Naia: Late/Upper Eocene, Portugal
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia
- Testudines
- Testudinidae
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Geochelone sp.
Fitzinger 1835
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? Cheirogaster sp. | ||||||||||
see common names |
Geography
Country: | Portugal | State/province: | Tondela |
Coordinates: | 40.5° North, 8.1° West (view map) | ||
Paleocoordinates: | 39.0° North, 11.0° West | ||
Basis of coordinate: | estimated from map | ||
Geographic resolution: | small collection |
Time
Period: | Paleogene | Epoch: | Eocene |
Stage: | Priabonian | 10 m.y. bin: | Cenozoic 3 |
Key time interval: | Late/Upper Eocene | ||
Age range of interval: | 37.20000 - 33.90000 m.y. ago |
Lithology and environment
Primary lithology: | green claystone |
Secondary lithology: | mudstone |
Includes fossils? | Y |
Lithology description: Green clays with montmorillonite predominantly, associated with arkose. This layer overlies carboniferous clays at the base of the deposits, covering the basement rock that consists of Hercynian porphyritic granets. | |
Environment: | terrestrial indet. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Collection methods and comments
Collection methods: | field collection,observed (not collected) |
Reason for describing collection: | taxonomic analysis |
Metadata
Database number: | 184491 | ||
Authorizer: | E. Vlachos | Enterer: | E. Vlachos |
Modifier: | P. Mannion | ||
Created: | 2017-03-07 09:16:44 | Last modified: | 2018-09-20 11:53:51 |
Access level: | the public | Released: | 2017-03-07 09:16:44 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
61836. | M. T. Antunes and F. de Broin. 1977. ? Cheirogaster sp. (O. Testudines, Fam. Testudinidae, Geochelone sl.) du Paleogene de Naia, Tondela et l'age du gisement. Ciencias da Terra 3:179-195 [E. Vlachos/E. Vlachos] |