Dalmon Formation, Chamba District: Olenekian, India
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Saurichthyiformes
- Saurichthyidae
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Saurichthys sp.
Agassiz 1834
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Geography
| Country: | India |
| Coordinates: | 32.9° North, 76.1° East (view map) |
| Paleocoordinates: | 42.0° South, 60.6° East |
| Basis of coordinate: | estimated from map |
Time
| Period: | Triassic | Epoch: | Early/Lower Triassic |
| Stage: | Olenekian | 10 m.y. bin: | Triassic 1 |
| Key time interval: | Olenekian | ||
| Age range of interval: | 251.20000 - 247.20000 m.y. ago |
Stratigraphy
| Formation: | Dalmon |
Lithology and environment
| Primary lithology: | calcareous "limestone" |
| Lithology description: The calcareous arenites which yielded fish tooth is about 50cm thick and is topmost of bed of the Triassic sequence exposed in the area. This bed is underlain by thinly bedded dull grey limestone which have yielded crinoids and ammonoids of Lower Triassic Age. | |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
| Museum repositories: | GSI |
| Collection method comments: Geological Survey of India, Northern Region, NRV-2/390 | |
Metadata
| Database number: | 130313 | ||
| Authorizer: | M. Clapham | Enterer: | P. Vazquez |
| Modifier: | M. Clapham | Research group: | vertebrate |
| Created: | 2012-07-07 08:48:07 | Last modified: | 2013-11-25 13:02:06 |
| Access level: | the public | Released: | 2012-07-07 08:48:07 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 42236. | V. P. Mishra, D. K. Mehrotra, A. C. Pande and M.D. Amjad Ali. 1990. A Teleostean Fish from the Lower Triassic of Chamba, Himachal Pradesh. Journal of the Palaeontological Society of India 35:73-76 [M. Clapham/P. Vazquez] |