Also known as Lower section, Yerba Loca Fm., Quebrada Divisadera and Los Tuneles, Argentina

Where: Argentina (30.0° S, 69.0° W: paleocoordinates 35.6° S, 131.6° W)

• local area-level geographic resolution

When: Paraglossograptus tentaculatus graptolite zone, Yerba Loca Formation, Early/Lower Llanvirn (468.0 - 461.1 Ma)

• formation-level stratigraphic resolution

Environment/lithology: slope; lithified, intraclastic, calcareous shale

Size classes: macrofossils, mesofossils

Collection methods: JA: marked by Novack-Gottshall without explanation as omitting some genera, some macrofossils, some microfossils, and species names, but apparently complete

Primary reference: G. E. Ortega, E. Brussa, and R. Astini. 1991. Nuevos hallazgos de graptolitos en la Formacion Yerba Loca y su implicancia estratigrafica, Precordillera de San Juan Argentina. Ameghiniana 28(1-2):163-178 [A. Miller/P. Novack-Gottshall/J. Alroy]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 8883: authorized by Arnold Miller, entered by Phil Novack-Gottshall on 02.09.2000

Creative Commons license: CC BY (attribution)