Mexcala Formation
The Mexcala Formation is a Late Cretaceous (late Turonian to late Maastrichtian) geologic formation in Guerrero state, southern Mexico.[1][2]
| Mexcala Formation Stratigraphic range: late Turonian-late Maastrichtian ~90–66 Ma | |
|---|---|
| Type | Geological formation |
| Lithology | |
| Primary | Limestone, sandstone |
| Other | Marl, shale |
| Location | |
| Coordinates | 18.0°N 99.2°W |
| Approximate paleocoordinates | 20.5°N 71.4°W |
| Region | Guerrero state |
| Country |  Mexico |
| Type section | |
| Named for | Mexcala |
  Mexcala Formation (Mexico) | |
Fossil content
Fossil ornithopod tracks assigned to Hadrosauridae indet. and sauropod tracks have been reported from the formation.[3]
Other fossils from the formation include:[1]
See also
- List of fossiliferous stratigraphic units in Mexico
- List of dinosaur-bearing rock formations
- Mesozoic Mexico-related topics
References
- Mexcala Formation at Fossilworks.org
- BioOne Online Journals: "Early MAASTRICHTIAN MOLLUSCA from the MEXCALA FORMATION of the State of GUERRERO, Southern MEXICO"
- Weishampel et al., 2004, "Dinosaur distribution", pp.517-607
- González Arreola, 1977
- Cabral Cano et al., 2000
Bibliography
- A. A. Ramírez Velasco, R. Hernández Rivera, and R. Servin Pichardo. 2014. The hadrosaurian record from Mexico. In D. A. Eberth & D. C. Evans (ed.), Hadrosaurs 340-360
- Weishampel, David B.; Peter Dodson, and Halszka Osmólska (eds.). 2004. The Dinosauria, 2nd edition, 1–880. Berkeley: University of California Press. Accessed 2019-02-21. ISBN 0-520-24209-2
- S. Kiel and M. d. C. Perrilliat. 2001. New gastropods from the Maastrichtian of the Mexcala Formation in Guerrero, southern Mexico, part 1: Stromboidea. Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen 222(3):407-426
- E. Cabral Cano, H. R. Lang, and C. G. A. Harrison. 2000. Stratigraphic Assessment of the Arcelia-Teloloapan area, Southern Mexico: Implications for Southern Mexico's Post-Neocomian Tectonic Evolution. Journal of South American Earth Science 13:443-457
- M. C. Perrilliat, F.J. Vega, and R. Corona. 2000. Early Maastrictian mollusca from the Mexcala formation of the state of Guerro, southern Mexico. Journal of Paleontology 74(1):7-24
- I. Ferrusquia Villafranca, E. Jimenes Hidalgo, and V. M. Bravo Cuevas. 1995. Jurassic and Cretaceous dinosaur footprints from Mexico: additions and revisions. Journal of Vertebrate Paleontology 15(3, suppl.):28A
- C. González Arreola. 1977. Amonitas del Coniaciano (Cretacico superior) de la region de Tepetlapa, estado de Guerrero [Coniacian (Upper Cretaceous) ammonoids from the Tepetlapa region (Guerrero)]. Revista Universidad Nacional Autonoma de Mexico, Instituto de Geologia 1(2):167-173
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