USNM loc. 17905 (Devonian to of Bolivia)

Also known as Isaacson field locality 18

Where: Chuquisaca, Bolivia (19.2° S, 64.9° W: paleocoordinates 69.6° S, 85.8° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Purple Sand Member (Cha-Kjeri Formation), Eifelian to Eifelian (393.3 - 382.7 Ma)

• bed-level stratigraphic resolution

Environment/lithology: marine; red sandstone

• Setting interpreted as intracratonic basin.

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 36047: authorized by Michael Foote, entered by Michael Foote on 13.01.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

 Terebratulida - Rhipidiothyrididae