Earth:Paluxy Formation
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| Paluxy Formation Stratigraphic range: Early Cretaceous | |
|---|---|
| Type | Geological formation |
| Unit of | Trinity Group |
| Sub-units | Baum Limestone Member, Georges Creek Member, Lake Merritt Member[1] |
| Underlies | Walnut Formation (Fredericksburg Group) |
| Overlies | Glen Rose Formation |
| Thickness | up to 1,450 ft (440 m)[2] |
| Lithology | |
| Primary | Sandstone, mudstone, limestone |
| Location | |
| Region | North America |
| Type section | |
| Named for | Paluxy, Texas |
| Named by | Robert 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
- Coelurosauria indet.[5]
- Cedarosaurus weiskopfae[6]
- Astrophocaudia slaughteri[6]
- Nodosauridae indet.
- Tenontosaurus cf. tilletti
See also
- List of dinosaur-bearing rock formations
References
- ↑ "Geologic Unit: Paluxy". National Geologic Map Database. USGS. http://ngmdb.usgs.gov/Geolex/Units/Paluxy_9754.html. Retrieved 31 May 2014.
- ↑ "Summary of Citation: Paluxy". National Geologic Map Database. USGS. http://ngmdb.usgs.gov/Geolex/Refsmry/sumry_9754.html. Retrieved 31 May 2014.
- ↑ 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.
- ↑ 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.
- ↑ Langston, W. 1974. Nonmammalian Comanchean tetrapods. Geoscience and Man 8: 77-102.
- ↑ 6.0 6.1 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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