Where: Antarctica (63.8° S, 58.1° W: paleocoordinates 67.1° S, 56.3° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Whisky Bay Formation (Gustav Group), Late/Upper Turonian to Late/Upper Turonian (93.5 - 85.8 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified siltstone and lithified sandstone
Size class: microfossils
Preservation: original sporopollenin
Collection methods: Los preparados se encuentran depositados en la palinoteca del Centro de Investigaciones en Recursos Geológicos bajo la sigla CIRGEO Palin y los números de catálogo 1053 a 1124.
Primary reference: V. D. Barreda, S. Palamarczuk, and F. Medina. 1999. Palinología de la Formación Hidden Lake (Coniaciano-Santoniano), Isla James Ross, Antártida. Revista Española de Micropaleontología (31)53-72 [C. Jaramillo/C. Jaramillo]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 169324: authorized by Carlos Jaramillo, entered by Carlos Jaramillo on 19.05.2015
Creative Commons license: CC BY (attribution)
Taxonomic list
| unclassified | |
| Dryadopollis | |
|
Dryadopollis "sp.1" Srivastava 1977 | |
| Phimopollenites | |
|
Phimopollenites pannosus Dettmann 1974 | |
| Nyssapollenites | |
|
Nyssapollenites spp. Thiergart 1937 | |
| Cupuliferoidaepollenites | |
|
Cupuliferoidaepollenites sp. Potonié et al. 1950 | |
| Equisetopsida | |
|
Classopollis spp. Pflug 1953 | |
| Alisporites | |
|
Alisporites similis Dettmann 1963 | |
Podocarpidites ellipticus, Microcachryidites antarcticus, Phyllocladidites mawsonii, Callialasporites dampieri
Podocarpidites ellipticus Cookson 1947 podocarp
Microcachryidites antarcticus Couper 1953 podocarp
Phyllocladidites mawsonii Cookson 1947 podocarp
Callialasporites dampieri Balme 1957 podocarp | |
| Angiospermae | |
|
Proteacidites "sp.1" Cookson and Couper 1953 | |
| Polypodiopsida | |
|
Cyatheacidites annulatus Cookson 1947 | |
|
Baculatisporites comaumensis Potonie 1953 | |
|
Contignisporites cooksoniae Dettmann 1963 | |
|
Gleicheniidites circinidites Dettmann 1963
Clavifera triplex Bolkhovitina 1966 | |
| Pteridopsida | |
|
Osmundacidites wellmanii Couper 1953
Ischyosporites volkheimeri Filatoff 1975 | |
| Ginkgoopsida | |
|
Vitreisporites pallidus Nilsson 1958 | |
| Lycopodiopsida | |
|
Densoisporites velatus Dettmann 1963 clubmoss | |
|
Herkosporites elliottii Stover 1973 spikemoss | |
| Dinophyceae | |
? Isabelidinium sp., Palaeohystrichophora infusorioides, Trithyrodinium "sp.1", Trithyrodinium vermiculatum
? Isabelidinium sp. Lentin and Williams 1977
Palaeohystrichophora infusorioides Deflandre 1936
Trithyrodinium "sp.1" Drugg
Trithyrodinium vermiculatum Lentin and Williams 1976 | |
|
| |
Heterosphaeridium heteracanthum, Chytroeisphaeridia baetica, Impagidinium spp., ? Operculodinium spp.
Heterosphaeridium heteracanthum Eisennack and Kjellström 1972
Impagidinium spp. Stover and Evitt 1978
? Operculodinium spp. Wall 1967 | |