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词条 Canoa Formation
释义

  1. Fossil content

  2. See also

  3. References

  4. Further reading

{{Infobox rockunit
| name = Canoa Formation
| image =
| caption =
| type = Geological formation
| age = Piacenzian-Calabrian
(Chapadmalalan-Uquian)
~{{fossil range|3.6|1.8}}
| period = Calabrian
| prilithology = Sandstone
| otherlithology =
| namedfor = Canoa
| namedby =
| region = Manabí & Santa Elena Provinces
| country = {{ECU}}
| coordinates = {{coord|1.1|S|80.9|W|display=inline,title}}
| paleocoordinates = {{coord|1.2|S|80.5|W|display=inline}}
| unitof =
| subunits =
| underlies =
| overlies =
| thickness =
| extent =
| area =
| map = {{Location map+ | Ecuador
| relief = 1
| width = 250
| float = center
| places =
| lat_deg = -1.1
| lon_deg = -80.9
| mark = Yellow ffff80 pog.svg
| marksize = 12
}}
| map_caption =
}}

The Canoa Formation is a Piacenzian to Calabrian (Chapadmalalan to Uquian in the SALMA classification) geologic formation in Ecuador. The sandstones were deposited in a coastal environment.[1] The formation is correlated to the Charco Azul Formation of western Panama and southeastern Costa Rica.[2]

Fossil content

The formation has provided bivalve, gastropod, crustacean, echinoid and scaphopod fossils and vertebrates of:

  • Balaenopteridae indet.
  • Cetacea indet.
  • Chondrichthyes indet.
  • Osteichthyes indet.

See also

{{Portal|Earth sciences|Paleontology|Ecuador|Neogene|Prehistory of South America}}
  • List of fossiliferous stratigraphic units in Ecuador

References

1. ^Canoa Formation at Fossilworks.org
2. ^Charco Azul Formation at Fossilworks.org

Further reading

  • G. Bianucci, C. Di Celma, W. Landini and J. Buckeridge. 2006. Palaeoecology and taphonomy of an extraordinary whale barnacle accumulation from the Plio-Pleistocene of Ecuador. Palaeogeography, Palaeoclimatology, Palaeoecology 242:326-342
  • H. A. Pilsbry and A.A. Olsson. 1941. A Pliocene fauna from Western Ecuador. Proceedings of the Natural Sciences of Philadelphia 93:1-79

11 : Geologic formations of Ecuador|Pliocene Series of South America|Pleistocene Ecuador|Neogene Ecuador|Uquian|Chapadmalalan|Sandstone formations|Beach deposits|Paleontology in Ecuador|Geography of Manabí Province|Geography of Santa Elena Province

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