NMB 18541 - Río Chico [Tuira Fm]: Tortonian, Panama
collected by Coates & Jackson 1993
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Gastropoda
- Turritellidae
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Turritella abrupta
(Spieker 1922)
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| see common names | |||||||
Geography
| Country: | Panama | State/province: | Darien |
| Coordinates: | 8.2° North, 77.6° West (view map) | ||
| Paleocoordinates: | |||
| Basis of coordinate: | based on nearby landmark | ||
| Geographic resolution: | outcrop |
Time
| Period: | Neogene | Epoch: | Miocene |
| Stage: | Tortonian | 10 m.y. bin: | Cenozoic 6 |
| Key time interval: | Tortonian | ||
| Age range of interval: | 11.63 - 7.246 m.y. ago | ||
| Age estimate: | 11.2 to 8.3 Ma (other) |
Stratigraphy
| Formation: | Tuira | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: STRATIGRAPHIC RELATIONS: From Tuira Fm, for which lithostratigraphic relationships are not discussed. AGE: Middle Miocene, in text; subsequent publications suggest late Miocene or early Pliocene age; Coates et al. (2004) suggests a Tortonian age (11.2-8.3 Ma). STRATIGRAPHIC POSITION: From 395 m in the Lower and Upper Chico River section. | |||||
Lithology and environment
| Primary lithology: | not reported |
| Includes fossils? | Y |
| Lithology description: SPECIFIC LITHOLOGY: Not reported in text. LITHIFICATION: Unknown. | |
| Environment: | coastal indet. |
| Geology comments: ENVIRONMENT: Shallow marine fauna. | |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils,mesofossils |
| Preservation of anatomical detail: | good |
Collection methods and comments
| Collection excludes: | some genera,some macrofossils | ||
| Collection methods: | bulk,surface (float),surface (in situ),sieve,survey of museum collection | ||
| Reason for describing collection: | taxonomic analysis | ||
| Museum repositories: | NMB | ||
| Collectors: | Coates & Jackson | Collection dates: | 1993 |
| Collection method comments: COLLECTOR: Anthony G. Coates & Jeremy Jackson, 6.5.1993. REPOSITORY: NMB, Basel. | |||
| Taxonomic list comments:COVERAGE: Limited to gastropoda mentioned in text. Does not include other mollusca. NOMENCLATURE: Authoritative publication, with modern nomenclature and including systematic revision of other neighboring Caribbean assemblages. | |||
Metadata
| Also known as: | CJ-93-07-12 | ||
| Database number: | 111210 | ||
| Authorizer: | A. Hendy | Enterer: | A. Hendy |
| Modifier: | A. Hendy | Research group: | marine invertebrate |
| Created: | 2011-06-21 05:41:08 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | authorizer only | Released: | 2012-06-21 05:41:08 |
| Creative Commons license: | CC0 | ||
Reference information
Primary reference:
| 36423. | B. Landau and C. Marques da Silva. 2010. Early Pliocene gastropods of Cubagua, Venezuela: Taxonomy, palaeobiogeography and ecostratigraphy. Palaeontos 19:1-221 [A. Hendy/A. Hendy] |