StaurotypusClaudius_angustatusBaltemys_staurogastrosXenochelysKinosternon_acutumKinosternon_alamosaeKinosternon_angustiponsKinosternon_bauriiKinosternon_carinatumKinosternon_creaseriKinosternon_depressumKinosternon_dunniKinosternon_fiavescensKinosternon_herreraiKinosternon_hirtipesKinosternon_integrumKinosternon_leucostomumKinosternon_minorKinosternon_chimalhuacaKinosternon_oaxacaeKinosternon_odoratumKinosternon_scorpioidesKinosternon_sonorienseKinosternon_subrubrumOsteologyMaximum ParsimonyBased on reanalysis of the original matrix.Iverson_1991a