Denwa River, Satpura district: Anisian, India
collected by Hughes
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Amphibia
- Temnospondyli
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Mastodonsaurus sp.
Jaeger 1828
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1 specimen | |||||||||
| IM.H20/6, fragment of clavicle | ||||||||||
|
= Mastodonsaurus indicus n. sp.
Lydekker 1890
|
Lydekker 1890 | |||||||||
| nomen dubium belonging to Stereospondyli | ||||||||||
| see common names | ||||||||||
Geography
| Country: | India |
| Coordinates: | 22.2° North, 78.2° East (view map) |
| Paleocoordinates: | 48.3° South, 51.2° East |
| Basis of coordinate: | based on nearby landmark |
| Geographic resolution: | small collection |
Time
| Period: | Triassic | Epoch: | Middle Triassic |
| Stage: | Anisian | 10 m.y. bin: | Triassic 2 |
| Key time interval: | Anisian | ||
| Age range of interval: | 247.20000 - 242.00000 m.y. ago |
Stratigraphy
| Formation: | Denwa | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: Vertebrate biostratigraphy (e.g. Bandyopadhyay & Sengupta 1999. J. Afr. Earth Sciences 29:233-241) has been used to argue for an early Anisian age for the Denwa, on the basis of similarities to the fauna of the Moenkopi Formation of the USA | |||||
Lithology and environment
| Primary lithology: | not reported |
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | survey of museum collection |
| Reason for describing collection: | taxonomic analysis |
| Collectors: | Hughes |
| Collection method comments: IM: Indian Museum Collection, Calcutta | |
Metadata
| Database number: | 136643 | ||
| Authorizer: | R. Butler | Enterer: | R. Butler | Research group: | vertebrate |
| Created: | 2012-11-30 18:49:49 | Last modified: | 2012-11-30 01:49:49 |
| Access level: | the public | Released: | 2012-11-30 18:49:49 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 17140. | ETE | R. Lydekker. 1885. The Reptilia & Amphibia of the Maleria & Denwa Groups. Memoirs of the Geological Survey of India. Palaeontologia Indica, Series IV. Indian Pretertiary Vertebrata 1(5):1-38 [M. Carrano/M. Carrano/R. Butler] |
Secondary references:
| 29026 | R. Lydekker. 1890. Catalogue of the Fossil Reptilia and Amphibia of the British Museum of Natural History. Part IV: the orders Anomodontia, Ecaudata, Caudata, and Labyrinthodontia, and supplement 1-295 [H. Sims/J. Camp/R. Benson] |