USNM loc. 17918 (Devonian of Bolivia)

Also known as Isaacson field number 31

Where: Santa Cruz, Bolivia (17.8° S, 64.8° W: paleocoordinates 66.9° S, 89.1° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Icla Formation, Emsian (407.6 - 393.3 Ma)

• bed-level stratigraphic resolution

Environment/lithology: marine; siltstone

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 36091: authorized by Michael Foote, entered by Michael Foote on 13.01.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

 Productida - Chonetidae
 Terebratulida - Meganterididae
 Spiriferida - Ambocoeliidae
 Rhynchonellida - Leptocoeliidae