LACMIP loc. 26346, Garzas Creek: Early/Lower Maastrichtian - Late/Upper Maastrichtian, California
collected by R. B. Stewart and W. P. Popenoe 1944
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Gastropoda
- Eucyclidae
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Cidarina beta
Squires and Saul 2003
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Cidarina cretacea
Squires and Saul 2003
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| see common names | |||||||
Geography
| Country: | United States | State/province: | California | County: | Stanislaus |
| Coordinates: | 36.9° North, 120.8° West (view map) | ||||
| Paleocoordinates: | 42.8° North, 96.7° West | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Geographic resolution: | outcrop |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Maastrichtian | 10 m.y. bin: | Cretaceous 8 |
| Key time interval: | Early/Lower Maastrichtian - Late/Upper Maastrichtian | ||
| Age range of interval: | 72.10000 - 66.00000 m.y. ago |
Stratigraphy
| Geological group: | Great Valley | Formation: | Moreno | Member: | Tierra Loma Shale |
| Stratigraphic resolution: | member | ||||
| Stratigraphy comments: Moreno Formation, Tierra Loma Shale Member. Age: Late early to early late Maastrichtian. | |||||
Lithology and environment
| Primary lithology: | sandstone |
| Includes fossils? | Y |
| Environment: | marine indet. |
| Geology comments: No paleoenvironmental data reported. | |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | field collection | ||
| Reason for describing collection: | biostratigraphic analysis | ||
| Museum repositories: | LACM | ||
| Collectors: | R. B. Stewart and W. P. Popenoe | Collection dates: | 1944 |
Metadata
| Also known as: | UCLA loc. 6346 | ||
| Database number: | 176784 | ||
| Authorizer: | P. Wagner, J. Marcot | Enterer: | P. Wagner, J. Marcot |
| Modifier: | M. Carrano | Research group: | marine invertebrate |
| Created: | 2016-03-02 21:22:29 | Last modified: | 2021-10-13 09:53:05 |
| Access level: | the public | Released: | 2016-03-02 21:22:29 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 58335. | L. R. Saul and R. L. Squires. 2008. Cretaceous trichotropid gastropods from the Pacific slope of North America: Possible pathways to calyptraeid morphology. The Nautilus 122(3):115-142 [P. Wagner/P. Wagner] |
Secondary references:
| 58284 | R. L. Squires and L. R. Saul. 2003. New late Cretaceous (Campanian and Maastrichtian) marine gastropods from California. Journal of Paleontology 77(1):50-63 [P. Wagner/P. Wagner] |