Beaver Dam Mountains BM5, Bed 2: Spathian, Utah
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Rhynchonellata
- Terebratulida
- Gusarellidae
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Protogusarella smithi
Perry and Chatterton 1979
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3 specimens | ||||||
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Rhynchonellata
- Rhynchonellida
- Norellidae
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Piarorhynchella ? triassica
(Girty 1927)
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1 specimen | ||||||
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Bivalvia
- Trigoniida
- Myophoriidae
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Myophoria sp.
Bronn 1834
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1 specimen | ||||||
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Bivalvia
- Myalinida
- Myalinidae
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Promyalina putiatensis
(Kiparisova 1938)
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3 specimens | ||||||
| recombined as Promyalina putiatinensis | |||||||
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Bivalvia
- Pectinida
- Aviculopectinidae
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Eumorphotis multiformis
(Bittner 1899)
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5 specimens | ||||||
| see common names | |||||||
Geography
| Country: | United States | State/province: | Utah | County: | Washington |
| Coordinates: | 37.1° North, 113.7° West (view map) | ||||
| Paleocoordinates: | 8.4° North, 39.2° West | ||||
| Basis of coordinate: | unpublished field data | ||||
| Geographic resolution: | small collection |
Time
| Period: | Triassic | Epoch: | Early/Lower Triassic |
| Stage: | Olenekian | 10 m.y. bin: | Triassic 1 |
| Key time interval: | Spathian | ||
| Age range of interval: | 248.90000 - 247.20000 m.y. ago |
Stratigraphy
Lithology and environment
| Primary lithology: | green lithified siltstone |
| Includes fossils? | Y |
| Lithology description: Poorly exposed red shale with thin dark red bivalve limestone level | |
| Environment: | carbonate indet. |
Taphonomy
| Modes of preservation: | body,mold/impression |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 62984 | ||
| Authorizer: | A. McGowan | Enterer: | A. McGowan |
| Modifier: | M. Clapham | Research group: | marine invertebrate |
| Created: | 2006-08-02 04:47:10 | Last modified: | 2013-03-28 14:30:52 |
| Access level: | the public | Released: | 2006-08-02 04:47:10 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 18152. | A. J. McGowan, A. B. Smith, and P. D. Taylor. 2009. Faunal diversity, heterogeneity and body size in the Early Triassic: testing post-extinction paradigms in the Virgin Limestone of Utah, USA. Australian Journal of Earth Sciences 56:859-872 [A. McGowan/A. McGowan/M. Clapham] |