Metasqualodon symmetricus Okazaki 1982 (whale)

Mammalia - Mysticeti

Full reference: Y. Okazaki. 1982. A lower Miocene squalodontid from the Ashiya Group, Kyushu, Japan. Bulletin of the Kitakyushu Museum of Natural History 4:107-112

Belongs to Metasqualodon according to J. H. Geisler et al. 2017

See also Fordyce and de Muizon 2001, Okazaki 1982, Okazaki 1985 and Okazaki 1987

Sister taxa: none

Type specimen: KMNH VP 000,004, a tooth. Its type locality is Umashima Island, which is in a Chattian marine horizon in the Waita Formation of Japan.

Ecology: aquatic carnivore-suspension feeder

Distribution:

• Oligocene of Japan (4 collections)

Total: 4 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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