Awgu-Lengwe road: Coniacian, Nigeria
collected by A. Simpson
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Bivalvia
- Mytilida
- Mytilidae
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Brachidontes sp.
Swainson 1840
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| see common names | |||||||
Geography
| Country: | Nigeria |
| Coordinates: | 6.1° North, 7.5° East (view map) |
| Paleocoordinates: | 7.5° South, 0.2° West |
| Basis of coordinate: | based on nearby landmark |
| Geographic resolution: | outcrop |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Coniacian | 10 m.y. bin: | Cretaceous 6 |
| Key time interval: | Coniacian | ||
| Age range of interval: | 89.80000 - 86.30000 m.y. ago |
Stratigraphy
| Formation: | Awgu Limestone | ||||
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: "Coniacian, Awgu Limestone". Coniacian based on the presence of Tissotia, Eulophoceras, and Barroisiceras in Awgu Limestone. | |||||
Lithology and environment
| Primary lithology: | lithified "shale" |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | mold/impression |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | survey of museum collection |
| Reason for describing collection: | taxonomic analysis |
| Museum repositories: | BMNH |
| Collectors: | A. Simpson |
Metadata
| Database number: | 209696 | ||
| Authorizer: | M. Clapham | Enterer: | M. Clapham | Research group: | marine invertebrate |
| Created: | 2020-05-10 23:42:57 | Last modified: | 2020-05-10 23:42:57 |
| Access level: | the public | Released: | 2020-05-10 23:42:57 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 72325. | R. A. Reyment. 1955. Upper Cretaceous Mollusca (Lamellibranchia and Gastropoda) from Nigeria. Colonial Geology and Mineral Resources 5:127-155 [M. Clapham/M. Clapham] |