Where: Seymour Island, Antarctica (64.3° S, 56.7° W: paleocoordinates 63.2° S, 66.6° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: L. balmei and New Zealand PM3 zones pollen zone, Sobral Formation, Early/Lower Paleocene to Early/Lower Paleocene (66.0 - 61.6 Ma)
• The stratigraphic framework and dinoflagellate cyst succession have been summarized for the Campanian to Paleocene of Seymour Island (Askin, 1988a).
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•The Danian succession (López de Bertodano 10 and Sobral 1-4) corresponds to the Australian L. balmei and New Zealand PM3 zones.
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• group of beds-level stratigraphic resolution
Environment/lithology: marine; gray, silty sandstone
Size class: microfossils
Preservation: original sporopollenin
Collection methods: Palynomorphs discussed here are from approximately 500 outcrop samples in measured sections through the upper Campanian, Maastrichtian and Paleocene López de Bertodano and Sobral Formations.
Primary reference: R. A. Askin. 1990. Campanian to Paleocene spore and pollen assemblages of Seymour Island, Antarctica. Review of Palaeobotany and Palynology (65)105-113 [C. Jaramillo/C. Jaramillo]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 168705: authorized by Carlos Jaramillo, entered by Carlos Jaramillo on 27.04.2015
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
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Polypodiopsida | |
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Magnoliopsida | |
Rhoipites cf. microreticulatus, Rhoipites spp., Tricolporites pachyexinus, Polycolpites langstonii, Forcipites sabulosus, Haloragacidites harrisii
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Phyllocladidites spp., Phyllocladidites mawsonii, Microcachryidites antarcticus, Dacrydiumites spp., Podosporites spp., Lygistepollenites florinii, Podocarpidites spp.
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Angiospermae | |
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Dicotyledoneae | |
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Ginkgoopsida | |
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Cycadopites | |
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Equisetopsida | |
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Stellidiopollis annulatus | |
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