Site 9724, Nabon Basin: Middle Miocene, Ecuador
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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unclassified
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Angiosperm informal NG seed/fruit
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1 specimen | |||||||||
| Morphotype NG, see App. B-D of ref 8374 | ||||||||||
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Fern informal NQ leaf
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4 specimens | |||||||||
| Morphotype NQ, see App. B-D of ref 8374 | ||||||||||
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Magnoliopsida
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| 1 specimen | ||||||||||
| Morphotype N9, see App. B-D of ref 8374 | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Ecuador | State/province: | Azuay |
| Coordinates: | 3.4° South, 79.1° West (view map) | ||
| Paleocoordinates: | 2.5° South, 75.3° West (Wright 2013) | ||
| Basis of coordinate: | unpublished field data | ||
| Altitude: | 2610 meters | ||
| Geographic resolution: | outcrop |
Time
| Period: | Neogene | Epoch: | Miocene |
| 10 m.y. bin: | Cenozoic 5 | ||
| *Period: | Middle Tertiary - Late/Upper Tertiary | *Epoch: | Middle Miocene |
| Key time interval: | Middle Miocene | ||
| Age range of interval: | 15.98 - 11.63 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
Lithology and environment
| Primary lithology: | volcaniclastic poorly lithified "shale" | ||
| Includes fossils? | Y | ||
| Environment: | fluvial-lacustrine indet. | Tectonic setting: | intermontane basin |
Taphonomy
| Modes of preservation: | mold/impression |
| Degree of concentration: | concentrated |
| Size of fossils: | macrofossils |
| Spatial orientation: | random |
| Preservation of anatomical detail: | medium |
| Fragmentation: | frequent |
Collection methods and comments
| Collection excludes: | some macrofossils |
| Collection methods: | selective quarrying,mechanical,field collection |
| Reason for describing collection: | paleoecologic analysis |
Metadata
| Also known as: | Tambo Viejo, higher level | ||
| Database number: | 31049 | ||
| Authorizer: | E. Kowalski | Enterer: | E. Kowalski |
| Modifier: | E. Kowalski | Research group: | paleobotany |
| Created: | 2003-04-08 15:34:05 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | group members | Released: | 2006-04-08 15:34:05 |
| Creative Commons license: | CC0 | ||
Reference information
Primary reference:
| 8374. | E. A. Kowalski. 2001. Middle to late Miocene environments of southern Ecuador: temperature, elevation and fossil plants of the Nabon Basin. Ph.D. Dissertation, Geological Sciences, University of Michigan 1-437 [E. Kowalski/E. Kowalski/E. Kowalski] |