> Odontoceti [ANCESTRALSPECIES]
> Odontoceti_a [ANCESTRALSPECIES]
> Dolphin [REFERENCESPECIES]
> Odontoceti_b [ANCESTRALSPECIES]
> Vaquita [MODERNSPECIES]
> Monodontidae [ANCESTRALSPECIES]
> Narwhal [MODERNSPECIES]
> Beluga whale [MODERNSPECIES]
> Sperm whale [MODERNSPECIES]