Cerro Kochis, Cochabamba Department (Devonian of Bolivia)

Also known as 3 km north of the Rio Grande in the Cochabamba Department.

Where: Bolivia (18.5° S, 65.2° W: paleocoordinates 66.5° S, 90.7° W)

• coordinate estimated from map

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

• Lower Devonian

Environment/lithology: offshore; siltstone

• The fossils are preserved in carbonate nodules. These nodules are composed of gray micrite and appear to encase the speciments. Other fossils are preserved as internal molds in siltstone.

Size classes: mesofossils, microfossils

Reposited in the USNM


Primary reference: J. R. Thompson, W. I. Ausich, and L. Smith. 2013. Echinoderms from the Lower Devonian (Emsian) of Bolivia (Malvinokaffric Realm). Journal of Paleontology 87(1):166-175 [W. Kiessling/M. Krause]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 139938: authorized by Wolfgang Kiessling, entered by Mihaela Krause on 24.02.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

 Diplobathrida -
Griphocrinus pirovanoi n. sp. Thompson et al. 2013 Sea lily
 Diplobathrida - Rhodocrinitidae
Lutocrinus boliviaensis n. gen. n. sp.
Lutocrinus boliviaensis n. gen. n. sp. Thompson et al. 2013 Sea lily