CAS Loc. 329, Corona Peak [Zorritos Fm]: Early/Lower Miocene, Peru
collected by Gester 1914
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia
- Arcida
- Arcidae
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Arca larkinii
Nelson 1870
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recombined as Larkinia larkinii | ||||||||||
Gastropoda
- Turritellidae
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Turritella bifastigata
Nelson 1870
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recombined as Turritella (Broderiptella) bifastigata | ||||||||||
Turritella gothica
Grzybowski 1899
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Gastropoda
- Potamididae
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Potamides ormei
Maury 1917
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synonym of Potamides suprasulcatus | ||||||||||
SUBSPECIES: Potamides ormei infraliratus | ||||||||||
see common names |
Geography
Country: | Peru |
Coordinates: | 8.9° South, 78.2° West (view map) |
Paleocoordinates: | 10.0° South, 73.8° West |
Basis of coordinate: | based on nearby landmark |
Geographic resolution: | outcrop |
Time
Period: | Neogene | Epoch: | Miocene |
10 m.y. bin: | Cenozoic 5 | ||
Key time interval: | Early/Lower Miocene | ||
Age range of interval: | 23.03000 - 15.97000 m.y. ago |
Stratigraphy
Formation: | Zorritos | ||||
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: STRATIGRAPHIC RELATIONS: Lithostratigraphic unit not stated in text; possibly from Zorritos Fm. AGE: Not stated in text; Zorritos Fm=Early Miocene. STRATIGRAPHIC POSITION: From unknown position within section. |
Lithology and environment
Primary lithology: | not reported |
Lithology description: SPECIFIC LITHOLOGY: Unknown. LITHIFICATION: Unknown. | |
Environment: | marine indet. |
Geology comments: ENVIRONMENT: Shallow marine setting. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Collection methods and comments
Collection excludes: | some genera | ||
Collection methods: | surface (in situ),field collection | ||
Reason for describing collection: | taxonomic analysis | ||
Museum repositories: | CAS | ||
Collectors: | Gester | Collection dates: | 1914 |
Collection method comments: COLLECTOR: G. C. Gester, 1914. REPOSITORY: CAS, California | |||
Taxonomic list comments:COVERAGE: Comprehensive, but not exhaustive for gastropods and bivalves. NOMENCLATURE: Authoritative publication, with species-level assignments, but antiquated nomenclature. |
Metadata
Also known as: | Gester Coll. No. 6 | ||
Database number: | 93741 | ||
Authorizer: | A. Hendy | Enterer: | A. Hendy |
Modifier: | A. Hendy | Research group: | marine invertebrate |
Created: | 2010-02-01 07:33:30 | Last modified: | 2013-11-25 13:37:23 |
Access level: | authorizer only | Released: | 2011-02-01 07:33:30 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
31881. | G. D. Hanna and M. C. Israelsky. 1925. Contributions to the Tertiary paleontology of Peru. Proceedings of the California Academy of Sciences 14(2):37-75 [A. Hendy/A. Hendy/J. Alroy] |