Bianucci, G. Lambert, O. Post, K. 2007 A high diversity in fossil beaked whales (Mammalia, Odontoceti, Ziphiidae) recovered by trawling from the sea floor off South Africa Geodiversitas 29 561-618 Squalodon Xhosacetus_n_gen Pterocetus_n_gen Khoikhoicetus_n_gen Indopacetus Africanacetus_n_gen Ihlengesi_n_gen Mesoplodon_bidens Mesoplodon_slangkopi_n_sp Mesoplodon_grayi Mesoplodon_layardi Mesoplodon_densirostris Mesoplodon_mirus Hyperoodon Ziphius Izikoziphius_rossi Izikoziphius_angustus_n_gen Nenga_n_gen Tasmacetus Microberardius_n_gen Berardius Osteology Maximum Parsimony Based on reanalysis of the original matrix. Bianucci_etal_2007a