Mesa de Borregos: Chattian, Mexico

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia - Perissodactyla - Desmostylidae
aff. Cornwallius sp. Hay 1923
3 specimens
Mammalia - Cetacea
Odontoceti indet. Flower 1867
1 specimen
"porpoise"
see common names

Geography
Country:Mexico State/province:Baja California Sur
Coordinates: 23.4° North, 109.5° West (view map)
Paleocoordinates:22.3° North, 101.2° West
Basis of coordinate:estimated from map
Time
Period:Paleogene Epoch:Oligocene
Stage:Chattian 10 m.y. bin:Cenozoic 4
Key time interval:Chattian
Age range of interval:28.10000 - 23.03000 m.y. ago
Stratigraphy
Formation:El Cien
Lithology and environment
Primary lithology:phosphatic sandstone
Includes fossils?Y
Environment:marine indet.
Taphonomy
Collection methods and comments
Reason for describing collection:general faunal/floral analysis
Metadata
Database number:66427
Authorizer:M. Uhen Enterer:M. Uhen
Modifier:M. Uhen Research group:vertebrate
Created:2006-10-09 08:10:35 Last modified:2008-08-18 15:26:24
Access level:the public Released:2006-10-09 08:10:35
Creative Commons license:CC BY
Reference information

Primary reference:

18985. S. P. Applegate. 1986. The El Cien Formation, Strata of Oligocene and early Miocene age in Baja California Sur. Revista 6(2):145-162 [M. Uhen/M. Uhen]