SinonyxMesonyxPachyaenaSusscrofaHippopotamusAmbulocetusRemingtonocetusDalanistesEocetusPakicetidaeRodhocetusGaviacetusCarolinacetusProtocetusGeorgiacetusBabiacetusBasilosaurusDorudonArtiocetusQaisracetusAegyptocetusOsteologyMaximum ParsimonyBased on reanalysis of the original matrix.Bianucci_et_Gingerich_2011a