Katrol Formation
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| Katrol Formation | |
|---|---|
| Stratigraphic range: Kimmeridgian-Tithonian ~ | |
| Type | Geological formation |
| Underlies | Bhuj Formation , Umia Formation |
| Overlies | Wagad Formation |
| Area | Kutch[1] |
| Location | |
| Coordinates | 23°30′N 70°30′E / 23.5°N 70.5°E |
| Approximate paleocoordinates | 27°24′S 33°18′E / 27.4°S 33.3°E |
| Region | Gujarat |
| Country |  India |
  Katrol Formation (India) | |
The Katrol Formation is a Mesozoic geologic formation in India. Fossil Dinosaur tracks have been reported from the formation. An indeterminate ophthalmosaurid ichthyosaur is also known from the formation in the Kutch district.[2]
Paleobiota
[edit]Dinosaurs
[edit]| Sauropods of the Katrol Formation | ||||
|---|---|---|---|---|
| Genus | Species | Material | Notes | Photos |
| Sauropoda[3] | Indeterminate | Footprints | A Sauropod | |
Theropods
[edit]| Theropods of the Katrol Formation | ||||
|---|---|---|---|---|
| Genus | Species | Material | Notes | Photos |
| Megalosauridae? | Indeterminate | Footprints | Originally described as an Allosauroid.[3] | |
| 3 Vertebrae (they are similar in shape to Torvosaurus vertebrae) | ||||
Ornithischian
[edit]| Ornithischians of the Katrol Formation | ||||
|---|---|---|---|---|
| Genus | Species | Material | Notes | Photos |
| Ornithopoda?[3] | Indeterminate | Footprints | An Ornithopod | |
Sauropterygians
[edit]| Sauropterygians of the Katrol Formation | ||||
|---|---|---|---|---|
| Genus | Species | Material | Notes | Photos |
| Cryptoclididae[4] | Indeterminate | Nineteen connected vertebrae. | A Plesiosaur. | |
Ichthyosaurs
[edit]| Ichthyosaurs of the Katrol Formation | ||||
|---|---|---|---|---|
| Genus | Species | Material | Notes | Photos |
| Ophthalmosauridae[5] | Indeterminate | Articulated partial skeleton. | An Ichthyosaur. | |
Mollusca
[edit]| Molluscs of the Katrol Formation | |||
|---|---|---|---|
| Genus | Species | Material | Notes |
| Palaeonucula | P. cuneiformis | ||
| P. stoliczkai | |||
| Trigonia | Sp. | ||
| Nuculoma | N. wynnei | ||
| Belemnoidea | Indeterminate | ||
See also
[edit]References
[edit]- ^ "Katrol Formation, Kutch, India: Varying interactions between eustasy and basin subsidence". ResearchGate. Retrieved 30 October 2017.
- ^ Supriya, Lakshmi. "Remarkably Complete 150 Million Year Old Marine Reptile Fossil Found in Gujarat - The Wire". thewire.in.
- ^ a b c Dinosaur Fauna from Mesozoic Rocks of Western India- Z.G. Ghevariya and C. Srikarni
- ^ BARDET, N; MAZIN, J.-M.; CARIOU, E.; ENAY, R.; KRISHNA, J. (1991). "Les Plesiosauria du Jurassique supérieur de la province de Kachchh (Inde)". Les Plesiosauria du Jurassique supérieur de la province de Kachchh (Inde). 313 (11): 1343–1347. ISSN 0764-4450.
- ^ Prasad, Guntupalli V. R.; Pandey, Dhirendra K.; Alberti, Matthias; Fürsich, Franz T.; Thakkar, Mahesh G.; Chauhan, Gaurav D. (25 October 2017). "Discovery of the first ichthyosaur from the Jurassic of India: Implications for Gondwanan palaeobiogeography". PLOS ONE. 12 (10): e0185851. Bibcode:2017PLoSO..1285851P. doi:10.1371/journal.pone.0185851. PMC 5656312. PMID 29069082.
Bibliography
[edit]- Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. 861 pp. ISBN 0-520-24209-2