LACMIP 41798: Gelasian, California
collected by Alexandra Buczek, Austin Hendy 2017
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
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Unsorted fossils
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Thecostraca
- Balanomorpha
- Balanidae
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Balanidae indet.
Leach 1817
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Gastropoda
- Neogastropoda
- Columbellidae
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Mitrella tuberosa
(Carpenter 1864)
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Mitrella gausapata
(Gould 1850)
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Gastropoda
- Procerithiidae
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Lirobittium casmaliense
(Bartsch 1911)
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Gastropoda
- Neotaenioglossa
- Calyptraeidae
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Crepidula princeps
Conrad 1855
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Bivalvia
- Pandorida
- Pandoridae
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Pandora bilirata
Conrad 1855
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recombined as Pandora (Pandorella) bilirata | |||||||
Bivalvia
- Pectinida
- Pectinidae
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Lituyapecten dilleri
(Dall 1901)
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see common names |
Geography
Country: | United States | State/province: | California | County: | Santa Maria |
Coordinates: | 34.9° North, 120.5° West (view map) | ||||
Paleocoordinates: | 34.8° North, 119.9° West |
Time
Period: | Quaternary | Epoch: | Pleistocene |
Stage: | Gelasian | 10 m.y. bin: | Cenozoic 6 |
Key time interval: | Gelasian | ||
Age range of interval: | 2.58000 - 1.80000 m.y. ago | ||
Age estimate: | 2.0 to 1.75 Ma (Sr isotope) |
Stratigraphy
Formation: | Foxen Mudstone |
Lithology and environment
Primary lithology: | lithified mudstone |
Secondary lithology: | siltstone |
Lithology description: The Foxen Mudstone consists primarily of gray mudstone and clayey siltstone with diatomaceous shale interbedded in its lower part. Limestone concretions and phosphatic pellets are widespread throughout. Lenticular conglomerates are present at the base of the section. | |
Environment: | marine indet. |
Taphonomy
Modes of preservation: | body,original aragonite,original calcite |
Size of fossils: | macrofossils,mesofossils,microfossils |
Collection methods and comments
Collection methods: | bulk,field collection | ||
Reason for describing collection: | paleoecologic analysis | ||
Museum repositories: | LACM | ||
Collectors: | Alexandra Buczek, Austin Hendy | Collection dates: | 2017 |
Metadata
Also known as: | AB170604, Foxen Mudstone, Shuman Cut | ||
Database number: | 214282 | ||
Authorizer: | J. Sessa | Enterer: | A. Buczek |
Modifier: | A. Buczek | Research group: | marine invertebrate |
Created: | 2020-09-22 10:10:40 | Last modified: | 2020-09-22 10:20:34 |
Access level: | the public | Released: | 2020-09-22 10:10:40 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
72722. | A. Buczek, A. Hendy, M. Hopkins and J. Sessa. 2020. On the reconciliation of biostratigraphy and strontium isotope stratigraphy of three southern Californian Plio-Pleistocene formations. Geological Society America Bulletin 133(1-2):100-114 [A. Hendy/A. Hendy/J. Marcot] |