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: transition zone or lower shoreface; lithified, argillaceous shale
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 150015: authorized by Carlos Jaramillo, entered by Patricio Santamarina on 30.08.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
| Hormogoneae | |
|
Celyphus rallus Batten 1973 | |
Callialasporites turbatus, Callialasporites dampieri, Callialasporites trilobatus, Podocarpidites cf. ellipticus, Phrixipollenites otagoensis
Callialasporites turbatus Schulz 1967 podocarp
Callialasporites dampieri Balme 1957 podocarp
Callialasporites trilobatus Balme 1957 podocarp
Podocarpidites cf. ellipticus Cookson 1947 podocarp
Phrixipollenites otagoensis Haskell 1968 podocarp | |
| Ginkgoopsida | |
|
Vitreisporites pallidus Nilsson 1958 | |
| Equisetopsida | |
|
Araucariacites fissus Reiser and Williams 1969
Araucariacites australis Cookson 1947 | |