Английская Википедия:Alsea Formation

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Шаблон:Short description Шаблон:Infobox rockunit The Alsea Formation is a geologic formation in Oregon. It preserves fossils dating back to the Rupelian stage of the Oligocene period.[1]

Fossil content

The following fossils have been reported from the formation:[1]

Mammals

Fish

See also

References

Шаблон:Reflist

Bibliography

  1. 1,0 1,1 Alsea Formation at Fossilworks.org
  2. Deméré & Berta, 2008
  3. Peredo et al., 2018
  4. Fordyce, 2002
  5. Welton, 2016