Alfa dell (Eocene of Argentina)

Where: Tierra del Fuego, Argentina (52.9° S, 68.4° W: paleocoordinates 55.0° S, 58.6° W)

• coordinate estimated from map

• local area-level geographic resolution

When: Cullen Formation, Late/Upper Eocene (37.2 - 33.9 Ma)

• Eight samples were collected from the 2m thick unit described as "level c" in the outcrop section described by Codignotto and Malumia (1981).

Environment/lithology: estuary or bay; lithified, silty, sandy sandstone

• The Cullen Formation is interpreted as an estuarine-deltaic sequence associated with volcanic activity
• The Cullen Formation consists of a sucession of sandy silts and sands with silty intercalations.

Size class: microfossils

• Spores and Pollen

Preservation: soft parts, original sporopollenin

Collected by Dr. Jorge Codignotto

Collection methods: chemical, hydrochloric, hydroflouric

• Slides are housed in the palyno- logical collection of the Departamento de Ciencias Biol6gicas, Facultad de Ciencias Exactas y Naturales, Uni- versidadde Buenos Aires, under the sigle BAFCB p.m.

Primary reference: M. C. Zamaloa. 1992. A new species of Nothofagidites, N. americanus, from Patagonia and Antarctica. Review of Palaeobotany and Palynology (72)49-53 [C. Jaramillo/P. Santamarina]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 153449: authorized by Carlos Jaramillo, entered by Patricio Santamarina on 18.12.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Angiospermae
 Fagales -
Nothofagidites americanus