Where: Antarctica (64.1° S, 58.4° W: paleocoordinates 69.0° S, 53.3° W)
• outcrop-level geographic resolution
When: Gustav Group, Cenomanian (100.5 - 93.9 Ma)
Environment/lithology: lithified, bioturbated, silty sandstone
Size class: microfossils
• Other: Palynomorphs
Preservation: soft parts, original sporopollenin
Reposited in the BMNH
Collection methods: bulk, chemical, hydrochloric, hydroflouric,
Primary reference: M. E. Dettmann and M. R. A. Thomson. 1987. Cretaceous palynomorphs from the James Ross Island area, Antarctica - A pilot Study. British Antarctic Survey Bulletin (77)13-59 [C. Jaramillo/P. Santamarina/P. Santamarina]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 153428: authorized by Carlos Jaramillo, entered by Patricio Santamarina on 16.12.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
| Alisporites | |
|
Alisporites grandis Dettmann 1963 | |
| Pteridopsida | |
Polypodiaceoisporites elegans, Osmundacidites spp., Cyathidites australis, Ischyosporites volkheimeri
Polypodiaceoisporites elegans Archangelsky and Gamerro 1966
Osmundacidites spp. Couper 1953
Cyathidites australis Couper 1953
Ischyosporites volkheimeri Filatoff 1975 | |
| Foveogleicheniidites confossus | |
|
Foveogleicheniidites confossus Burger 1975 | |
| Polypodiopsida | |
|
Laevigatosporites ovatus Wilson and Webster 1946
Trichotomosulcites subgranulatus Couper 1953 | |
|
Cyatheacidites archangelskii Dettmann 1986
Cyatheacidites annulatus Cookson 1947
Trilites spp. Erdtman and Couper 1947 | |
|
Baculatisporites comaumensis Potonie 1953 | |
|
Ornamentifera "sp. A" Bolkhovitina 1966
Gleicheniidites circinidites Dettmann 1963 | |
|
Klukisporites "sp. A" Couper 1958 | |
|
Podocarpidites ellipticus Cookson 1947 podocarp
Microcachryidites antarcticus Couper 1953 podocarp
Callialasporites trilobatus Balme 1957 podocarp | |
| Magnoliopsida | |
|
cf. Tricolporites lillei Stover and Evans 1973 | |
| Angiospermae | |
|
Tricolpites spp. Couper 1953 | |
|
Liliacidites cf. kaitangataensis Couper 1953 | |
|
Clavatipollenites hughesii Kemp 1968 | |
| Bryopsida | |
|
Stereisporites antiquasporites Dettmann 1963 | |
| Phimopollenites | |
|
Phimopollenites pannosus Dettmann 1974 | |
| Nyssapollenites | |
|
Nyssapollenites spp. Thiergart 1937 | |
| Equisetopsida | |
|
Balmeiopsis limbatus Balme 1957
Araucariacites australis Cookson 1947
Classopollis sp. Pflug 1953
Classopollis chateaunovii Reyre 1970 | |
|
Foraminisporis dailyi Dettmann 1963 | |
| Lycopodiopsida | |
|
Herkosporites elliottii Stover 1973 spikemoss | |
|
Retitriletes austroclavatidites Döring et al. 1963 clubmoss | |
| Ginkgoopsida | |
|
Vitreisporites pallidus Nilsson 1958 | |
| Cycadopites | |
|
Cycadopites nitidus de Jersey 1964 | |
| Dinophyceae | |
|
Ascodinium ovale Cookson and Eisenack 1970 | |
|
Diconodinium pusillum Singh 1971
Spiniferites ramosus Lentin and Williams 1973 | |
|
Microdinium ornatum Cookson and Eisenack 1960 | |
|
Cyclonephelium compactum Deflandre and Cookson 1955 | |
Heterosphaeridium heteracanthum, Coronifera striolata, Oligosphaeridium complex, Kiokansium polypes, Cribroperidinium edwardsii
Heterosphaeridium heteracanthum Eisennack and Kjellström 1972
Coronifera striolata Stover and Evitt 1978
Oligosphaeridium complex Davey and Williams 1966
Kiokansium polypes Below 1982
Cribroperidinium edwardsii Davey 1969 | |
|
Cleistosphaeridium armatum Davey 1969
Cleistosphaeridium ancoriferum Davey et al. 1966 | |
|
Odontochitina singhii Morgan 1980 | |