Seymour Island, SI-12z (Cretaceous of Antarctica)
Where: Antarctica (64.3° S, 56.8° W: paleocoordinates 62.5° S, 67.5° W)
When: Lopez de Bertodano Formation, Maastrichtian (72.1 - 66.0 Ma)
Environment/lithology: offshore; sandstone
Collection methods: date sample taken 1982/1984
Primary reference: D. Harwood. 1988. Upper Cretaceous and lower Paleocene diatom and silicoflagellate biostratigraphy of Seymour Island, eastern Antarctic Peninsula. Geological Society of America, Memoir 169:55-129 [C. Cervato/C. Cervato]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 57555: authorized by Cinzia Cervato, entered by Cinzia Cervato on 13.12.2005
Creative Commons license: CC BY (attribution)
Taxonomic list
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Chrysophyceae | |
Bacillariophyceae | |
Rhizosolenia cretacea diatom | |
Trinacria aries diatom
Trinacria pileolus diatom | |
Coscinodiscus morenoensis diatom | |
Acanthodiscus vulcaniformis diatom | |
Triceratium indefinitum diatom
Triceratium sentum diatom | |
Goniothecium odontella diatom
Pterotheca pokrovskajae diatom | |
Stephanopyxis hannai diatom
Stephanopyxis superba diatom
Stephanopyxis turris Greville and Arnot 1857 diatom | |
Gladius antarcticus diatom
Gladius pacificus diatom |