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词条 El Mamey Formation
释义

  1. Fossil content

  2. See also

  3. References

  4. Further reading

{{Infobox rockunit
| name = El Mamey Formation
| image =
| caption =
| type = Formation
| age = Burdigalian-Langhian
| period = Langhian
| prilithology = Shale, sandstone, conglomerate
| otherlithology = Dominican amber
| namedfor =
| namedby =
| region =
| country = {{DOM}}
| coordinates = {{coord|19.5|N|70.7|W|display=inline,title}}
| paleocoordinates = {{coord|19.3|N|69.5|W|display=inline}}
| unitof =
| subunits =
| underlies =
| overlies =
| thickness =
| extent =
| area =
| map = {{Location map+ | Dominican Republic
| relief = 1
| width = 250
| float = center
| places =
| lat_deg = 19.5
| lon_deg = -70.7
| mark = Yellow pog.svg
| marksize = 12
}}
| map_caption =
}}

The El Mamey Formation is a geologic formation in the Dominican Republic. The formation consists of shales and sandstones interspersed with a conglomerate of well-rounded pebbles, deposited in a fluvio-deltaic environment. El Mamey Formation is one of the formations containing Dominican amber and preserves fossils dating back to the Burdigalian to Langhian period.[1]

Fossil content

{{see also|Dominican amber}}
  • Palaeoraphe dominicana
  • Roystonea palaea
  • Sphaerodactylus ciguapa, S. dommeli
  • Trithrinax dominicana
  • Eleutherodactylus sp.
  • Chilopoda indet.
  • Diptera indet.

See also

{{Portal|Earth sciences|Dominican Republic|Paleontology|Neogene|Prehistory of North America}}
  • List of fossiliferous stratigraphic units in the Dominican Republic
  • La Toca Formation
  • Baitoa Formation
  • Cercado Formation

References

1. ^El Mamey Formation at Fossilworks.org

Further reading

  • G. O. Poinar, Jr. and D. C. Canatella. 1987. An upper Eocene frog from the Dominican Republic and its implication for Caribbean biogeography. Science 237:1215-1216

11 : Geologic formations of the Dominican Republic|Neogene Dominican Republic|Burdigalian|Langhian|Shale formations|Sandstone formations|Conglomerate formations|Deltaic deposits|Fluvial deposits|Paleontology in the Dominican Republic|Dominican amber

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