CA 78 - 1987: Valanginian - Barremian, Chile
collected by ENAP Oil Company

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Equisetopsida
Foraminisporis informal sp. Krutzsch 1959
Equisetopsida - Araucariaceae
Araucariacites australis Cookson 1947
Cyclusphaera psilata Volkheimer and Sepulveda 1976
Coniferales - Podocarpaceae
Microcachryidites antarcticus Couper 1953
Lycopodiopsida - Selaginellales
Polypodiopsida - Polypodiales - Pteridaceae
Contignisporites cooksoniae Dettmann 1963
Ginkgoopsida - Caytoniales
Vitreisporites pallidus Nilsson 1958
see common names

Geography
Country:Chile State/province:Doceava Región
Coordinates: 52.8° South, 68.7° West (view map)
Paleocoordinates:52.1° South, 30.1° West
Basis of coordinate:estimated from map
Altitude:-1896 meters
Geographic resolution:local area
Time
Period:Cretaceous Epoch:Early/Lower Cretaceous
Key time interval:Valanginian - Barremian
Age range of interval:139.80000 - 121.40000 m.y. ago
Stratigraphy
Formation:Springhill
Lithology and environment
Primary lithology: lithified argillaceous,silty claystone
Includes fossils?Y
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body,original sporopollenin
Size of fossils:microfossils
Temporal resolution:time-averaged
Spatial resolution:parautochthonous
Collection methods and comments
Collection excludes:all macrofossils
Collection methods:core,chemical,hydrochloric,hydroflouric
Reason for describing collection:biostratigraphic analysis
Collectors:ENAP Oil Company
Collection method comments: The material was provided by the ENAP Oil Company of Chile.
Metadata
Database number:150025
Authorizer:C. Jaramillo Enterer:P. Santamarina
Modifier:P. Santamarina Research group:marine invertebrate,micropaleontology,paleobotany
Created:2013-08-31 00:14:45 Last modified:2013-08-30 10:14:56
Access level:authorizer only Released:2018-08-31 00:14:45
Creative Commons license:CC BY
Reference information

Primary reference:
48043. M. E. Quattrocchio, M. A. Martínez, A. Carpinelli Pavisich and W. Volkheimer. 2006. Early Cretaceous palynostratigraphy, palynofacies and palaeoenvironments of well sections in northeastern Tierra del Fuego, Argentina. Cretaceous Research 27:584-602 [C. Jaramillo/P. Santamarina]