(Chelydra_serpentina,(Macrochelys_temminckii,((Agomphus_pectoralis,Notomorpha_garmanii,Hoplochelys_crassa_combined,Hoplochelys_clark,(Dermatemys_mawii,Baptemys_wyomingensis)),(Yelmochelys_rosarioae,((Staurotypus_triporcatus,Claudius_angustatus),(Baltemys_staurogastros,(Xenochelys_lostcabinensis,(Xenochelys_formosa,(Kinosternon_flavescens,Sternotherus_carinatus)))))))));