Where: Buenos Aires, Argentina (39.5° S, 62.7° W)
• Paleocoordinates: 41.5° S, 43.6° W (Wright 2013)
When: UC15 foram zone, Colorado Formation, Campanian (83.6 - 72.1 Ma)
Environment/lithology: open shallow subtidal; lithified, muddy, sandy siliciclastic sediments
Size class: microfossils
Primary reference: J. P. Pérez Panera. 2015. Calcareous nannofossil events in the late cretaceous at Pedro Luro borehole, Colorado basin, Argentina. Libro de Resumenes de la Reunion de Comunicaciones de la Asociación Paleontológica Argentina 14more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 236901: authorized by Evangelos Vlachos, entered by Antonio Pasini on 05.11.2024
Creative Commons license: CC0 (CC0)
Taxonomic list
Coccolithophyceae | |
Micula "sp. A" Vekshina 1959 coccolithophore
Micula staurophora Gardet 1955 coccolithophore
Micula concava Stradner 1960 coccolithophore | |
Micrantholithus sp. Deflandre 1954
Coccolithus pelagicus Wallich 1877
Cruciplacolithus primus Perch-Nielsen 1977 | |
Kamptnerius magnificus Deflandre 1959
Gartnerago segmentatum Stover 1966 | |
Arkhangelskiella cymbiformis Vekshina 1959
Arkhangelskiella maastrichtiana Burnett 1998 | |
Acuturris scotus Rissati 1973
Lucianorhabdus maleformis Reinhardt 1966
Calculites obscurus Deflandre 1959 | |
Prediscosphaera stoveri Perch-Nielsen 1968
Prediscosphaera cretacea Arkhangelsky 1912 | |
Nephrolithus frequens Górka 1957
Cribrosphaerella ehrenbergii Arkhangelsky 1912 | |
Seribiscutum primitivum Thierstein et al. 1974
Biscutum magnum Wind and Wise 1977
Biscutum melaniae Górka 1957 | |
Helicolithus trabeculatus Górka 1957
Eiffellithus turriseiffelii Deflandre 1954
Eiffellithus gorkae Reinhardt 1965 | |
Reinhardtites anthophorus, Chiastozygus synquadriperforatus, Zeugrhabdotus erectus, Staurolithites zoensis
Reinhardtites anthophorus Deflandre 1959
Chiastozygus synquadriperforatus Bukry 1969
Zeugrhabdotus erectus Deflandre 1954
Staurolithites zoensis Burnett 1998 | |
Dinophyceae | |
Thoracosphaera sp. Kamptner 1927 | |
Toweius | |
Toweius africanus Perch-Nielsen 1981 |