SqualodonXhosacetusPterocetusKhoikhoicetusIndopacetusAfricanacetusIhlengesiMesoplodon_bidensMesoplodon_slangkopiMesoplodon_grayiMesoplodon_layardiMesoplodon_densirostrisMesoplodon_mirusHyperoodonZiphiusIzikoziphius_rossiIzikoziphius_angustusNengaTasmacetusMicroberardiusBerardiusArchaeoziphiusNazcacetusChoneziphiusZiphirostrumOsteologyMaximum ParsimonyBased on reanalysis of the original matrix.Lambert_etal_2009a