Katrol Formation
Geologic formation in India
Katrol Formation | |
---|---|
Stratigraphic range: Kimmeridgian-Tithonian ~150–145 Ma PreꞒ Ꞓ O S D C P T J K Pg N ↓ | |
Type | Geological formation |
Underlies | Bhuj Formation , Umia Formation |
Overlies | Wagad Formation |
Area | Kutch[1] |
Location | |
Coordinates | ![]() ![]() 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
Dinosaurs
Sauropods of the Katrol Formation | ||||
---|---|---|---|---|
Genus | Species | Material | Notes | Photos |
Sauropoda[3] | Indeterminate | Footprints | A Sauropod. |
Theropods
Theropods of the Katrol Formation | ||||
---|---|---|---|---|
Genus | Species | Material | Notes | Photos |
Megalosauridae? | Indeterminate | Footprints and vertebrae. | Originally described as an Allosauroid.[3] |
Ornithischian
Ornithischians of the Katrol Formation | ||||
---|---|---|---|---|
Genus | Species | Material | Notes | Photos |
Ornithopoda?[3] | Indeterminate | Footprints | An Ornithopod |
Sauropterygians
Sauropterygians of the Katrol Formation | ||||
---|---|---|---|---|
Genus | Species | Material | Notes | Photos |
Cryptoclididae[4] | Indeterminate | Nineteen connected vertebrae. | A Plesiosaur. |
Ichthyosaurs
Ichthyosaurs of the Katrol Formation | ||||
---|---|---|---|---|
Genus | Species | Material | Notes | Photos |
Ophthalmosauridae[5] | Indeterminate | Articulated partial skeleton. | An Ichthyosaur. |
Mollusca
Molluscs of the Katrol Formation | |||
---|---|---|---|
Genus | Species | Material | Notes |
Palaeonucula | P. cuneiformis | A Nut Clam. | |
P. stoliczkai | |||
Trigonia | Sp. | A Clam. | |
Nuculoma | N. wynnei | A Nut Clam | |
Belemnoidea | Indeterminate | A Belemnitida Cephalopod. | |
Streblites | S. plicodiscus | A Oppeliidae ammonite. | |
Oppelia | O. plana | A Oppeliidae ammonite. | |
O. kachhensis | |||
Aspidoceras | A. binodiferum | A Aspidoceratidae ammonite. | |
A. iphiceroides | |||
A. monacanthum | |||
Taramelliceras | T. trachinotum | A Oppeliidae ammonite. | |
Haploceras | H. deplanatum | A Haploceratidae ammonite. | |
H. propinquum | |||
Pachysphinctes | P. bathyplocus | A Perisphinctidae ammonite. | |
Perisphinctes | P. pottingeri | A Perisphinctidae ammonite. | |
P. torquatus | |||
P. katrolensis | |||
P. sparsiplicatus | |||
P. alterneplicatus | |||
P. euplocus | |||
Harpoceras | H. kobelli | A Hildoceratidae ammonite. |
Insecta
Insects of the Katrol Formation | |||
---|---|---|---|
Genus | Species | Material | Notes |
Cycloserpula | sp. | A Millipede. |
See also
References
- ^ "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
- Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. 861 pp. ISBN 0-520-24209-2