Where: Tierra del Fuego, Argentina (52.6° S, 68.1° W)
• Paleocoordinates: 52.0° S, 65.5° W (Wright 2013)
• coordinate estimated from map
When: Early/Lower Miocene (23.0 - 16.0 Ma)
Environment/lithology: marine; lithified, silty sandstone
Size class: microfossils
• Other: Palynomorphs
Preservation: soft parts, original sporopollenin
Collection methods: core, chemical, hydrochloric, hydroflouric
• Las preparaciones se encuentran depositadas en la palinoteca del Centro de Investigaciones en Recursos Geológicos bajo la sigla CIRGEO Palin con número de catálogo 1242-1279
Primary reference: S. Palamarczuk and V. Barreda. 2000. Palinología del Paleogeno tardío-Neógeno temprano, pozo Aries x-1, plataforma Continental Argentina, Tierra del Fuego. Ameghiniana 37(2):221-234 [C. Jaramillo/J. Ceballos/A. Cardenas ]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 144139: authorized by Carlos Jaramillo, entered by Juliana Ceballos on 01.05.2013, edited by Patricio Santamarina
Creative Commons license: CC0 (CC0)
Taxonomic list
Dinophyceae | |
Operculodinium centrocarpum Wall 1967
Nematosphaeropsis rigida Wreen 1988
Spiniferites mirabilis Sarjeant 1970
Lingulodinium spp. Wall 1967 | |
Selenopemphix nephroides Benedek 1972
Sumatradinium sp. Lentin and Williams 1976
Lejeunecysta spp. Artzner and Dörhöfer 1978 | |
Brigantedinium sp. Reid 1977 | |
Diporites | |
"Diporites" sp. Van der Hammen 1954
Diporites aspis Pocknall and Mildenhall 1984 | |
Angiospermae | |
Graminidites sp. Potonie 1960 bamboo | |
Chenopodipollis chenopodiaceoides Truswell 1985 | |
Striasyncolpites laxus Mildenhall and Pocknall 1989 soapberry | |
Mutisiapollis | |
Mutisiapollis viteauensis Barreda 1998 | |
Cyperaceaepollis neogenicus | |
Cyperaceaepollis neogenicus Krutzsch 1970 |