Packard Formation

Packard Formation
Stratigraphic range: Mesozoic
Type Geological formation
Unit of Cabollona Group
Location
Country  Mexico

The Packard Formation is a Mesozoic geologic formation.[1] The formation may be from the Kirtlandian land vertebrate age.[2] It has a similar fauna to the Corral de Enmedio Formation.[2]

Paleofauna

The fragmentary remains of indeterminate lepisosteids, trionychids, eusuchians, hadrosaurids, and ceratopsids are known from the Packard Formation.

Color key
Taxon Reclassified taxon Taxon falsely reported as present Dubious taxon or junior synonym Ichnotaxon Ootaxon Morphotaxon
 Notes
Uncertain or tentative taxa are in small text; crossed out taxa are discredited.
Vertebrates of the Packard Formation
Genus Species Location Stratigraphic position Abundance Notes

Albertosaurus[3]

Indeterminate[3]

Chamops[2]

C. segnis[2]

Melvius[2]

Indeterminate[2]

Tototlmimus[4]

T. packardensis[4]

Cabullona Group

See also

Footnotes

  1. ↑ Weishampel, et al. (2004). "Dinosaur distribution." Pp. 517-607.
  2. 1 2 3 4 5 6 "Corral De Enmedio and Packard Formations, Cabollona Group, Sonora, Mexico," in Sullivan and Lucas (2006). Page 16.
  3. 1 2 Listed as "cf. Albertosaurus sp." in "Corral De Enmedio and Packard Formations, Cabollona Group, Sonora, Mexico," in Sullivan and Lucas (2006). Page 16.
  4. 1 2 Claudia Inés Serrano-Brañas; Esperanza Torres-Rodríguez; Paola Carolina Reyes-Luna; Ixchel González-Ramírez; Carlos González-Leóne (2016). "A new ornithomimid dinosaur from the Upper Cretaceous Packard Shale Formation (Cabullona Group) Sonora, México". Cretaceous Research. 58: 49–62. doi:10.1016/j.cretres.2015.08.013.

References

  • Sullivan, R.M., and Lucas, S.G. 2006. "The Kirtlandian land-vertebrate "age" – faunal composition, temporal position and biostratigraphic correlation in the nonmarine Upper Cretaceous of western North America." New Mexico Museum of Natural History and Science, Bulletin 35:7-29.
  • Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. 861 pp.  ISBN 0-520-24209-2.


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