(Sphenodon_punctatus,(Simosaurus_gaillardoti,Owenetta_kitchingorum,Anthodon_serrarius,Proganochelys_quenstedti,(Proterochersis_robusta,Palaeochersis_talampayensis,Australochelys_africanus,(Kayentachelys_aprix,Condorchelys_antiqua,Indochelys_spatulata,(Heckerochelys_romani,(Helochelydra_nopcsai,((Meiolania_platyceps,Mongolochelys_efremovi),(Kallokibotion_bajazidi,((((Notoemys_laticentralis,(Platychelys_oberndorferi,Caribemys_oxfordiensis)),((Elseya_dentata,(Chelodina_oblonga,Phrynops_geoffroanus)),(Podocnemis_expansa,(Erymnochelys_madagascariensis,Pelomedusa_subrufa)))),(Dorsetochelys_delairi,((Pleurosternon_bullockii,(Glyptops_plicatulus,Dinochelys_whitei)),(Neurankylus_eximius,(Trinitichelys_hiatti,(Plesiobaena_antiqua,(Boremys_pulchra,(Baena_arenosa,Chisternon_undatum)))))))),(Plesiochelys_solodurensis,((Solnhofia_parsonsi,Santanachelys_gaffneyi),(Xinjiangchelys_latimarginalis,(((Hangaiemys_hoburensis,Judithemys_sukhanovi,(Dracochelys_bicuspis,(Sinemys_lens,Ordosemys_leios))),((Protochelydra_zangerli,(Macroclemys_temminckii,Chelydra_serpentina)),(Platysternon_megacephalum,((Gopherus_polyphemus,Chrysemys_picta,Geoclemys_hamiltonii),(Dermatemys_mawii,(Baptemys_wyomingensis,(Hoplochelys_crassa,(Staurotypus_triporcatus,(Sternotherus_odoratus,Kinosternon_flavescens))))),((Adocus_beatus,(Zangerlia_neimongolensis,Basilemys_variolosa)),(Peltochelys_durlstonensis,((Apalone_spinifera,Lissemys_punctata),(Anosteira_ornata,Carettochelys_insculpta)))))))),(Toxochelys_latiremys,((Caretta_caretta,Chelonia_mydas),(Mesodermochelys_undulatus,Dermochelys_coriacea))))))))))))))));