Esmeralda Estate (Locality A): Early/Lower Miocene, Trinidad and Tobago
collected by K. Rohr
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Ostracoda
- Platycopida
- Cytherellidae
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Cytherella polita
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Cytherella aff. sylverinica
Howe and Law 1936
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Ostracoda
- Podocopida
- Pontocyprididae
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Argilloecia hiwanneensis
Howe and Law 1936
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Ostracoda
- Podocopida
- Hemicytheridae
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Echinocythereis asperrima
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Ostracoda
- Podocopida
- Bairdiidae
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Bairdia bradyi
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Bairdia cespedecensis
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Bairdia exoura
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Ostracoda
- Podocopida
- Cytherideidae
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Krithe aff. producta
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Krithe reversa n. sp.
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Krithe hiwanneensis
Howe and Law 1936
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Ostracoda
- Podocopida
- Thaerocytheridae
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Bradleya dictyon
(Brady 1880)
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| see common names | |||||||
Geography
| Country: | Trinidad and Tobago |
| Coordinates: | 10.3° North, 61.4° West (view map) |
| Paleocoordinates: | 9.8° North, 57.7° West |
| Basis of coordinate: | based on nearby landmark |
| Geographic resolution: | small collection |
Time
| Period: | Neogene | Epoch: | Miocene |
| 10 m.y. bin: | Cenozoic 5 | ||
| Key time interval: | Early/Lower Miocene | Foram zone: | Globigerinatella insueta |
| Age range of interval: | 23.03000 - 15.98000 m.y. ago |
Stratigraphy
| Formation: | Brasso | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: from the invalid "lower zone" of the "Esmeralda member" of Renz 1942 foram zone is Early Miocene: see Stone 1968 | |||||
Lithology and environment
| Primary lithology: | gray calcareous claystone |
| Lithology description: "Dark gray, yellowish-weathering, highly calcareous clay" | |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | microfossils |
Collection methods and comments
| Collection methods: | survey of museum collection |
| Reason for describing collection: | taxonomic analysis |
| Collectors: | K. Rohr |
Metadata
| Also known as: | Rohr 11876 | ||
| Database number: | 93910 | ||
| Authorizer: | J. Alroy | Enterer: | J. Alroy | Research group: | micropaleontology |
| Created: | 2010-02-06 18:11:55 | Last modified: | 2010-02-06 20:11:55 |
| Access level: | the public | Released: | 2010-02-06 18:11:55 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 31933. | W. A. van den Bold. 1958. Ostracoda of the Brasso Formation of Trinidad. Micropaleontology 4(4):391-418 [J. Alroy/J. Alroy] |