Groom Range, Carrara Fm, Thimble Limestone Mbr., (USGS 3694-CO): Dyeran, Nevada
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Trilobita
- Redlichiida
- Biceratopsidae
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Bristolia fragilis
Palmer and Halley 1979
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Bristolia anteros
Palmer and Halley 1979
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Trilobita
- Redlichiida
- Olenellidae
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Olenellus clarki
(Resser 1928)
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Peachella iddingsi
(Walcott 1884)
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see common names |
Geography
Country: | United States | State/province: | Nevada |
Coordinates: | 37.5° North, 115.7° West (view map) | ||
Paleocoordinates: | 2.5° South, 95.5° West | ||
Basis of coordinate: | estimated from map | ||
Geographic resolution: | outcrop |
Time
Period: | Cambrian | Epoch: | Series 2 |
10 m.y. bin: | Cambrian 2-3 | ||
Key time interval: | Dyeran | Trilobite zone: | Olenellus |
Age range of interval: | 514.8 - 511 m.y. ago |
Stratigraphy
Formation: | Carrara | Member: | Thimble Limestone |
Stratigraphic resolution: | member |
Lithology and environment
Primary lithology: | dolomitic,black,brown argillaceous "limestone" |
Lithology description: The Thimble Limestone Member is characterized by black, brown, and orange thin-bedded argillaceous dolomitic limestone which varies in argillaceous content throughout the study area. | |
Environment: | shallow subtidal indet. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils,mesofossils,microfossils |
Collection methods and comments
Reason for describing collection: | taxonomic analysis |
Metadata
Database number: | 149555 | ||
Authorizer: | W. Kiessling | Enterer: | M. Krause |
Modifier: | J. Marcot | Research group: | marine invertebrate |
Created: | 2013-08-09 19:52:59 | Last modified: | 2022-08-02 15:48:46 |
Access level: | authorizer only | Released: | 2013-11-09 19:52:59 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
47804. | A. R. Palmer and R. B. Halley. 1979. Physical Stratigraphy and Trilobite Biostratigraphy of the Carrara Formation (Lower and Middle Cambrian) in the Southern Great Basin. United States Geological Survey Professional Paper 1047:1-131 [W. Kiessling/M. Krause/J. Ju] |