Losar, sample 1005, Brayardites compressus beds: Smithian, India
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Cephalopoda
- Ceratitida
- Hedenstroemiidae
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Pseudosageceras multilobatum
Noetling 1905
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Cephalopoda
- Ceratitida
- Aspenitidae
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Pseudaspenites cf. layeriformis
(Welter 1922)
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Aspenites acutus
Hyatt and Smith 1905
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| (1 measurement) | ||||||||||
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Cephalopoda
- Ceratitida
- Flemingitidae
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Hermannites rursiradiatus
Brühwiler et al. 2012
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Cephalopoda
- Ceratitida
- Melagathiceratidae
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Jinyaceras hindostanum
(Diener 1897)
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Cephalopoda
- Ceratitida
- Arctoceratidae
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Brayardites compressus
Brühwiler et al. 2010
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| in table and text (1 measurement) | ||||||||||
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Cephalopoda
- Ceratitida
- Proptychitidae
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Xiaoqiaoceras involutus
Brayard and Bucher 2008
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| (2 measurements) | ||||||||||
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Tulongites xiaoqiaoi
Brühwiler et al. 2010
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Cephalopoda
- Phylloceratida
- Galfettitidae
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? Galfettites sp.
Brayard and Bucher 2008
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| (2 measurements) | ||||||||||
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= Pseudogalfettites sp.
Smyshlyaeva and Zakharov 2021
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Smyshlyaeva and Zakharov 2021 | |||||||||
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Urdyceras tulongensis
Brühwiler et al. 2010
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| see common names | ||||||||||
Geography
| Country: | India | State/province: | Himachal Pradesh |
| Coordinates: | 32.4° North, 77.8° East (view map) | ||
| Paleocoordinates: | 43.0° South, 61.1° East | ||
| Basis of coordinate: | estimated from map | ||
| Altitude: | 4100 meters | ||
| Geographic resolution: | outcrop |
Time
| Period: | Triassic | Epoch: | Early/Lower Triassic |
| Stage: | Olenekian | 10 m.y. bin: | Triassic 1 |
| Key time interval: | Smithian | Ammonoid zone: | Brayardites compressus |
| Age range of interval: | 251.20000 - 248.90000 m.y. ago |
Stratigraphy
| Formation: | Mikin | Member: | Limestone and Shale | ||
| Local section: | Losar | Local bed: | 7.1 m | ||
| Local order: | bottom to top | ||||
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: Middle-Late Smithian | |||||
Lithology and environment
| Primary lithology: | lithified "shale" |
| Secondary lithology: | lithified "limestone" |
| Includes fossils? | Y |
| Lithology description: Dark shale with intercalated limestone, nodular limestone and diagenetic nodules | |
| Environment: | offshore indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils,mesofossils |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 139682 | ||
| Authorizer: | W. Kiessling, M. Clapham | Enterer: | M. Krause, M. Clapham |
| Modifier: | M. Clapham | Research group: | marine invertebrate |
| Created: | 2013-02-15 20:01:13 | Last modified: | 2016-03-31 18:43:07 |
| Access level: | authorizer only | Released: | 2013-05-15 20:01:13 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 44904. | T. Brühwiler, H. Bucher, and L. Krystyn. 2012. Middle and Late Smithian (Early Triassic) ammonoids from Spiti, India. Special Papers in Palaeontology 88:115-174 [W. Kiessling/M. Krause] |
Secondary references:
| 78359 | O. P. Smyshlyaeva and Y. D. Zakharov. 2021. New findings of Early Triassic representatives of the suborders Ussuritina and Paraceltitina (Ammonoidea) from South Primorye. Paleontological Journal 55:489-496 [M. Clapham/M. Clapham] |