(Synapsida_slash_Diapsida,(Proganochelys_quenstedti,(Australochelys_africanus,(Palaeochersis_talampayensis,((Kayentachelys_aprix,Selmacryptodira),(Proterochersis_robusta,((Chelidae,Pelomedusidae,Araripemys_barretoi,Euraxemys_essweini,Dirqadim_schaefferi,Podocnemididae,Hamadachelys_escuilliei,Brasilemys_josai,Cearachelys_placidoi,Galianemys_emringeri,Galianemys_whitei,Kurmademys_kallamedensis,Sankuchemys_sethnai,Zolhafah_bella,Rosasia_soutoi,Dortoka_vasconica,Teneremys_lapparenti,MNHN_GDF_801,Elochelys_perfecta,Elochelys_convenarum,Podocnemis_somaliensis,AMNH_30550,AMNH_30551,Platycheloides_nyasae,Eusarkia_rotundiformis,Bairdemys_venezuelensis,(Polysternon_provinciale,(Foxemys_mechinorum,Puentemys_mushaisaensis)),(Araiochelys_hirayamai,Bothremys_cooki,Bothremys_maghrebiana,Bothremys_kellyi,Bothremys_arabicus,Chedighaii_hutchisoni,Chedighaii_barberi,Podocnemis_parva),(Taphrosphys_sulcatus,Taphrosphys_congolensis,Taphrosphys_ippolitoi,Azabbaremys_moragjonesi,Acleistochelys_maliensis,Labrostochelys_galkini,Phosphatochelys_tedfordi,Ummulisani_rutgersensis,Rhothonemys_brinkmani,Nigeremys_gigantea,Arenila_krebsi,Taphrosphys_olssoni,Taphrosphys_ambiguous)),(Platychelys_oberndorferi,Notoemys_zapatocaensis,Notoemys_laticentralis))))))));