Earth:Nestucca Formation

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Nestucca Formation
Stratigraphic range: Bartonian-Priabonian
~40–34 Ma
TypeFormation
Lithology
PrimarySiltstone
OtherSandstone, shale
Location
Coordinates [ ⚑ ] : 45°12′N 124°00′W / 45.2°N 124.0°W / 45.2; -124.0
Paleocoordinates [ ⚑ ] 45°30′N 111°42′W / 45.5°N 111.7°W / 45.5; -111.7
RegionTillamook County, Oregon
Country United States
Type section
Named forNestucca River
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The Nestucca Formation is a geologic formation in Oregon. It preserves fossils dating back to the Bartonian to Priabonian stages of the Eocene period.[1]

Fossil content

The formation has provided fossils of:[1]

Vertebrates

Mammals
Fish

Invertebrates

Gastropods
  • Calliovarica oregonensis[4]
Bivalves
  • Nucinella oregona[5]
Decapods

See also

  • List of fossiliferous stratigraphic units in Oregon
  • Paleontology in Oregon
  • Alsea Formation

References

  1. 1.0 1.1 Nestucca Formation at Fossilworks.org
  2. 2.0 2.1 2.2 2.3 Welton, 1972
  3. 3.0 3.1 Welton, 1974
  4. Hickman, 2018
  5. Vokes, 1956
  6. Feldmann, 1989

Bibliography

  • Hickman, C. S. 2018. A new Calliovarica species (Seguenzioidea: Chilodontidae) from the Eocene of Oregon, USA: Persistence of a relict Mesozoic gastropod group in a unique forearc tectonic setting. PaleoBios 35. 1–10.
  • Feldmann, R. M. 1989. Lyreidus alseanus Rathbun from the Paleogene of Washington and Oregon, U.S.A.. Annals of Carnegie Museum 58. 61–70.
  • Welton, B. J. 1974. Heptranchias howellii (Reed, 1946) (Selachii: Hexanchidae) in the Eocene of the United States and British Columbia. PaleoBios 17. 1–15.
  • Welton, B. J. 1972. Fossil sharks in Oregon. The Ore Bin 34. 161–170.
  • Vokes, H. E. 1956. Notes on the Nucinellidae (Pelecypoda) with description of a new species from the Eocene of Oregon. Journal of Paleontology 30. 652–671.