Where: Tierra del Fuego, Argentina (52.9° S, 68.4° W: paleocoordinates 55.3° S, 58.3° W)
• coordinate estimated from map
• local area-level geographic resolution
When: Cullen Formation, Middle Eocene (47.8 - 37.7 Ma)
• The today status of scientific knowledge of dinoflagellates together with the pollen and spore assemblage indicate a stratigraphic range from Lower to Middle Eocene.
• formation-level stratigraphic resolution
Environment/lithology: estuary or bay; lithified, silty, sandy sandstone
Size class: microfossils
Preservation: soft parts, original sporopollenin
Collected by F. Versoorst in 1971
Collection methods: chemical, hydrochloric, hydroflouric
• The stubs of the palynological preparation are housed at the Pb-Palino, Tucumán, Argentina.
Primary reference: R. Zetter, C. C. Hofmann, I. Draxler, J. Durango Cabrera, M. M. Vergel and F. Vervoorst. 1999. A rich Middle Eocene microflora at Arroyo de los Mineros, near Cañadón Beta, NE Tierra del Fuego Province, Argentina. Abhandlungen der Geologischen Bundesanstalt (56)436-460 [C. Jaramillo/C. Jaramillo/M. Uhen]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 169358: authorized by Carlos Jaramillo, entered by Carlos Jaramillo on 20.05.2015
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Polypodiopsida | |
"Cnemidaria sp." = Cyathea
"Cnemidaria sp." = Cyathea Smith 1793 scaly tree fern | |
Lophosoria sp. Presl 1847 | |
Pteridopsida | |
Ischyosporites sp. Balme 1957 | |
Ginkgoopsida | |
Ephedra sp. Linnaeus 1753 jointfir | |
Lycopodiopsida | |
Lycopodium sp. Linnaeus 1753 ground pine | |
Equisetopsida | |
Araucaria sp. de Jussieu 1789 | |
Magnoliopsida | |
Malvacipollis "sp. 1" Harris 1965
Malvacipollis "sp. 2" Harris 1965
Malvacipollis "sp. 3" Harris 1965 | |
Angiospermae | |
Nothofagidites suggatei Couper 1953 | |
Cassia sp. Linnaeus 1753 legume
Margocolporites sp. Ramanajuan 1966 legume | |
Rosaceae "indet. 1" Jussieu 1789 rose
Rosaceae "indet. 2" Jussieu 1789 rose
? Rosaceae "indet. 3" Jussieu 1789 rose
Rubus sp. Linnaeus 1753 bramble | |
Euphorbiaceae "indet. 1" Jussieu 1789 spurge
Euphorbiaceae "indet. 2" Jussieu 1789 spurge | |
Bombax sp. Linnaeus 1753 cotton tree | |
Sterculiaceae indet. Ventenat 1807 | |
Cupania sp. Linnaeus 1753 soapberry | |
Dicotyledoneae | |
Fuchsia sp. Linnaeus 1753 willowherb | |
Myrceugenia sp. Berg 1855 myrtle | |
Angiospermae | |
Asteraceae "sp. 1" Berchtold and Presl 1820 daisy
Asteraceae "sp. 2" Berchtold and Presl 1820 daisy
Asteraceae "sp. 3" Berchtold and Presl 1820 daisy | |
Myriophyllum sp. Linnaeus 1753 water milfoil | |
Gunnera sp. Linnaeus | |
Proteacidites "sp. 1" Cookson and Couper 1953
Proteacidites "sp. 2" Cookson and Couper 1953
Proteacidites "sp. 3" Cookson and Couper 1953
Proteacidites "sp. 4" Cookson and Couper 1953 | |
Phyllocladidites mawsonii Cookson 1947 podocarp
Dacrydiumites florinii Cookson and Pike 1953 podocarp
Podocarpidites marwickii Couper 1953 podocarp | |
Reboulisporites fuegiensis | |
Reboulisporites fuegiensis Zamaloa and Romero 1990 |