(Protocetus_atavus,(Georgiacetus_vogtlensis,Dorudon_atrox,(Zygorhyza_kochii_USNM_11962,(Mammalodon_colliveri,(Aetiocetus_weltoni,((Micromysticetus_rothauseni,Eomysticetus_whitmorei),(((Caperea_marginata,((Balaenula_astensis,Eubalaena_glacialis),(Balena_mysticetus,Balaenella_brachyrhynus))),((Archaeschrichtius_ruggieroi,(Eschrichtius_robustus,Eschrichtioides_gastaldii)),(((Megaptera_hubachi,((Archaebalaenoptera_castriarquati,Protororqualus_cuvieri),(Megaptera_novaeangliae,(Balaenoptera_physalus,(Balaenoptera_acutorostrata,Balaenoptera_edeni,Balaenoptera_borealis,Balaenoptera_musculus))))),(Balaenoptera_siberi,Diunatans_luctoretemergo)),(Parabalaenoptera_baulinensis,Plesiobalaenoptera_quarantellii)))),(Titanocetus_sammarinensis,(Aglaocetus_moreni,(Cophocetus_oregonensis,(Parietobalaena_palmeri,Diorocetus_hiatus,Joumocetus_shimitzui,(Uranocetus_gramensis,(Isanacetus_laticephalus,(Pelocetus_calvertensis,Aglaocetus_patulus))),(USNM_187416,(Cetotherium_rathkii,Piscobalaena_nana,Mixocetus_elysius,Metopocetus_durinasus,(Herentalia_nigra,Herpetocetus_transatlanticus,Herpetocetus_bramblei,Herpetocetus_scaldiensis,Herpetocetus_sp_Japan,Nannocetus_eremus))))))))))))));