudines | Cryptodira | Testudinoidea | Emydidae Clemmys |
|  Testudines | Cryptodira | Testudinoidea | Emydidae Deirochelys |
|  Testudines | Cryptodira | Testudinoidea | Emydidae Emydoidea |
|  Testudines | Cryptodira | Testudinoidea | Emydidae Emys |
|  Testudines | Cryptodira | Testudinoidea | Emydidae Glyptemys |
|  Testudines | Cryptodira | Testudinoidea | Emydidae Graptemys |
|  Testudines | Cryptodira | Testudinoidea | Emydidae Malaclemys |
|  Testudines | Cryptodira | Testudinoidea | Emydidae Pseudemys |
|  Testudines | Cryptodira | Testudinoidea | Emydidae Terrapene |
|  Testudines | Cryptodira | Testudinoidea | Emydidae Trachemys |
| Testudines | Cryptodira | Chelonoidea | Dermochelyidae †Arabemys |
| Testudines | Cryptodira | Chelonoidea | Dermochelyidae †Corsochelys |
| Testudines | Cryptodira | Chelonoidea | Dermochelyidae †Cosmochelys |
|  Testudines | Cryptodira | Chelonoidea | Dermochelyidae †Eosphargis |
|  Testudines | Cryptodira | Chelonoidea | Dermochelyidae †Mesodermochelys |
|  Testudines | Cryptodira | Chelonoidea | Dermochelyidae †Psephophorus |
|  Testudines | Cryptodira | Chelonoidea | Dermochelyidae Dermochelys |
|  Testudines | Cryptodira | Chelonoidea | Cheloniidae †Allopleuron |
|  Testudines | Cryptodira | Chelonoidea | Cheloniidae †Carolinochelys |
| Testudines | Cryptodira | Chelonoidea | Cheloniidae †Eochelone |
|  Testudines | Cryptodira | Chelonoidea | Cheloniidae †Gigantatypus |
|  Testudines | Cryptodira | Chelonoidea | Cheloniidae †Glarichelys |
| Testudines | Cryptodira | Chelonoidea | Cheloniidae †Itilochelys |
| Testudines | Cryptodira | Chelonoidea | Cheloniidae †Mexichelys |
| Testudines | Cryptodira | Chelonoidea | Cheloniidae †Miocaretta |
|  Testudines | Cryptodira | Chelonoidea | Cheloniidae †Pacifichelys |
| Testudines | Cryptodira | Chelonoidea | Cheloniidae †Syllomus |
|  Testudines | Cryptodira | Chelonoidea | Cheloniidae †Tasbacka |
|  Testudines | Cryptodira | Chelonoidea | Cheloniidae Caretta |
|  Testudines | Cryptodira | Chelonoidea | Cheloniidae Chelonia |
|  Testudines | Cryptodira | Chelonoidea | Cheloniidae Eretmochelys |
|  Testudines | Cryptodira | Chelonoidea | Cheloniidae Lepidochelys |
|  Testudines | Cryptodira | Chelonoidea | Cheloniidae Natator |
| Testudines | Cryptodira | Chelydroidea | Chelydridae †Chelydrops |
|  Testudines | Cryptodira | Chelydroidea | Chelydridae †Chelydropsis |
| Testudines | Cryptodira | Chelydroidea | Chelydridae †Emarginachelys |
| Testudines | Cryptodira | Chelydroidea | Chelydridae †Macrocephalochelys |
| Testudines | Cryptodira | Chelydroidea | Chelydridae †Planiplastron |
| Testudines | Cryptodira | Chelydroidea | Chelydridae †Protochelydra |
|  Testudines | Cryptodira | Chelydroidea | Chelydridae Chelydra |
|  Testudines | Cryptodira | Chelydroidea | Chelydridae Macrochelys |
|  Testudines | Cryptodira | Chelydroidea | Dermatemydidae Dermatemys |
| Testudines | Cryptodira | Chelydroidea | Kinosternidae †Hoplochelys |
|  Testudines | Cryptodira | Chelydroidea | Kinosternidae Claudius |
|  Testudines | Cryptodira | Chelydroidea | Kinosternidae Kinosternon |
|  Testudines | Cryptodira | Chelydroidea | Kinosternidae Staurotypus |
|  Testudines | Cryptodira | Chelydroidea | Kinosternidae Sternotherus |
|  Testudines | Pleurodira | Araripemydidae †Araripemys |
| Testudines | Pleurodira | Bothremydidae †Araiochelys |
| Testudines | Pleurodira | Bothremydidae †Arenila |
| Testudines | Pleurodira | Bothremydidae †Azabbaremys |
| Testudines | Pleurodira | Bothremydidae †Bothremys |
|  Testudines | Pleurodira | Bothremydidae †Cearachelys 110 Mya |
| Testudines | Pleurodira | Bothremydidae †Chedighaii |
|  Testudines | Pleurodira | Bothremydidae †Chupacabrachelys |
| Testudines | Pleurodira | Bothremydidae †Eotaphrosphys |
|  Testudines | Pleurodira | Bothremydidae †Foxemys |
|  Testudines | Pleurodira | Bothremydidae †Galianemys |
| Testudines | Pleurodira | Bothremydidae †Ilatardia |
| Testudines | Pleurodira | Bothremydidae †Inaechelys |
| Testudines | Pleurodira | Bothremydidae †Itapecuruemys |
| Testudines | Pleurodira | Bothremydidae †Jainemys |
| Testudines | Pleurodira | Bothremydidae †Kinkonychelys |
| Testudines | Pleurodira | Bothremydidae †Kurmademys |
| Testudines | Pleurodira | Bothremydidae †Labrostochelys |
|  Testudines | Pleurodira | Bothremydidae †Nigeremys |
| Testudines | Pleurodira | Bothremydidae †Phosphatochelys |
|  Testudines | Pleurodira | Bothremydidae †Polysternon |
| Testudines | Pleurodira | Bothremydidae †Puentemys |
| Testudines | Pleurodira | Bothremydidae †Rosasia |
| Testudines | Pleurodira | Bothremydidae †Rhothonemys |
| Testudines | Pleurodira | Bothremydidae †Sankuchemys |
| Testudines | Pleurodira | Bothremydidae †Taphrosphys |
| Testudines | Pleurodira | Bothremydidae †Ummulisani |
| Testudines | Pleurodira | Bothremydidae †Zolhafah |
|  Testudines | Pleurodira | Sahonachelyidae †Sahonachelys |
| Testudines | Pleurodira | Sahonachelyidae †Sokatra |
| Testudines | Pleurodira | Chelidae †Lomalatachelys |
| Testudines | Pleurodira | Chelidae †Prochelidella |
| Testudines | Pleurodira | Chelidae †Yaminuechelys |
|  Testudines | Pleurodira | Chelidae Acanthochelys |
|  Testudines | Pleurodira | Chelidae Chelodina |
|  Testudines | Pleurodira | Chelidae Chelus |
|  Testudines | Pleurodira | Chelidae Elseya |
|  Testudines | Pleurodira | Chelidae Elusor |
|  Testudines | Pleurodira | Chelidae Emydura |
|  Testudines | Pleurodira | Chelidae Hydromedusa |
|  Testudines | Pleurodira | Chelidae Mesoclemmys |
|  Testudines | Pleurodira | Chelidae Myuchelys |
|  Testudines | Pleurodira | Chelidae Phrynops |
|  Testudines | Pleurodira | Chelidae Platemys |
|  Testudines | Pleurodira | Chelidae Pseudemydura |
|  Testudines | Pleurodira | Chelidae Rheodytes |
|  Testudines | Pleurodira | Chelidae Rhinemys |
| Testudines | Pleurodira | Podocnemididae †Albertwoodemys |
|  Testudines | Pleurodira | Podocnemididae †Bauruemys |
| Testudines | Pleurodira | Podocnemididae †Brontochelys |
|  Testudines | Pleurodira | Podocnemididae †Caninemys |
|  Testudines | Pleurodira | Podocnemididae †Carbonemys 60-58 Mya |
| Testudines | Pleurodira | Podocnemididae †Cerrejonemys |
| Testudines | Pleurodira | Podocnemididae †Cordichelys |
|  Testudines | Pleurodira | Podocnemididae †Lapparentemys 66-62 Mya |
| Testudines | Pleurodira | Podocnemididae †Latentemys |
|  Testudines | Pleurodira | Podocnemididae †Stupendemys 9.0–7.246 Mya |
|  Testudines | Pleurodira | Podocnemididae Erymnochelys |
|  Testudines | Pleurodira | Podocnemididae Peltocephalus |
|  Testudines | Pleurodira | Podocnemididae Podocnemis |
|  Testudines | Pleurodira | Pelomedusidae Pelomedusa |
|  Testudines | Pleurodira | Pelomedusidae Pelusios |