Protocetus_atavus

Dorudon_atrox

Georgiacetus_vogtlensis

Zygorhyza_kochii_USNM_11962

Mammalodon_colliveri

Aetiocetus_weltoni

Micromysticetus_rothauseni

Eomysticetus_whitmorei

Archaeschrichtius_ruggieroi

Eschrichtioides_gastaldii

Eschrichtius_robustus

USNM_187416

Metopocetus_durinasus

Mixocetus_elysius

Piscobalaena_nana

Cetotherium_rathkei

Joumocetus_shimitzui

Diorocetus_hiatus

Cophocetus_oregonensis

Titanocetus_sammarinensis

Aglaocetus_moreni

Parietobalaena_campiniana

Parietobalaena_palmeri

Uranocetus_gramensis

Isanacetus_laticephalus

Aglaocetus_patulus

Pelocetus_calvertensis

Caperea_marginata

Balaenella_brachyrhynus

Balaena_mysticetus

Eubalaena_glacialis

Balaenula_astensis

Diunatans_luctoretemergo

Megaptera_hubachi

New_Italian_Specimen1

Plesiobalaenoptera_quarantellii

New_Belgian_Specimen2

New_Peruvian_Specimen1

Balaenoptera_siberi

Balaenoptera_musculus

Balaenoptera_borealis

Balaenoptera_edeni

Balaenoptera_acutorostrata

Balaenoptera_physalus

Megaptera_novaeangliae

Parabalaenoptera_baulinensis

Fragilicetus_velponi

New_Peruvian_Specimen2

Archaebalaenoptera_castriarquati

Protororqualus_cuvieri

New_Belgian_Specimen1

Balaenoptera_portisi