Earth:Ixcoy Formation

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Short description: Geologic formation in Guatemala
Ixcoy Formation
Stratigraphic range: Aptian-Maastrichtian
TypeFormation
Lithology
PrimaryLimestone
Location
Coordinates [ ⚑ ] : 15°48′N 91°18′W / 15.8°N 91.3°W / 15.8; -91.3
Paleocoordinates [ ⚑ ] 24°36′N 80°48′W / 24.6°N 80.8°W / 24.6; -80.8
RegionHuehuetenango Department
Country Guatemala
ExtentGuatemalan Highlands
Type section
Named forSan Juan Ixcoy
Ixcoy Formation is located in Guatemala
Ixcoy Formation
Ixcoy Formation (Guatemala)

The Ixcoy Formation is a geologic formation in Guatemala. It preserves fossils dating back to the Cretaceous period.[1] The upper part of the Ixcoy Formation is laterally equivalent with the Campur Formation of the Petén Basin in northern Guatemala.[2]

Fossil content

The following fossils have been uncovered from the formation:[3][4][5][6]

  • Biradiolites jamaicensis
  • Chubbina jamaicensis
  • Praeradiolites cf. verseyi
  • Senalveolina aubouini
  • Thyrastylon adhaerens
  • Texicaprina cf. orbiculata
  • Chondrodonta sp.
  • ?Planocaprina sp.

See also

  • List of fossiliferous stratigraphic units in Guatemala

References

Bibliography