Where: Doceava Región, Chile (52.8° S, 68.7° W: paleocoordinates 52.1° S, 30.1° W)
• coordinate estimated from map
• local area-level geographic resolution
When: Springhill Formation, Valanginian to Valanginian (139.8 - 125.0 Ma)
Environment/lithology: deltaic; lithified, silty siltstone
Size class: microfossils
• Other: Palynomorphs
Preservation: soft parts, original sporopollenin
Collected by ENAP Oil Company
Collection methods: core, chemical, hydrochloric, hydroflouric
• The material was provided by the ENAP Oil Company of Chile.
Primary reference: 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]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 150021: authorized by Carlos Jaramillo, entered by Patricio Santamarina on 30.08.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
| Asteropollis | |
|
Asteropollis "sp." Hedlund and Norris 1968 | |
| Equisetopsida | |
|
Foraminisporis "sp." Krutzsch 1959 | |
| Lycopodiopsida | |
|
Ceratosporites setosus Archangelsky and Villar de Seoane 1994 clubmoss | |
| Interulobites | |
|
Interulobites variabilis Volkheimer and Quattrocchio 1975 | |
| Dinophyceae | |
|
Isabelidinium "sp." Lentin and Williams 1977 | |
|
Batioladinium "sp." Brideaux 1975 | |