ZO 1 - 1998: Valanginian - Barremian, Chile
collected by ENAP Oil Company
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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unclassified
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Nummus informal sp.
Morgan 1975
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Equisetopsida
- Araucariaceae
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Cyclusphaera psilata
Volkheimer and Sepulveda 1976
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unclassified
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Diacanthum hollisteri
Habib and Drugg 1987
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Dinophyceae
- Gonyaulacales
- Areoligeraceae
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cf. Canningia informal sp.
Cookson and Eisenack 1960
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Geography
| Country: | Chile | State/province: | Doceava Región |
| Coordinates: | 52.8° South, 68.7° West (view map) | ||
| Paleocoordinates: | 52.1° South, 30.1° West | ||
| Basis of coordinate: | estimated from map | ||
| Altitude: | -1858 | ||
| Geographic resolution: | local area |
Time
| Period: | Cretaceous | Epoch: | Early/Lower Cretaceous |
| Key time interval: | Valanginian - Barremian | ||
| Age range of interval: | 139.80000 - 121.40000 m.y. ago |
Stratigraphy
| Formation: | Springhill |
Lithology and environment
| Primary lithology: | lithified silty siltstone |
| Includes fossils? | Y |
| Environment: | offshore indet. |
Taphonomy
| Modes of preservation: | body,soft parts,original sporopollenin |
| Size of fossils: | microfossils |
| Temporal resolution: | time-averaged |
| Spatial resolution: | parautochthonous |
Collection methods and comments
| Collection excludes: | all macrofossils |
| Collection methods: | core,chemical,hydrochloric,hydroflouric |
| Reason for describing collection: | biostratigraphic analysis |
| Collectors: | ENAP Oil Company |
| Collection method comments: The material was provided by the ENAP Oil Company of Chile. | |
Metadata
| Database number: | 150033 | ||
| Authorizer: | C. Jaramillo | Enterer: | P. Santamarina |
| Modifier: | P. Santamarina | Research group: | marine invertebrate,micropaleontology,paleobotany |
| Created: | 2013-08-31 00:50:17 | Last modified: | 2013-08-30 10:17:48 |
| Access level: | authorizer only | Released: | 2018-08-31 00:50:17 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 48043. | M. E. Quattrocchio, M. A. Martínez, A. Carpinelli Pavisich and W. Volkheimer. 2006. Early Cretaceous palynostratigraphy, palynofacies and palaeoenvironments of well sections in northeastern Tierra del Fuego, Argentina. Cretaceous Research 27:584-602 [C. Jaramillo/P. Santamarina] |