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