Where: Salta, Argentina (24.5° S, 65.8° W: paleocoordinates 43.7° S, 128.9° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Notopeltis orthometopa trilobite zone, Humacha Member (Santa Rosita Formation), Tremadoc (486.5 - 477.7 Ma)

• member-level stratigraphic resolution

Environment/lithology: offshore; lithified, concretionary, gray, blue shale

Size class: macrofossils

Collected by H.J. Harrington and C.S. Petersen

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 115818: authorized by Arnold Miller, entered by Sarah Kolbe on 04.09.2011

Creative Commons license: CC BY (attribution)