"Sandstone Reef" locality, CAS 31318a, Fresno County: Paleocene, California
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Gastropoda
- Heterostropha
- Ringiculidae
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Tornatellaea cf. pinguis
(Gabb 1864)
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| recombined as Ringicula (Ringicula) pinguis | ||||||||||
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Gastropoda
- Neogastropoda
- Buccinidae
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Brachysphingus sp.
Gabb 1869
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Gastropoda
- Neogastropoda
- Melongenidae
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? Neptunea aff. mucronata
Gabb 1869
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| recombined as Sycum mucronatum | ||||||||||
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Bivalvia
- Cardiida
- Tellinidae
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? Semele packardi
(Dickerson 1914)
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| recombined as Tellina (Angulus) packardi | ||||||||||
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Bivalvia
- Carditida
- Astartidae
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Opisoma cf. pacifica
Anderson 1958
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| synonym of Opis (Hesperopis) triangulata | ||||||||||
| misspelled as "Opisima ? cf. pacifica" | ||||||||||
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Bivalvia
- Nuculida
- Nuculidae
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Acila (Truncacila) sp.
Grant and Gale 1931
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Scaphopoda
- Dentaliida
- Dentaliidae
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Dentalium sp.
Linnaeus 1758
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Rhynchonellata
- Terebratulida
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? Eogryphus sp.
Hertlein and Grant IV 1944
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Rhynchonellata
- Rhynchonellida
- Rhynchonellidae
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? Rhynchonella sp.
Fischer 1809
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| spelled as "Rhynconella (?) sp." | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | California | County: | Fresno |
| Coordinates: | 36.6° North, 120.7° West (view map) | ||||
| Paleocoordinates: | 41.2° North, 99.7° West | ||||
| Basis of coordinate: | based on political unit |
Time
| Period: | Paleogene | Epoch: | Paleocene |
| 10 m.y. bin: | Cenozoic 1 | ||
| *Period: | Early/Lower Tertiary | ||
| Key time interval: | Paleocene | ||
| Age range of interval: | 66.00000 - 56.00000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Lodo | ||||
| Stratigraphy comments: Locality is Lodo Fm., adjacent to mudstone of Moreno Member.
Beds 200ft. stratigraphically lower than locality CAS 31318. Lowermost sand above the K-T boundary. |
Lithology and environment
| Primary lithology: | lithified sandstone |
| Includes fossils? | Y |
| Lithology description: Lithology described as """"""""""""""""sandstone reef"""""""""""""""", which could infer a number of things including off-shore bar, part of a delta complex or simply a """"""""""""""""reef rock"""""""""""""""" with some quartz grains in the rock itself. Not enough information is given in the source however to interpret the author's observations, therefore it is given the designation of """"""""""""""""sandstone"""""""""""""""". | |
| Environment: | marine indet. |
Taphonomy
Collection methods and comments
| Collection excludes: | some macrofossils |
| Collection methods: | field collection |
| Reason for describing collection: | biostratigraphic analysis |
Metadata
| Database number: | 11121 | ||
| Authorizer: | A. Miller | Enterer: | C. Ferguson |
| Modifier: | A. Hendy | Research group: | marine invertebrate |
| Created: | 2001-07-19 09:12:45 | Last modified: | 2007-01-29 22:25:09 |
| Access level: | the public | Released: | 2001-07-19 09:12:45 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 4090. | J. T. Smith. 1975. Age, Correlation and Possible Tethyan Affinities of Mollusks from the Lodo Formation of Fresno County, California. Paleogene Symposium & Selected Technical Papers: Conference on Future Energy Horizons of the Pacific Coast 464-483 [A. Miller/C. Ferguson] |