CM, Cinnabar Mountain: Griesbachian, Montana
collected by R. Hofmann 2010
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Bivalvia
- Nuculanida
- Tindariidae
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Unionites fassaensis
(Wissmann 1841)
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17 specimens | |||||||||
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= Austrotindaria svalbardensis
Foster et al. 2017
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Foster et al. 2017 | |||||||||
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Bivalvia
- Myalinida
- Myalinidae
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Myalinella postcarbonica
(Girty 1927)
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3 specimens | |||||||||
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Promyalina spathi
(Newell and Kummel 1942)
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8 specimens | |||||||||
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Bivalvia
- Pectinida
- Claraiidae
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Claraia aurita
(Hauer 1850)
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10 specimens | |||||||||
| (2 measurements) | ||||||||||
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Lingulata
- Lingulida
- Lingulidae
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Lingula borealis
Bittner 1899
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12 specimens | |||||||||
| recombined as Lingularia borealis | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Montana |
| Coordinates: | 45.1° North, 110.8° West (view map) | ||
| Paleocoordinates: | 15.0° North, 32.8° West | ||
| Basis of coordinate: | stated in text | ||
| Geographic resolution: | small collection |
Time
| Period: | Triassic | Epoch: | Early/Lower Triassic |
| 10 m.y. bin: | Triassic 1 | ||
| Key time interval: | Griesbachian | ||
| Age range of interval: | 251.90200 - 251.40000 m.y. ago |
Stratigraphy
| Formation: | Dinwoody |
| Stratigraphic resolution: | bed |
Lithology and environment
| Primary lithology: | lithified "limestone" |
| Environment: | shallow subtidal indet. |
Taphonomy
| Modes of preservation: | mold/impression |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | field collection | ||
| Reason for describing collection: | paleoecologic analysis | ||
| Collectors: | R. Hofmann | Collection dates: | 2010 |
| Collection method comments: Repository: Paleontological Institute and Museum, Zurich University | |||
Metadata
| Database number: | 150714 | ||
| Authorizer: | M. Clapham | Enterer: | M. Clapham |
| Modifier: | M. Manojlovic | Research group: | marine invertebrate |
| Created: | 2013-09-13 13:47:06 | Last modified: | 2016-10-20 13:12:07 |
| Access level: | the public | Released: | 2013-09-13 13:47:06 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 48180. | R. Hofmann, M. Hautmann, and H. Bucher. 2013. A new paleoecological look at the Dinwoody Formation (Lower Triassic, Western USA): intrinsic versus extrinsic controls on ecosystem recovery after the end-Permian mass extinction. Journal of Paleontology 87:854-880 [M. Clapham/M. Clapham] |
Secondary references:
| 60793 | W. J. Foster, S. Danise, and R. J. Twitchett. 2017. A silicified Early Triassic marine assemblage from Svalbard. Journal of Systematic Palaeontology 15:851-877 [P. Wagner/P. Wagner/M. Clapham] |