Bhuj Formation
| Bhuj Formation | |
|---|---|
| Stratigraphic range: | |
| Type | Geological formation |
| Sub-units | Umia, Ghuneri & Ukra members |
| Underlies | N/A |
| Overlies | Katrol Formation |
| Lithology | |
| Primary | Sandstone |
| Location | |
| Coordinates | 23°42′N 69°00′E / 23.7°N 69.0°E |
| Approximate paleocoordinates | 30°18′S 33°48′E / 30.3°S 33.8°E |
| Region | Gujarat, Kutch |
| Country | India |
  Bhuj Formation (India) | |
The Bhuj Formation is a Cretaceous (Valanginian to Santonian)[1] geologic formation in India. Fossil sauropod tracks and tracks from the ichnogenera Skolithos, Diplocraterion, Pholeus and Planolites have been reported from the formation.[2]
Geology
[edit]Paleobiota
[edit]Color key
|
Notes Uncertain or tentative taxa are in small text; |
Sauropterygia
[edit]| Sauropterygians from the Bhuj Formation | ||||||
|---|---|---|---|---|---|---|
| Genus | Species | Material | Time period | Notes | Images | |
| Simolestes[3] | S. indicus | Symphysis of the mandible, about 3.55 inches long | Late Jurassic | Originally referred to as Plesiosaurus indicus.[4] Might not belong to Simolestes.[5] |  | |
Mollusca
[edit]| Molluscas from the Bhuj Formation | ||||||
|---|---|---|---|---|---|---|
| Genus | Species | Material | Notes | |||
| Umiaites | sp. | |||||
| Virgatosphinctes | sp. | |||||
| Aulacosphinctes | sp | |||||
| Tropaeum | T. australis | |||||
| Opisthotrigonia | O. retrorsa | |||||
| Indotrigonia | I. beyschlagi | |||||
| Pterotrigonia | P. umiensis | |||||
| P. kitchinin | ||||||
| P. ventricosa | ||||||
| P. ghuneriensis | ||||||
| P. sp. | ||||||
| Gervillella | G. anceps | |||||
| Megatrigonia | sp. | |||||
| Cheloniceras | C. martini | |||||
| Astarte | A. major | |||||
| Aulacosphinctes | sp. | |||||
| Micracanthoceras | sp. | |||||
| Tithopeltoceras | T. lakhaparensis | |||||
| Opisthotrigonia | O. retrorsa | |||||
| Megacucullaea | M. eminens | |||||
| Pleurotomaria | P. umiensis | |||||
| Bathrotomaria | B. brihattama | |||||
| Chlamys | C. moondanensis | |||||
| Gryphaea | sp. | |||||
| Lithophaga | sp. | |||||
| Opisthotrigonia | O. spissicostata | |||||
| Iotrigonia | I. vscripta | |||||
| I. recurva | ||||||
| Steinmanella | S. mamillata | |||||
| Astarte? | A. venkatappayyi | |||||
| Deshayesites | D. deshayesi | |||||
| Laevitrigonia | L. cardiniiformis | |||||
See also
[edit]References
[edit]- ↑ Lohani, Nidhi; Mukherjee, Soumyajit; Singh, Seema; Pawar, Aashu; Shaikh, Mohamedharoon (2023), "Structural Geological Field Guide: Bhuj Area (Gujarat, India)", in Mukherjee, Soumyajit (ed.), Structural Geology and Tectonics Field Guidebook—Volume 2, Cham: Springer International Publishing, pp. 227–250, doi:10.1007/978-3-031-19576-1_7, ISBN 978-3-031-19576-1, retrieved 2026-04-02
- ↑ Weishampel, et al. (2004). "Dinosaur distribution." Pp. 517-607.
- ↑ 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.
- ↑ Lydekker, Richard (1877), English: Notices of New and Other Vertebrata From Indian Tertiary and Secondary Rocks, retrieved 2024-02-27
- ↑ Noè, L. F. (2001). A taxonomic and functional study of the Callovian (Middle Jurassic) Pliosauroidea (Reptilia, Sauropterygia). Chicago
Bibliography
[edit]- 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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