Rio Misahualli, Middle Napo Formation, Upper "M-2" Limestone: Late Turonian, Ecuador
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Bivalvia
- Myalinida
- Inoceramidae
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? Mytiloides sp.
Brongniart 1822
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| see common names | |||||||
Geography
| Country: | Ecuador |
| Coordinates: | 1.0° South, 77.7° West (view map) |
| Paleocoordinates: | 1.3° South, 45.7° West (Wright 2013) |
| Basis of coordinate: | based on nearby landmark |
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous | Epoch: | Late Cretaceous |
| Stage: | Turonian | 10 m.y. bin: | Cretaceous 6 |
| Key time interval: | Late Turonian | ||
| Age range of interval: | 93.9 - 89.8 m.y. ago |
Stratigraphy
| Formation: | Middle Napo | Member: | Upper "M-2" Limestone | ||
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: uppermost Middle Napo Formation | |||||
Lithology and environment
| Primary lithology: | lithified "limestone" |
| Secondary lithology: | lithified "shale" |
| Environment: | offshore shelf |
Taphonomy
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 61894 | ||
| Authorizer: | W. Kiessling | Enterer: | U. Merkel |
| Modifier: | U. Merkel | Research group: | marine invertebrate |
| Created: | 2006-07-07 00:35:17 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2006-07-07 00:35:17 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 17883. | A. V. Dhondt and E. Jaillard. 2005. Cretaceous bivalves from Ecuador and northern Peru. Journal of South American Earth Sciences 19:325-342 [W. Kiessling/U. Merkel] |