Earth:Ixcoy Formation
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Short description: Geologic formation in Guatemala
| Ixcoy Formation Stratigraphic range: Aptian-Maastrichtian | |
|---|---|
| Type | Formation |
| Lithology | |
| Primary | Limestone |
| Location | |
| Coordinates | [ ⚑ ] : 15°48′N 91°18′W / 15.8°N 91.3°W |
| Paleocoordinates | [ ⚑ ] 24°36′N 80°48′W / 24.6°N 80.8°W |
| Region | Huehuetenango Department |
| Country |  Guatemala |
| Extent | Guatemalan Highlands |
| Type section | |
| Named for | San Juan Ixcoy |
  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
- ↑ Ixcoy Formation at Fossilworks.org
- ↑ Machorro Sagastume, 2005, p.9
- ↑ San Ramon at Fossilworks.org
- ↑ San Ramon-Barillas at Fossilworks.org
- ↑ Capzin at Fossilworks.org
- ↑ San Mateo Ixtatan-Soloma at Fossilworks.org
Bibliography
- Machorro Sagastume, Rudy. 2005. Evaluación hidrogeológica de Alta Verapaz, 1–77. Universidad de San Carlos de Guatemala. Accessed 2019-02-05.
- Scott, R.W.. 1995. Cretaceous rudists of Guatemala. Revista Mexicana de Ciencias Geológicas 12. 294–306. Accessed 2019-02-05.
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