Carta Geológica 133-134, Locality 26: Late/Upper Pliocene, Chile
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Thecostraca
- Balanomorpha
- Balanidae
|
||||||||||
Balanus sp.
Da Costa 1778
|
||||||||||
Malacostraca
- Decapoda
|
||||||||||
Decapoda indet.
Latreille 1802
|
||||||||||
Latreille, 1802 | ||||||||||
Rhynchonellata
- Terebratulida
- Terebratellidae
|
||||||||||
Terebratella sp.
d'Orbigny 1847
|
||||||||||
d'Orbigny, 1847 | ||||||||||
Bivalvia
- Ostreida
- Ostreidae
|
||||||||||
Ostrea sp.
Linnaeus 1758
|
||||||||||
Bivalvia
- Pectinida
- Pectinidae
|
||||||||||
Chlamys hupeanus
(Philippi 1887)
|
||||||||||
Argopecten purpuratus
(Lamarck 1819)
|
||||||||||
Lamarck, 1819 | ||||||||||
Bivalvia
- Cardiida
- Mactridae
|
||||||||||
Mulinia sp.
Gray 1837
|
||||||||||
Gastropoda
- Neogastropoda
- Muricidae
|
||||||||||
Acanthina unicornis
(Bruguiére 1789)
|
||||||||||
Bruguière, 1789 | ||||||||||
Crassilabrum crassilabrum
(Sowerby 1834)
|
||||||||||
Concholepas concholepas
(Bruguiére 1789)
|
||||||||||
Gastropoda
- Neogastropoda
- Thaisidae
|
||||||||||
Chorus sp.
Gray 1847
|
||||||||||
Chorus giganteus
(Lesson 1830)
|
||||||||||
Gastropoda
- Neogastropoda
- Fasciolariidae
|
||||||||||
Fusinus remondi
|
||||||||||
see common names |
Geography
Country: | Chile | State/province: | Atacama |
Coordinates: | 29.1° South, 71.5° West (view map) | ||
Paleocoordinates: | 29.2° South, 70.7° West | ||
Basis of coordinate: | stated in text | ||
Geographic resolution: | outcrop |
Time
Period: | Neogene | Epoch: | Pliocene |
Stage: | Piacenzian | 10 m.y. bin: | Cenozoic 6 |
Key time interval: | Late/Upper Pliocene | ||
Age range of interval: | 3.60000 - 2.58800 m.y. ago |
Stratigraphy
Formation: | Formación Coquimbo | ||||
Stratigraphy comments: Formación Coquimbo (Mioceno Medio-Pleistoceno Inferior) |
Lithology and environment
Primary lithology: | poorly lithified sandy,calcareous conglomerate |
Lithology description: Depósitos estratificados, medianamente consolidados, de areniscas finas a medias de color amarillo a gris, con intercalaciones de limos, conglomerados y coquinas. Esta unidad aflora en la localidad de Choros Bajos y presenta espesores cercanos a 12 m, sin base expuesta. En este lugar, engrana lateralmente con las gravas fluviales de la Formación Confluencia y en parte son cubiertos por ellas y por niveles calcáreos de los depósitos litorales inactivos (PlHl1). | |
Environment: | marine indet. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Collection methods and comments
Reason for describing collection: | general faunal/floral analysis |
Metadata
Database number: | 221938 | ||
Authorizer: | M. Rivadeneira | Enterer: | S. Araya |
Created: | 2021-09-01 19:31:32 | Last modified: | 2021-09-01 19:31:32 |
Access level: | the public | Released: | 2021-09-01 19:31:32 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
77643. | C. Creixell, M. Ortiz, and C. Arevalo. 2012. Geología del Área Carrizalillo-El Tofo, Regiones de Atacama y Coquimbo. [M. Rivadeneira/S. Araya] |