CAS Loc. 31210, Bear Creek: Coniacian, California
collected by McCoy and Bennison
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Gastropoda
- Pseudomelaniidae
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Acteonina ursula n. sp.
Anderson 1958
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| recombined as Paosia ursula | |||||||
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Acteonina ursulagorda n. sp.
Anderson 1958
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| synonym of Paosia ursula | |||||||
| see common names | |||||||
Geography
| Country: | United States | State/province: | California | County: | Shasta |
| Coordinates: | 40.6° North, 121.9° West (view map) | ||||
| Paleocoordinates: | 44.6° North, 85.8° West | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Geographic resolution: | outcrop |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Coniacian | 10 m.y. bin: | Cretaceous 6 |
| Key time interval: | Coniacian | ||
| Age range of interval: | 89.80000 - 86.30000 m.y. ago |
Stratigraphy
| Geological group: | Asuncion | Formation: | Redding | Member: | Bear Creek Sandstone |
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: Coniacian, fide Haggart 1986 | |||||
Lithology and environment
| Primary lithology: | not reported |
| Includes fossils? | Y |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection excludes: | some macrofossils |
| Collection methods: | surface (in situ),survey of museum collection |
| Reason for describing collection: | biostratigraphic analysis |
| Museum repositories: | CAS |
| Collectors: | McCoy and Bennison |
Metadata
| Database number: | 86858 | ||
| Authorizer: | A. Hendy, J. Marcot | Enterer: | A. Hendy, J. Marcot |
| Modifier: | J. Marcot | Research group: | marine invertebrate |
| Created: | 2009-02-21 21:42:58 | Last modified: | 2021-09-11 15:51:21 |
| Access level: | the public | Released: | 2009-02-21 21:42:58 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 11610. | F. M. Anderson. 1958. Upper Cretaceous of the Pacific Coast. Geological Society of America Memoir 71:1-378 [A. Miller/A. Hendy/M. Clapham] |
Secondary references:
| 29214 | T. Matsumoto. 1960. Upper Cretaceous ammonites of California. Part III. Memoirs of the Faculty of Science, Kyushu University Series D, Geology, Special Volume II 1-204 [A. Hendy/A. Hendy/A. Hendy] |