Where: Salta, Argentina (22.2° S, 64.9° W: paleocoordinates 46.4° S, 128.7° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Tremadoc (488.3 - 478.6 Ma)

• formation-level stratigraphic resolution

Environment/lithology: offshore; lithified, gray marl

Size class: macrofossils

Collected by D. Nesossi

Primary reference: H. J. Harrington and A. F. Leanza. 1957. Ordovician trilobites of Argentina. Department of Geology, University of Kansas Special Publication. Lawrence: University of Kansas Press 1:1-276 [A. Miller/P. Novack-Gottshall] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 116067: authorized by Arnold Miller, entered by Sarah Kolbe on 05.09.2011