Pab Formation
| Pab Formation | |
|---|---|
| Stratigraphic range: Maastrichtian ~ | |
| Type | Geological formation |
| Underlies | Ranikot Group |
| Overlies | Monajhal Group |
| Thickness | 150–250 m (490–820 ft) |
| Lithology | |
| Primary | Sandstone |
| Other | Mudstone, shale |
| Location | |
| Region | Balochistan |
| Country | Pakistan |
The Pab Formation is a Late Cretaceous geologic formation in Balochistan, in western Pakistan. It is dominated by sandstone, with minor mudstone and shale components.[1] Dinosaur remains are among the fossils that have been recovered from the formation.[2]
Fossil content
[edit source]Among the following fossils were reported from the formation:
Color key
|
Notes Uncertain or tentative taxa are in small text; |
Dinosaurs
[edit source]Saurischians
[edit source]Sauropods
[edit source]| Sauropods of the Pab Formation | ||||||
|---|---|---|---|---|---|---|
| Genus | Species | Location | Stratigraphic position | Material | Notes | Images |
| Isisaurus[3] | I. colberti | Balochistan, Pakistan | Maastrichtian | Braincase, possible Ulna | A lithostrotian titanosaur |  |
| Jainosaurus?[3] | J. septentrionalis | Balochistan, Pakistan | Maastrichtian | Humerus | A colossosaurian titanosaur |  |
Crocodylomorphs
[edit source]| Crocodylomorphs of the Pab Formation | ||||||
|---|---|---|---|---|---|---|
| Genus | Species | Location | Stratigraphic position | Material | Notes | Images |
| Pabwehshi[4] | P. pakistanensis | Balochistan, Pakistan | Maastrichtian | Skull elements | A baurusuchine baurusuchid | |
Invalid taxa
[edit source]See also
[edit source]References
[edit source]- ↑ Umar, Muhammad; Friis, Henrik; Khan, Abdul Salam; Kelling, Gilbert; Kassi, Akhtar Muhammad; Sabir, Muhammad Amjad; Farooq, Muhammad (2013-11-07). "Sediment Composition and Provenance of the Pab Formation, Kirthar Fold Belt, Pakistan: Signatures of Hot Spot Volcanism, Source Area Weathering, and Paleogeography on the Western Passive Margin of the Indian Plate During the Late Cretaceous". Arabian Journal for Science and Engineering. 39 (1): 311–324. doi:10.1007/s13369-013-0850-4. ISSN 1319-8025.
- ↑ Weishampel, et al. (2004). "Dinosaur distribution." Pp. 517-607.
- 1 2 Wilson, Jeffrey A.; Barrett, Paul M.; Carrano, Matthew T. (September 2011). "An associated partial skeleton of Jainosaurus cf. septentrionalis (Dinosauria: Sauropoda) from the Late Cretaceous of Chhota Simla, Central India". Palaeontology. 54 (5): 981–998. Bibcode:2011Palgy..54..981W. doi:10.1111/j.1475-4983.2011.01087.x. hdl:2027.42/86940.
- ↑ Wilson, Jeffrey A.; Malkani, M. Sadiq; Gingerich, Philip D. (2001). "New crocodyliform (Reptilia, Mesoeucrocodylia) from the Upper Cretaceous Pab Formation of Vitakri, Balochistan (Pakistan)". Contributions from the Museum of Paleontology, University of Michigan. 30 (12): 321–336.
Bibliography
[edit source]- 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
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