USNM loc. 20010 (Devonian of Bolivia)

Also known as Isaacson field locality 142

Where: La Paz, Bolivia (16.0° S, 69.0° W: paleocoordinates 64.7° S, 81.6° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Sica Sica Formation, Eifelian (393.3 - 387.7 Ma)

• bed-level stratigraphic resolution

Environment/lithology: marine; sandstone and shale

• Setting interpreted as intracratonic basin.
• Location of sample on section appears to be at sandstone-shale transition.

Primary reference: P. E. Isaacson. 1977. Devonian stratigraphy and brachiopod paleontology of Bolivia. part A: Orthida and Strophomenida. Palaeontographica Abteilung A 155(5-6):133-192 [M. Foote/M. Foote/M. Foote]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 36068: authorized by Michael Foote, entered by Michael Foote on 13.01.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

Rhynchonellata
 Spiriferida - Ambocoeliidae