Northern Montezuma Range, Poleta Fm, locality 1316: Montezuman, Nevada
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Trilobita
- Redlichiida
- Holmiidae
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Grandinasus informal sp. A
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see common names |
Geography
Country: | United States | State/province: | Nevada | County: | Esmeralda |
Coordinates: | 37.7° North, 117.3° West (view map) | ||||
Paleocoordinates: | 19.0° North, 150.7° West (Wright 2013) | ||||
Basis of coordinate: | estimated from map | ||||
Geographic resolution: | outcrop |
Time
Period: | Cambrian | Epoch: | Series 2 |
Stage: | Stage 3 | 10 m.y. bin: | Cambrian 2 |
Key time interval: | Montezuman | Zone: | Nevadella |
Age range of interval: | 519.9 - 514.8 m.y. ago |
Lithology and environment
Primary lithology: | "shale" |
Lithology description: shale | |
Environment: | shallow subtidal indet. |
Geology comments: shale unit in the middle of the lower member of the Poleta
Formation |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils,mesofossils |
Collection methods and comments
Reason for describing collection: | taxonomic analysis |
Metadata
Database number: | 140650 | ||
Authorizer: | W. Kiessling | Enterer: | M. Krause | Research group: | marine invertebrate |
Created: | 2013-03-14 01:50:49 | Last modified: | 2013-03-13 09:50:49 |
Access level: | authorizer only | Released: | 2013-06-14 01:50:49 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
45528. | J. S. Hollingsworth. 2006. Holmiidae (Trilobita: Olenellina) of the Montezuman Stage (Early Cambrian) in Western Nevada. Journal of Paleontology 80(2):309-332 [W. Kiessling/M. Krause] |