Where: Chubut, Argentina (43.7° S, 67.8° W: paleocoordinates 46.2° S, 56.7° W)
When: Lower Member (Bororó Formation), Danian (66.0 - 61.6 Ma)
• This palynological assemblage was yielded by a single 15 cm thick bed.
Environment/lithology: marginal marine; lithified, carbonaceous mudstone
Size class: microfossils
Preservation: soft parts, original sporopollenin
Collection methods: chemical, hydrochloric, hydroflouric,
• SEM studies (Phillips XL Serie 30) were done at the Museo “B. Rivadavia.”
Primary reference: L. Scafati, D. L. Melendi, and W. Volkheimer. 2009. A Danian subtropical lacustrine palynobiota from South America (Bororó Formation, San Jorge Basin, Patagonia - Argentina). Geological Acta 7(1-2):35-61 [C. Jaramillo/J. Moreno]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 152264: authorized by Carlos Jaramillo, entered by Jessica Moreno on 14.11.2013, edited by Carlos Jaramillo
Creative Commons license: CC BY (attribution)
Taxonomic list