Valle del Ancón section, Sierra de los Organos, western Cuba - V (Cretaceous of Cuba)

Where: Cuba (22.7° N, 83.8° W: paleocoordinates 5.9° N, 53.0° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Tumbadero Member (Guasasa Formation), Berriasian (145.0 - 139.8 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: offshore shelf; lithified, gray, cherty/siliceous limestone and lithified shale

• During the Early Cretaceous the environment of the Sierra de los Organos was one of deeper waters.
• ca. 4 m. Dark and dark-grey partly silicified limestone, with intercalations of shale and dark chert layers.

Size class: microfossils

Primary reference: R. Myczynski. 1989. Ammonite biostratigraphy of the Tithonian of Western Cuba. Annales Societatis Geologorum Poloniae 59:43-125 [M. Aberhan/S. Nurnberg]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 57709: authorized by Martin Aberhan, entered by Sabine Nürnberg on 20.12.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
unclassified
  -
Tintinopsella carpathica
Protozoa
 Calpionellida -
Calpionella sp.
  -
Radiolaria indet.