Makah Formation
| Makah Formation | |
|---|---|
| Stratigraphic range: | |
 Fossil of Branchioplax from the Makah Formation | |
| Type | Formation |
| Unit of | Twin River Group |
| Underlies | Pysht Formation |
| Overlies | Hoko River Formation |
| Lithology | |
| Primary | Sandstone, siltstone |
| Location | |
| Region | Washington (state) |
| Country | United States |
| Type section | |
| Named for | Makah Reservation |
| Named by | Snavely et al, 1980 |
The Makah Formation is a geologic formation in Washington (state). It was deposited during the late Paleogene period between the late Eocene and early Oligocene epoches, and preserves marine fossils dating to the early Oligocene. It outcrops at the northwestern edge of the Olympic Peninsula.[1][2]
Vertebrate paleobiota
[edit]The following fossil taxa are known:[2]
Mammals
[edit]| Mammals of the Makah Formation | |||||
|---|---|---|---|---|---|
| Genus | Species | Presence | Material | Notes | Images |
| Fucaia | F. buelli | An aetiocetid baleen whale. | |||
| Mysticeti indet. | A baleen whale of uncertain affinities. | ||||
Birds
[edit]| Birds of the Makah Formation | |||||
|---|---|---|---|---|---|
| Genus | Species | Presence | Material | Notes | Images |
| Galliformes indet. | Skull | A landfowl of uncertain affinities. | |||
| Klallamornis | K. buchanani | A plotopterid suliform. | 
| ||
| K. clarki | |||||
| Makahala | M. mirae | An early tubenose seabird.[3] | |||
| ?Phalacrocoracoidea indet. | An indeterminate relative of cormorants and darters. | ||||
| Tonsala | T. hildegardae | A plotopterid suliform. | 
| ||
See also
[edit]
References
[edit]- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.
- ^ "Geolex — Makah publications". ngmdb.usgs.gov. Retrieved 2024-11-21.
- ^ a b "PBDB". paleobiodb.org. Retrieved 2024-11-21.
- ^ Mayr, Gerald (2022), Mayr, Gerald (ed.), "Phaethontiformes and Aequornithes: The Aquatic and Semi-aquatic Neaovian Taxa", Paleogene Fossil Birds, Cham: Springer International Publishing, pp. 117–152, doi:10.1007/978-3-030-87645-6_7, ISBN 978-3-030-87645-6, retrieved 2024-11-21
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