Santa Lagoon, Rio Santa - Chione-Protothaca assemblage: Holocene, Peru
collected by DeVries & Wells
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia
- Cardiida
- Solecurtidae
|
|||||||
Tagelus dombeii
(Lamarck 1818)
|
|||||||
original and current combination Solen dombeii | |||||||
Bivalvia
- Cardiida
- Veneridae
|
|||||||
Dosinia dunkeri
(Philippi 1844)
|
|||||||
Chione broggi
(Pilsbry and Olsson 1943)
|
|||||||
synonym of Iliochione subrugosa | |||||||
Protothaca asperrima
(Sowerby 1835)
|
|||||||
recombined as Leukoma asperrima | |||||||
Bivalvia
- Pholadida
- Myidae
|
|||||||
Cryptomya californica
(Conrad 1837)
|
|||||||
see common names |
Geography
Country: | Peru |
Coordinates: | 9.0° South, 78.6° West (view map) |
Paleocoordinates: | 9.0° South, 78.6° West |
Basis of coordinate: | based on nearby landmark |
Geographic resolution: | local area |
Time
Period: | Quaternary | Epoch: | Holocene |
10 m.y. bin: | Cenozoic 6 | ||
Key time interval: | Holocene | ||
Age range of interval: | 0.01170 - 0.00000 m.y. ago | ||
Age estimate: | 7035 ± 145 to 4270 ± 85 YBP (14C (calibrated)) |
Stratigraphy
Stratigraphic resolution: | group of beds | ||||
Stratigraphy comments: LITHOSTRATIGRAPHY: From an unnamed lithostratigraphic unit, for which lithostratigraphic relationships are not discussed. AGE: 6500-4300 yr B.P., on the basis of radiocarbon dating. STRATIGRAPHIC RELATIONS: From beach ridges. |
Lithology and environment
Primary lithology: | unlithified "siliciclastic" |
Includes fossils? | Y |
Lithology description: LITHOLOGY: Unknown, but presumably siliciclastic. | |
Environment: | coastal indet. |
Geology comments: ENVIRONMENT: Tidal chanels. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Collection methods and comments
Collection methods: | surface (in situ),field collection |
Reason for describing collection: | paleoecologic analysis |
Museum repositories: | UCMP |
Collectors: | DeVries & Wells |
Collection method comments: COLLECTORS: DeVries, T.J., and Wells, L.E., c. late 1980's. RESPOSITORY: Presumably UCMP, Berkeley. | |
Taxonomic list comments:COVERAGE: Limited to characteristic Mollusca. NOMENLCATURE: Not an authoritative publication, but with modern nomenclature, and species-resolution identifications. |
Metadata
Database number: | 97641 | ||
Authorizer: | A. Hendy | Enterer: | A. Hendy | Research group: | marine invertebrate |
Created: | 2010-08-17 15:54:07 | Last modified: | 2013-11-25 13:37:23 |
Access level: | authorizer only | Released: | 2011-08-17 15:54:07 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
33340. | T. J. DeVries and L. E. Wells. 1990. Thermally-anomalous Holocene molluscan assemblages from coastal Peru: evidence for paleogeographic, not climatic change. Palaeogeography, Palaeoclimatology, Palaeoecology 81:11-32 [A. Hendy/A. Hendy] |