Mexcala Formation

Mexcala Formation
Stratigraphic range: late Turonian-late Maastrichtian
~90–66 Ma
TypeGeological formation
Lithology
PrimaryLimestone, sandstone
OtherMarl, shale
Location
Coordinates18°00′N 99°12′W / 18.0°N 99.2°W / 18.0; -99.2
Approximate paleocoordinates20°30′N 71°24′W / 20.5°N 71.4°W / 20.5; -71.4
RegionGuerrero state
Country Mexico
Type section
Named forMexcala
Mexcala Formation is located in Mexico
Mexcala Formation
Mexcala Formation (Mexico)

The Mexcala Formation is a Late Cretaceous (late Turonian to late Maastrichtian) geologic formation in Guerrero state, southern Mexico.[1][2]

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]

Ammonites

See also

References

  1. ^ a b Mexcala Formation at Fossilworks.org
  2. ^ BioOne Online Journals: "Early MAASTRICHTIAN MOLLUSCA from the MEXCALA FORMATION of the State of GUERRERO, Southern MEXICO"
  3. ^ Weishampel et al., 2004, "Dinosaur distribution", pp.517-607
  4. ^ a b c d e González Arreola, 1977
  5. ^ a b c d e 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.; Dodson, Peter; Osmólska, Halszka (2004), The Dinosauria, 2nd edition, Berkeley: University of California Press, pp. 1–880, ISBN 0-520-24209-2, retrieved 2019-02-21
  • 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