U.C.L.A. Loc. 5769, Elsmere Canyon [Towsley Fm]: Early/Lower Pliocene, California
collected by Kern
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Echinoidea
- Clypeasteroida
- Echinarachniidae
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Astrodapsis fernandoensis
Pack 1909
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Gastropoda
- Turritellidae
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Turritella cooperi
Carpenter 1864
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5 specimens | ||||||
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Gastropoda
- Naticidae
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Neverita reclusiana
(Deshayes 1839)
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46 specimens | ||||||
| recombined as Glossaulax reclusiana | |||||||
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Gastropoda
- Neogastropoda
- Nassariidae
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Nassarius inquus
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4 specimens | ||||||
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Gastropoda
- Neogastropoda
- Buccinidae
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Kelletia kelletii
(Forbes 1852)
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2 specimens | ||||||
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Gastropoda
- Neogastropoda
- Siphonaliidae
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Calicantharus humerosus
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3 specimens | ||||||
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Gastropoda
- Neogastropoda
- Cancellariidae
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Cancellaria fernandoensis
Arnold 1907
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Hendy et al. 2008 | 6 specimens | |||||
| recombined as Euclia fernandoensis | |||||||
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Gastropoda
- Neogastropoda
- Conidae
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Conus californicus
Reeve 1844
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1 specimen | ||||||
| recombined as Californiconus californicus | |||||||
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Gastropoda
- Neogastropoda
- Muricidae
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Forreria belcheri
(Hinds 1843)
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4 specimens | ||||||
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Gastropoda
- Cypraeidae
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Cypraea fernandoensis
Arnold 1907
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1 specimen | ||||||
| synonym of Neobernaya spadicea | |||||||
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Gastropoda
- Ficidae
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Ficus (Trophoscyon) ocoyana
(Conrad 1855)
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17 specimens | ||||||
| misspelling Trophosycon ocoyanum | |||||||
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Bivalvia
- Pectinida
- Pectinidae
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Patinopecten lohri
(Hertlein 1927)
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12 specimens | ||||||
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Bivalvia
- Arcida
- Arcidae
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Arca terminumbonis
(Grant, IV and Gale 1931)
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1 specimen | ||||||
| recombined as Angulararca terminumbonis | |||||||
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Bivalvia
- Arcida
- Glycymerididae
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Glycymeris profunda
(Dall 1879)
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1 specimen | ||||||
| synonym of Glycymeris septentrionalis | |||||||
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Bivalvia
- Cardiida
- Cardiidae
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Trachycardium quadragenarium
(Conrad 1837)
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1 specimen | ||||||
| recombined as Dallocardia quadragenarium | |||||||
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Bivalvia
- Cardiida
- Veneridae
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Chione (Anomalocardia) fernandoensis
(English 1914)
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20 specimens | ||||||
| recombined as Chione (Securella) securis fernandoensis | |||||||
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Bivalvia
- Lucinida
- Lucinidae
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Lucinoma annulata
(Reeve 1850)
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5 specimens | ||||||
| recombined as Lucinoma annulatum | |||||||
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Here excavata
(Carpenter 1857)
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13 specimens | ||||||
| see common names | |||||||
Geography
| Country: | United States | State/province: | California | County: | Los Angeles |
| Coordinates: | 34.4° North, 118.5° West (view map) | ||||
| Paleocoordinates: | 34.1° North, 117.2° West | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Geographic resolution: | outcrop |
Time
| Period: | Neogene | Epoch: | Pliocene |
| Stage: | Zanclean | 10 m.y. bin: | Cenozoic 6 |
| Key time interval: | Early/Lower Pliocene | ||
| Age range of interval: | 5.33300 - 3.60000 m.y. ago |
Stratigraphy
| Formation: | Towsley | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: STRATIGRAPHIC RELATIONS: From the Towsley Fm, which unconformably overlies Eocene strata, and is overlain by the Pico Fm (Pliocene). AGE: Early Pliocene, on the basis of macrofossil biostratigraphy. STRATIGRAPHIC POSITION: From basal conglomerate in formation. | |||||
Lithology and environment
| Primary lithology: | poorly lithified conglomerate |
| Includes fossils? | Y |
| Lithology description: SPECIFIC LITHOLOGY: Conglomerate. LITHIFICATION: Variably lithified. | |
| Environment: | coastal indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
| Spatial orientation: | preferred |
Collection methods and comments
| Collection methods: | bulk,surface (in situ),field collection |
| Reason for describing collection: | paleoecologic analysis |
| Collectors: | Kern |
| Collection method comments: COLLECTOR: J.P. Kern, c. 1970's. REPOSITORY: UCLA, California. | |
| Taxonomic list comments:COVERAGE: Exhaustive for molluscs. NOMENCLATURE: An authoritative publication, with somewhat antiquated nomenclature, but with species-resolution identifications. | |
Metadata
| Database number: | 97233 | ||
| Authorizer: | A. Hendy | Enterer: | A. Hendy | Research group: | marine invertebrate |
| Created: | 2010-07-20 19:17:13 | Last modified: | 2013-11-25 13:37:23 |
| Access level: | the public | Released: | 2010-07-20 19:17:13 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 33152. | J. P. Kern. 1973. Early Pliocene marine climate and environment of the eastern Ventura Basin, Southern California. University of California Publications in Geological Sciences 96:1-117 [A. Hendy/A. Hendy/A. Hendy] |
Secondary references:
| 19909 | A. J. W. Hendy, D. P. Buick, K. V. Bulinski, C. A. Ferguson, and A. I. Miller. 2008. Unpublished census data from Atlantic coastal plain and circum-Caribbean Neogene assemblages and taxonomic opinions. [A. Hendy/A. Hendy/A. Hendy] |