Bajo Comisión 1 - NFF (Cretaceous to of Argentina)

Where: Santa Cruz, Argentina (48.9° S, 72.2° W: paleocoordinates 56.3° S, 48.4° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Kachaike Formation, Late/Upper Albian to Late/Upper Albian (105.3 - 93.9 Ma)

• formation-level stratigraphic resolution

Environment/lithology: delta plain; lithified shale

• Upper delta plain

Size class: macrofossils

Preservation: mold/impression, adpression, original cellulose

Collection methods: chemical,

• Fossil specimens are deposited in the paleobotanical collection of the Argentinean Museum of Natural Sciences Bernardino Rivadavia (BA Pb and BA Pb Pm).

Primary reference: M. G. Passalia. 2007. Nuevos registros para la flora cretácica descripta por Halle (1913) en lago San Martín, Santa Cruz, Argentina. 44(3):565-595 [C. Jaramillo/J. Moreno/J. Moreno]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 150638: authorized by Carlos Jaramillo, entered by Jessica Moreno on 12.09.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Pteridopsida
  -
 Gleicheniales - Matoniaceae
Nathorstia alata Halle 1913
 Polypodiales -