Davis 180: Middle Ordovician, California
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Rhynchonellata
- Orthida
- Orthidae
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Orthambonites decipiens
(Phleger 1933)
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Trilobita
- Asaphida
- Asaphidae
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Isotelus spurius
Phleger 1933
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recombined as Anataphrus spurius | |||||||
see common names |
Geography
Country: | United States | State/province: | California | County: | Inyo |
Coordinates: | 36.9° North, 118.1° West (view map) | ||||
Paleocoordinates: | 5.9° South, 84.8° West | ||||
Basis of coordinate: | stated in text | ||||
Geographic resolution: | outcrop |
Time
Period: | Ordovician | Epoch: | Middle Ordovician |
10 m.y. bin: | Ordovician 2-3 | ||
Key time interval: | Middle Ordovician | ||
Age range of interval: | 470.00000 - 458.40000 m.y. ago |
Stratigraphy
Formation: | Barrel Spring |
Stratigraphic resolution: | formation |
Lithology and environment
Primary lithology: | not reported | ||
Includes fossils? | Y | ||
Environment: | marine indet. | Tectonic setting: | passive margin |
Taphonomy
Modes of preservation: | body,replaced with silica |
Size of fossils: | macrofossils,mesofossils,microfossils |
Collection methods and comments
Reason for describing collection: | general faunal/floral analysis |
Museum repositories: | USGS |
Metadata
Database number: | 196181 | ||
Authorizer: | J. Marcot | Enterer: | J. Marcot | Research group: | marine invertebrate |
Created: | 2018-09-06 12:05:11 | Last modified: | 2018-09-06 12:05:11 |
Access level: | the public | Released: | 2018-09-06 12:05:11 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
66726. | D. C. Ross. 1966. Stratigraphy of some Paleozoic formations in the Independence quadrangle, Inyo County, California. United States Geological Survey Professional Paper 396:1-64 [J. Marcot/J. Marcot] |