(Chelidae,(Ararypemys_barretoi,(Euraxemys_essweini,(Pelomedusidae,(Bothremydidae,(Brasilemys_josai,((Hamadachelys_escuillie,Portezueloemys_patagonica),(Bauruemys_elegans,(aff_Roxochelys_vilavilensis,((Neochelys_lapparenti,((Neochelys_arenarum,(Dacquemys_paleomorpha,(Stereogenys_cromeri,(Shweboemys_antiqua,(Bairdemys_sanchezi,(Bairdemys_hartsteini,(Bairdemys_venezuelensis,Bairdemys_winklerae))))))),(Erymnochelys_madagascariensis,Peltocephalus_dumerilianus))),(Cerrejonemys_wayuunaiki,(((Podocnemis_bassleri,Podocnemis_vogli),(Podocnemis_expansa,Podocnemis_lewyana)),(Podocnemis_erythrocephala,(Podocnemis_sextuberculata,Podocnemis_unifilis))))))))))))));