Meter 9, Zone 12, Thomas Range: Rangerian, Utah
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Trilobita
- Proetida
- Bathyuridae
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Goniotelina ensifer
Fortey and Droser 1996
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Trilobita
- Phacopida
- Pliomeridae
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Ectenonotus progenitor
Fortey and Droser 1996
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| see common names | |||||||
Geography
| Country: | United States | State/province: | Utah |
| Coordinates: | 40.9° North, 113.9° West (view map) | ||
| Paleocoordinates: | 7.0° South, 79.5° West | ||
| Basis of coordinate: | estimated from map | ||
| Geographic resolution: | outcrop |
Time
| Period: | Ordovician | Epoch: | Early/Lower Ordovician |
| Stage: | Floian | 10 m.y. bin: | Ordovician 2 |
| Key time interval: | Rangerian | Conodont zone: | Tripodus laevis |
| Age range of interval: | 470.00000 - 469.10000 m.y. ago |
Stratigraphy
| Formation: | Wahwah | ||
| Local section: | Thomas Range | Local bed: | 9 |
| Local order: | bottom to top | ||
| Stratigraphic resolution: | bed |
Lithology and environment
| Primary lithology: | shelly/skeletal lithified "limestone" | ||
| Secondary lithology: | lithified dolomite | ||
| Includes fossils? | Y | ||
| Includes fossils? | Y | ||
| Environment: | carbonate indet. | Tectonic setting: | passive margin |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection excludes: | some macrofossils |
| Collection methods: | bulk,mechanical,field collection |
| Reason for describing collection: | biostratigraphic analysis |
| Museum repositories: | USNM |
Metadata
| Database number: | 37467 | ||
| Authorizer: | S. Holland | Enterer: | S. Holland |
| Modifier: | P. Wagner | Research group: | marine invertebrate |
| Created: | 2004-03-15 12:18:30 | Last modified: | 2012-08-24 15:00:05 |
| Access level: | the public | Released: | 2004-03-15 12:18:30 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 10032. | 1% | R. A. Fortey and M.L. Droser. 1996. Trilobites at the base of the Middle Ordovician, western United States. Journal of Paleontology 70(1):73-99 [S. Holland/S. Holland/P. Wagner] |
Secondary references:
| 42733 | W. C. Sweet and C. M. Tolbert. 1997. An Ibexian (Lower Ordovician) Reference Section in the Southern Egan Range, Nevada, for a Conodont-Based Chronostratigraphy. United States Geological Survey Professional Paper 1579–B:53-81 [P. Wagner/P. Wagner] |