Where: Chubut, Argentina (42.5° S, 63.6° W: paleocoordinates 45.2° S, 52.3° W)
When: Danian (66.0 - 61.6 Ma)
• Lower Danian
Environment/lithology: marine; lithified, argillaceous, muddy siliciclastic sediments
Size class: microfossils
Preservation: original aragonite, original calcite, original silica, original sporopollenin
Primary reference: M. S. Estebenet Gonzalez, J. P. Perez Panera, E. L. Navarro, R. A. Astini, and M. V. Guler. 2020. Primera ingresión atlántica en Peninsula de Valdés: Bioestratigrafía, paleoambiente y paleoclima del Daniano. XXI Congreso Geológico Argentino more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 236766: authorized by Evangelos Vlachos, entered by Antonio Pasini on 29.10.2024
Creative Commons license: CC BY (attribution)
Taxonomic list
| Dinophyceae | |
| Coccolithophyceae | |
|
Micula staurophora Gardet 1955 coccolithophore | |
|
Placozygus sigmoides Romein 1979
Neocrepidolithus dirimosus Perch-Nielsen 1979 | |
|
Cruciplacolithus primus Perch-Nielsen 1977
Cruciplacolithus tenuis Stradner 1961
Markalius inversus Deflandre 1954 | |
|
Biscutum melaniae Górka 1957 | |
| Dinophyceae | |
|
Cordosphaeridium spp. Eisenack 1963
Hafniasphaera spp. Hansen 1977 | |
|
Senoniasphaera inornata Stover and Evitt 1978 | |
| Carpatella cornuta | |
|
Carpatella cornuta Damassa 1988 | |
| Cervisiella | |
|
Cervisiella sp. Hildebrand-Habel et al. 1999 | |