Demere, T. A. McGowen, M. R. Berta, A. Gatesy, J. 2008 Morphological and molecular evidence for a stepwise evolutionary transition from teeth to baleen in mysticete whales Systematic Biology 57 15-37 Zygorhiza_kochii Physeter_macrocephalus Tasmacetus_shepherdi Megaptera_novaeangliae Balaenoptera_physalus Balaenoptera_musculus Balaenoptera_borealis Balaenoptera_edeni_brydei Balaenoptera_bonaerensis Balaenoptera_acutorostrata Eschrichtius_robustus Caperea_marginata Balaena_mysticetus Eubalaena Mammalodon_colliveri Aetiocetus_weltoni Aetiocetus_cotylalveus Aetiocetus_polydentatus Chonecetus_goedertorum Eomysticetus_whitmorei Aglaocetus_patulus Cetotherium_rathkii Cophocetus_oregonensis Diorocetus_hiatus Isanacetus_laticephalus Mixocetus_elysius Parietobalaena_palmeri Pelocetus_calvertensis Balaenoptera_gastaldii SDSNH_90517 Megaptera_miocaena Megaptera_hubachi Parabalaenoptera_baulinensis Agorophius Squalodon_calvertensis Janjucetus_hunderi Osteology Maximum Parsimony Based on reanalysis of the original matrix. Demere_etal_2008a