Bajada de Jagüel (upper Maastrichtian): Late/Upper Maastrichtian, Argentina
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Bivalvia
- Ostreida
- Gryphaeidae
|
||||||||||
|
Amphidonte mendozana
(Ihering 1907)
|
Casadio 1998 | |||||||||
|
Pycnodonte (Phygraea) vesicularis
(Lamarck 1806)
|
||||||||||
| recombined as Pycnodonta vesicularis | ||||||||||
|
Gymnolaemata
- Cheilostomata
- Arachnopusiidae
|
||||||||||
|
Poricella tripora
(Canu 1911)
|
1 specimen | |||||||||
| MPEF-PI 6132.67. Listed as upper Danian in text, but upper Maastrichtian in figure caption and specimen list | ||||||||||
|
Gymnolaemata
- Cheilostomata
- Calloporidae
|
||||||||||
|
Flustrellaria sp.
|
1 specimen | |||||||||
| MPEF-PI 6132.21 | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Argentina | State/province: | Neuquén |
| Coordinates: | 37.9° South, 68.6° West (view map) | ||
| Paleocoordinates: | 40.2° South, 56.5° West | ||
| Basis of coordinate: | estimated from map | ||
| Geographic resolution: | outcrop |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Maastrichtian | 10 m.y. bin: | Cretaceous 8 |
| Key time interval: | Late/Upper Maastrichtian | ||
| Age range of interval: | 72.10000 - 66.00000 m.y. ago |
Stratigraphy
| Formation: | Jagüel |
| Stratigraphic resolution: | group of beds |
Lithology and environment
| Primary lithology: | lithified mudstone |
| Environment: | coastal indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | taxonomic analysis |
| Collection method comments: Repository: Museo Paleontológico Egidio Feruglio, Trelew, Argentina (MPEF) | |
Metadata
| Database number: | 220770 | ||
| Authorizer: | M. Clapham, E. Vlachos | Enterer: | M. Clapham, E. Vlachos | Research group: | marine invertebrate |
| Created: | 2021-06-14 22:46:43 | Last modified: | 2021-06-14 22:46:43 |
| Access level: | the public | Released: | 2021-06-14 22:46:43 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 77144. | S. S. Brezina, P. D. Taylor, M. V. Romero, E. E. Palópolo, and S. Casadío. 2021. Upper Maastrichtian and Danian bryozoans from northern Patagonia, Argentina. Cretaceous Research 125(104845) [M. Clapham/M. Clapham] |
Secondary references:
| 85732 | S. Casadio. 1998. Las ostras del límite Cretácico-Paleógeno de la cuenca Neuquina (Argentina). Su importancia bioestratigráfica y paleobiogeográfica. Ameghiniana 35(4):449-471 [E. Vlachos/E. Vlachos] |