Paluxy Formation

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Paluxy Formation
Stratigraphic range: Early Cretaceous
TypeGeological formation
Unit ofTrinity Group
Sub-unitsBaum Limestone Member, Georges Creek Member, Lake Merritt Member[1]
UnderliesWalnut Formation (Fredericksburg Group)
OverliesGlen Rose Formation
Thicknessup to 1,450 ft (440 m)[2]
Lithology
PrimarySandstone, mudstone, limestone
Location
RegionNorth America
Type section
Named forPaluxy, Texas
Named byRobert Thomas Hill[3]
Paluxy Formation stratigraphic column in Texas

The Paluxy Formation is a geological formation found in Texas, Louisiana, Arkansas, Mississippi and Oklahoma, whose strata date back to the Early Cretaceous. Dinosaur remains are among the fossils that have been recovered from the formation.[4]

Vertebrate paleofauna[]

See also[]

  • List of dinosaur-bearing rock formations

References[]

  1. ^ "Geologic Unit: Paluxy". National Geologic Map Database. USGS. Retrieved 31 May 2014.
  2. ^ "Summary of Citation: Paluxy". National Geologic Map Database. USGS. Retrieved 31 May 2014.
  3. ^ Hill, R.T. (1891). "The Comanche series of the Texas-Arkansas region". Bulletin of the Geological Society of America. 2 (1): 504, 509, 510–511.
  4. ^ Weishampel, David B; et al. (2004). "Dinosaur distribution (Early Cretaceous, North America)." In: Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. Pp. 553-556. ISBN 0-520-24209-2.
  5. ^ Langston, W. 1974. Nonmammalian Comanchean tetrapods. Geoscience and Man 8: 77-102.
  6. ^ a b D’Emic, Michael D. (2012). "Revision of the sauropod dinosaurs of the Lower Cretaceous Trinity Group, southern USA, with the description of a new genus". Journal of Systematic Palaeontology. 11 (6): 707–726. doi:10.1080/14772019.2012.667446.


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