Naia: Late/Upper Eocene, Portugal

List of taxa
Where & when
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia - Testudines - Testudinidae
Geochelone sp. Fitzinger 1835
? Cheirogaster sp.
see common names

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
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
Formation:Coja Member:Monteira
Stratigraphic resolution:bed
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.
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
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]