Skua Bay assemblage: Late Campanian - Early Maastrichtian, Antarctica

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Polypodiopsida - Osmundaceae
similar to ‘Alsophila’ or Polypodium sp. in Czajkowski & Rösler, 1986,
Polypodiopsida - Cyatheales - Thyrsopteridaceae
similar to remains of Pteridophyta in Zastawniak, 1981
unclassified
similar to Dicotylophyllum latitrilobatum Zastawniak, in Birkenmajer & Zastawniak, 1989b, and Sterculia washburnii Berry, 1928 in Dutra, 1997b
Coniferales - Podocarpaceae
similar to P. aberensis Hill, 1989a
Podocarpus informal sp. L'Heritier and Persoon 1807
Magnoliopsida
of Zastawniak (1994) and Goeppertia Engelhardt, 1891
Angiospermae - Fagales - Myricaceae
? Myrica mira Berry 1925
affinities also with Phyllites sp. 14 in Dusén, 1908
Angiospermae - Fagales - Nothofagaceae
aff. N. cretacea Zastawniak, 1994
Angiospermae - Fabales - Fabaceae
in Berry, 1922
Angiospermae - Malvales - Malvaceae
Angiospermae - Sapindales - Anacardiaceae
Angiospermae - Moraceae
Ficophyllum palustris Cantrill 1996
Angiospermae - Laurales - Monimiaceae
Angiospermae - Laurales - Atherospermataceae
in Berry, 1938
Asteroidea - Valvatida - Oreasteridae
unclassified
sp. nov.
see common names

Geography
Country:Antarctica
Coordinates: 62.2° South, 59.0° West (view map)
Paleocoordinates:57.1° South, 68.6° West (Wright 2013)
Basis of coordinate:stated in text
Geographic resolution:outcrop
Time
Period: Cretaceous Epoch: Late Cretaceous
Stage: Campanian - Maastrichtian 10 m.y. bin: Cretaceous 7 - Cretaceous 8
Key time interval: Late Campanian - Early Maastrichtian
Age range of interval: 83.6 - 66 m.y. ago
Stratigraphy
Formation:Half Three Point
Stratigraphic resolution:formation
Lithology and environment
Primary lithology:tuffaceous lithified sandy sandstone
Secondary lithology:tuffaceous lithified muddy mudstone
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body,mold/impression,original carbon,original sporopollenin,original cellulose,replaced with other
Size of fossils:macrofossils,microfossils
Collection methods and comments
Collection excludes:some microfossils
Collection methods:bulk,chemical,mechanical,hydrochloric,hydroflouric,field collection
Reason for describing collection:biostratigraphic analysis
Collection method comments: All type and figured material is housed in the Museum of Paleontology, Antarctic Section, Vale do Rio dos Sinos University (UNISINOS).
Metadata
Database number:150273
Authorizer:C. Jaramillo Enterer:P. Santamarina
Research group:micropaleontology,paleobotany
Created:2013-09-05 00:24:35 Last modified:2025-02-22 15:12:02
Access level:authorizer only Released:2018-09-05 00:24:35
Creative Commons license:CC0
Reference information

Primary reference:
48067. T. L. Dutra and D. J. Batten. 2000. Upper Cretaceous floras of King George Island, West Antarctica, and their palaeoenvironmental and phytogeographic implications. Cretaceous Research (21)181-209 [C. Jaramillo/P. Santamarina]