UCLA loc. 3066, North Fork of Cottonwood Creek: Late Barremian, California
collected by M. A. Murphy 1951 - 1953
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Cephalopoda
- Belemnitida
- Belemnitidae
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Acroteuthis aboriginalis
Anderson 1938
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| see common names | |||||||
Geography
| Country: | United States | State/province: | California | County: | Shasta |
| Coordinates: | 40.5° North, 122.6° West (view map) | ||||
| Paleocoordinates: | 39.7° North, 72.1° West | ||||
| Basis of coordinate: | estimated from map |
Time
| Period: | Cretaceous | Epoch: | Early Cretaceous |
| Stage: | Barremian | 10 m.y. bin: | Cretaceous 2 |
| Key time interval: | Late Barremian | Ammonoid zone: | Shasticrioceras poniente |
| Age range of interval: | 125.77 - 121.4 m.y. ago |
Stratigraphy
| Formation: | Budden Canyon | Member: | Chickabilly | ||
| Stratigraphy comments: Lower part of Chickabilly Member of Budden Canyon Formation |
Lithology and environment
| Primary lithology: | not reported |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | field collection | ||
| Reason for describing collection: | general faunal/floral analysis | ||
| Museum repositories: | LACM | ||
| Collectors: | M. A. Murphy | Collection dates: | summers 1951 - 1953 |
Metadata
| Also known as: | LACMIP loc. 23066 | ||
| Database number: | 216288 | ||
| Authorizer: | J. Marcot | Enterer: | J. Marcot |
| Modifier: | J. Marcot | Research group: | marine invertebrate |
| Created: | 2020-12-10 12:48:34 | Last modified: | 2020-12-10 13:40:18 |
| Access level: | the public | Released: | 2020-12-10 12:48:34 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 74711. | M. A. Murphy. 1956. Lower Cretaceous stratigraphic units of Northern California. Bulletin of the American Association of Petroleum Geologists 40(9):2098-2119 [J. Marcot/J. Marcot] |