SC-1 borehole 907.5m sample, Austral Basin, Santa Cruz Province: Albian, Argentina
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
unclassified
|
|||||||
|
Favososporites cf. spinulosus megaspore
|
|||||||
|
Striatriletes sulcatus megaspore
|
|||||||
| see common names | |||||||
Geography
| Country: | Argentina | State/province: | Santa Cruz |
| Coordinates: | 50.6° South, 69.3° West (view map) | ||
| Paleocoordinates: | 56.0° South, 41.1° West | ||
| Basis of coordinate: | estimated from map | ||
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous | Epoch: | Early/Lower Cretaceous |
| Stage: | Albian | 10 m.y. bin: | Cretaceous 4 |
| Key time interval: | Albian | ||
| Age range of interval: | 113.00000 - 100.50000 m.y. ago |
Stratigraphy
| Formation: | Palermo Aike |
| Stratigraphic resolution: | formation |
Lithology and environment
| Environment: | marine indet. |
| Geology comments: "The Lower Cretaceous sediments were deposited in generally restricted, partly anoxic, marine conditions (p.99)" | |
Taphonomy
| Modes of preservation: | body,original sporopollenin |
| Size of fossils: | microfossils |
Collection methods and comments
| Collection excludes: | some microfossils |
| Collection methods: | core,chemical,field collection |
| Reason for describing collection: | biostratigraphic analysis |
| Collection method comments: 0.100 kg processed for megaspores. | |
| Taxonomic list comments:List does not include "diverse foraminiferal assemblage[s]" reported in Malumian 1990, pp. 455-456. | |
Metadata
| Database number: | 44187 | ||
| Authorizer: | R. Lupia | Enterer: | R. Lupia |
| Modifier: | R. Lupia | Research group: | paleobotany |
| Subset of collection #: | 44185 | ||
| Created: | 2004-09-03 19:40:05 | Last modified: | 2004-09-03 23:16:24 |
| Access level: | the public | Released: | 2004-09-03 19:40:05 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 11607. | A. M. Baldoni and D. J. Batten. 1997. Cretaceous megaspores from two boreholes in the Austral Basin, Santa Cruz Province, Argentina, and their stratigraphic and paleoenvironmental significance. Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen 205(1):97-110 [R. Lupia/R. Lupia/R. Lupia] |