Contralmirante Cordero: Late/Upper Campanian - Early/Lower Maastrichtian, Argentina
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Reptilia
- Plesiosauria
- Elasmosauridae
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Aristonectes cf. parvidens
Cabrera 1941
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1 specimen | |||||||||
| MUC Pv 131 (juvenile skeleton comprising four cervical vertebrae, two dorsal vertebrae, a fragment of scapula?, tarsal or carpal element and four phalanges) | ||||||||||
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= Elasmosauridae indet.
Cope 1869
|
Gasparini et al. 2001 | |||||||||
| see common names | ||||||||||
Geography
| Country: | Argentina | State/province: | Río Negro |
| Coordinates: | 38.8° South, 68.1° West (view map) | ||
| Paleocoordinates: | 41.5° South, 53.6° West | ||
| Basis of coordinate: | stated in text | ||
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Key time interval: | Late/Upper Campanian - Early/Lower Maastrichtian | ||
| Age range of interval: | 83.60000 - 66.00000 m.y. ago |
Stratigraphy
Lithology and environment
| Primary lithology: | sandstone |
| Secondary lithology: | "shale" |
| Environment: | marginal marine indet. |
| Geology comments: marginal marine environment | |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
| Associated major elements: | some |
| Disassociated major elements: | many |
Collection methods and comments
| Collection methods: | surface (in situ),field collection |
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 140325 | ||
| Authorizer: | P. Mannion | Enterer: | P. Mannion, J. Tennant |
| Modifier: | F. Aspromonte | Research group: | vertebrate |
| Created: | 2013-03-07 22:01:18 | Last modified: | 2024-01-08 10:08:52 |
| Access level: | the public | Released: | 2013-03-07 22:01:18 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 45400. | J. P. O'Gorman, Z. Gasparini, and L. Salgado. 2013. Postcranial morphology of Aristonectes (Plesiosauria, Elasmosauridae) from the Upper Cretaceous of Patagonia and Antarctica. Antarctic Science 25(1):71-82 [P. Mannion/P. Mannion/F. Aspromonte] |
Secondary references:
| 46158 | Z. Gasparini, S. Casadio, M. Fernandez and L. Salgado. 2001. Marine reptiles from the Late Cretaceous of northern Patagonia. Journal of South American Earth Sciences 14(1):51-60 [P. Mannion/J. Tennant/F. Aspromonte] | |
| 46152 | Z. Gasparini, L. Salgado, and A. Parras. 2007. Late Cretaceous plesiosaurs from northern Patagonia, Argentina. Geological Journal 42:185-202 [P. Mannion/J. Tennant/F. Aspromonte] | |
| 86364 | J. P. O'Gorman. 2015. Plesiosaurs (Diapsida, Sauropterygia) from Late Cretaceous (late Campanian-early Maastrichtian) marginal marine environments from North Patagonia. Publicación Electrónica de la Asociación Paleontológica Argentina 15(1):187-195 [E. Vlachos/F. Aspromonte] |