(Bos,(Hippopotamus_amphibius,(((Eubalaena_glacialis,(Eschrichtius_robustus,Megaptera)),(Eomysticetus_whitmorei,Micromysticetus_rothauseni)),(Zygorhiza_kochii,(CCNHM_1000,(Echoventaor_sandersi,(Squalodon_calvertensis,((Ziphius_cavirostris,(Physeter_catodon,Kogia_breviceps)),(Delphinapterus_leucas,(Orcinus_orca,((Kentriodon_pernix,((Inia_geoffrensis,Lipotes_vexillifer),((Pontoporia_blainvillei,Comp_Brachydelphis),(Zarhachis_flagellator,Zarhinocetus_errabundus_149588)))),((Pterophocoena_nishinoi,(Phocoena_phocoena,Phocoenoides_dalli)),(Tursiops_truncatus,Leucopleurus_acutus)))))))))))));