Where: Jujuy, Argentina (23.0° S, 65.4° W: paleocoordinates 45.3° S, 128.4° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Jujuyaspis keideli trilobite zone, Casayok Formation (Santa Victoria Group), Tremadoc (486.5 - 477.7 Ma)

• levels AP-2 and AP-3 are transition beds between the Casayok and the Azul Pampa Formations, Early Tremadoc

• group of beds-level stratigraphic resolution

Environment/lithology: coastal; lithified sandstone

Size class: macrofossils

Primary reference: J. L. Benedetto. 2007. New Upper Cambrian-Tremadoc rhynchonelliformean brachiopods from northwestern Argentina: evolutionary trends and early diversification of plectorthoideans in the Andean Gondwana. Journal of Paleontology 81(2):261-285 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 74345: authorized by Wolfgang Kiessling, entered by Uta Merkel on 03.08.2007

Creative Commons license: CC BY (attribution)