Английская Википедия:Denebola brachycephala

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Denebola is an extinct genus of whale belonging to the family Monodontidae. It contains a single known species, Denebola brachycephala. It is the earliest known ancestor of the beluga, Delphinapterus leucas, and dates from the Upper Miocene period.[1] A fossil was found in the Baja California peninsula, indicating that the family once existed in warmer waters.[2]

References

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Шаблон:Odontoceti Шаблон:Taxonbar