B4-Portezuelo Ancho Pass, Bed 1285, Mendoza: Pliensbachian, Argentina
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia
|
|||||||
Bivalvia indet.
Linnaeus 1758
|
|||||||
Bivalvia
- Arcida
- Parallelodontidae
|
|||||||
Parallelodon sp.
Meek and Worthen 1866
|
|||||||
Bivalvia
- Arcida
- Cucullaeidae
|
|||||||
Cucullaea cf. rothi
|
|||||||
Bivalvia
- Pectinida
- Neitheidae
|
|||||||
Weyla unca
(Philippi 1899)
|
|||||||
Bivalvia
- Ostreida
- Malleidae
|
|||||||
Pulvinites (Hypotrema) sp.
Blainville 1824
|
|||||||
Bivalvia
- Ostreida
- Pinnidae
|
|||||||
Pinna cf. folium
Young and Bird 1822
|
|||||||
Bivalvia
- Mytilida
- Mytilidae
|
|||||||
Modiolus sp.
(Lamarck 1801)
|
|||||||
Bivalvia
- Trigoniida
- Myophorellidae
|
|||||||
Myophorella sp.
Bayle 1878
|
|||||||
see common names |
Geography
Country: | Argentina | State/province: | Mendoza |
Coordinates: | 35.1° South, 70.1° West (view map) | ||
Paleocoordinates: | 35.5° South, 30.3° West | ||
Basis of coordinate: | stated in text | ||
Geographic resolution: | small collection |
Time
Period: | Jurassic | Epoch: | Early/Lower Jurassic |
Stage: | Pliensbachian | 10 m.y. bin: | Jurassic 2 |
Key time interval: | Pliensbachian | ||
Age range of interval: | 190.80000 - 182.70000 m.y. ago |
Stratigraphy
Formation: | Puchenque | ||||
Local section: | Portezuelo Ancho Pass | Local bed: | 1285 | ||
Local order: | bottom to top | ||||
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: within the Fanninoceras ammonite Zone |
Lithology and environment
Primary lithology: | sandstone |
Secondary lithology: | calcareous mudstone |
Lithology description: sandstone and mudstone with calcareous mudstones to the top | |
Environment: | marine indet. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Collection methods and comments
Collection excludes: | some macrofossils |
Collection methods: | surface (in situ),field collection |
Reason for describing collection: | taxonomic analysis |
Metadata
Database number: | 33735 | ||
Authorizer: | A. Miller | Enterer: | K. Layou |
Modifier: | A. Khan | Research group: | marine invertebrate |
Created: | 2003-08-06 12:53:03 | Last modified: | 2013-08-13 22:31:12 |
Access level: | the public | Released: | 2003-08-06 12:53:03 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
3975. | S. E. Damborenea. 1987. Early Jurassic Bivalvia of Argentina: Part 1, Stratigraphical introduction and superfamilies Nuculanacea, Arcacea, Mytilacea and Pinnacea. Palaeontographica A199(1-3):23-111 [W. Kiessling/W. Kiessling] |