OR1016 Ormaechea Park: Danian, Argentina

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Dipsidripella sp.
Trilete informal perisporium
Dinoflagellate cysts
Equisetopsida - Cheirolepidiaceae
Classopollis spp.
Angiospermae
Restioniidites pascualii Archangelsky 1973
Angiospermae - Gunnerales
Tricolpites communis Archangelsky 1973
Angiospermae - Proteales
Peninsulapollis gillii Dettmann and Jarzen 1988
Angiospermae - Proteales - Proteaceae
Proteacidites informal sp. A Cookson and Couper 1953
Proteacidites informal sp. B Cookson and Couper 1953
Angiospermae - Araceae
Proxapertites sp. Van der Hammen 1956
Angiospermae - Liliaceae
Liliacidites vermireticulatus Archangelsky and Zamaloa 1986
Liliacidites variegatus Couper 1953
Magnoliopsida
Psilatricolporites sp. Pierce 1961
Rhoipites baculatus Archangelsky 1973
Tricolpites anguloluminosus Anderson 1960
replaced by Albertipollenites anguloluminosus
Coniferales - Podocarpaceae
Podocarpidites elegans Romero 1977
Podocarpidites marwickii Couper 1953
Podocarpidites rugulosus Romero 1977
Microcachrydites antarcticus
Dacrydiumites praecupressinoides
Lycopodiopsida - Selaginellales
Ceratosporites equalis Cookson and Dettmann 1958
Polypodiopsida - Dicksoniaceae
Trilites parvalatus
Polypodiopsida - Polypodiaceae
Trichotomosulcites subgranulatus Couper 1953
Polypodiopsida - Gleicheniaceae
Clavifera triplex Bolkhovitina 1966
Polypodiopsida - Schizaeales - Schizaeaceae
Cicatricosisporites sp. Potonie and Gelletich 1933
Polypodiopsida - Gleicheniales - Matoniaceae
Dictyophyllidites concavus Harris 1965
Pteridopsida
Cyathidites minor Couper 1953
Coccolithophyceae - Watznaueriales - Watznaueriaceae
Cyclagelosphaera sp. Noël 1965
Coccolithophyceae - Podorhabdales - Axopodorhabdaceae
Nephrolithus frequens Górka 1957
Coccolithophyceae - Podorhabdales - Biscutaceae
Biscutum sp. Black 1959
Coccolithophyceae
Cruciplacolithus primus Perch-Nielsen 1977
Coccolithus cavus
Coccolithophyceae - Eiffellithales - Chiastozygaceae
Staurolithites sp. Caratini 1963
Zeugrhabdotus sigmoides (Bramlette and Sullivan 1961)
Coccolithophyceae - Isochrysidales - Prinsiaceae
Prinsius dimorphosus Perch-Nielsen 1977
Globothalamea - Rotaliida - Cancrisidae
Gyroidinoides nitidus
original and current combination Valvalabamina
Hedbergellidae
Globanomalina planocompressa
Dinophyceae
Spiniferites sp. Mantell 1850
Dinophyceae - Gonyaulacales - Areoligeraceae
Senoniasphaera inornata Stover and Evitt 1978
Dinophyceae - Gonyaulacales
Tanyosphaeridium sp. Davey and Williams 1966
Dinophyceae - Gonyaulacales - Gonyaulacaceae
Cyclapophysis monmouthensis
Damassadinium californicum
Dinophyceae - Peridiniales - Peridiniaceae
Lentinia sp. Bujak et al. 1980
Palaeoperidinium pyrophorum Sarjeant 1967
Cerodinium sp. Vozzhennikova 1963
Trithyrodinium evittii
Dinophyceae - Peridiniales - Deflandreaceae
Palaeocystodinium sp. Alberti 1961
see common names

Geography
Country:Argentina State/province:Chubut
Coordinates: 45.8° South, 69.1° West (view map)
Paleocoordinates:48.3° South, 58.3° West
Basis of coordinate:stated in text
Geographic resolution:basin
Time
Period:Paleogene Epoch:Paleocene
Stage:Danian 10 m.y. bin:Cenozoic 1
Key time interval:Danian Foram zone:
Age range of interval:66.00000 - 61.60000 m.y. ago
Stratigraphy
Formation:Salamanca
Local section:OR1016 Local bed:5.1 m
Local order:bottom to top
Lithology and environment
Primary lithology: sandstone
Environment:delta front
Taphonomy
Modes of preservation:original sporopollenin
Size of fossils:microfossils
Collection methods and comments
Collection methods:chemical
Reason for describing collection:biostratigraphic analysis
Metadata
Also known as:Dromedary Hill
Database number:172887
Authorizer:C. Jaramillo Enterer:C. Jaramillo
Modifier:C. Jaramillo
Created:2015-08-27 13:16:45 Last modified:2015-08-27 13:42:17
Access level:the public Released:2015-08-27 13:16:45
Creative Commons license:CC BY
Reference information

Primary reference:
55652. W. C. Clyde, P. Wilf, A., R. L. Slingerland, T. Barnum, P. K. Bijl, T. J. Bralower, H. Brinkhuis, E. E. Comer, B. T. Huber, M. B. R. Ibañez-Mejia Jicha, J. M. Krause, J. D. Schueth, B. S. Singer, M. S. Raigemborn, M. D. Schmitz, A. Sluijs and M. C. Zamaloa. 2014. New age constraints for the Salamanca Formation and lower Río Chico Group in the western San Jorge Basin, Patagonia, Argentina: Implications for Cretaceous-Paleogene extinction recovery and land mammal age correlations. Geological Society America Bulletin 126(3-4):289-306 [C. Jaramillo/C. Jaramillo/M. Uhen]