CA 78 - 1985 (Cretaceous to of Chile)

Where: Doceava Región, Chile (52.8° S, 68.7° W: paleocoordinates 53.1° S, 33.8° W)

• coordinate estimated from map

• local area-level geographic resolution

When: Inoceramus Inferior ammonoid zone, Pampa Rincón Formation, Barremian to Barremian (129.4 - 113.0 Ma)

Environment/lithology: marine; lithified, argillaceous, silty claystone

• Shallow marine

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 150023: authorized by Carlos Jaramillo, entered by Patricio Santamarina on 31.08.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Dinophyceae
 Gonyaulacales - Gonyaulacaceae
Cometodinium cf. comatum Srivastava 1984
Oligosphaeridium complex Davey and Williams 1966
 Gonyaulacales - Areoligeraceae
 Life -
Cymatiosphaera "spp." Wetzel 1933 acritarchs
Muricingulisporis
  -
Polypodiopsida
  -
Pteridopsida
  -
Ginkgoopsida
 Ephedrales -
Equisetosporites "sp." Daugherty 1941
Equisetopsida
 Pinidae - Pinidae
Cyclusphaera psilata Volkheimer and Sepulveda 1976
Classopollis simplex Reiser and Williams 1969
 Anthocerotidae - Anthocerotidae
Foraminisporis "sp." Krutzsch 1959
Angiospermae
 Chloranthales - Chloranthaceae
 Coniferales - Podocarpaceae
Callialasporites trilobatus Balme 1957 podocarp
Callialasporites microvelatus Schulz 1966 podocarp