Where: Nevada (41.0° N, 114.1° W: paleocoordinates 7.0° S, 77.3° W)

• coordinate estimated from map

• hand sample-level geographic resolution

When: Lehman Formation, Llanvirn (468.0 - 458.4 Ma)

• Lehman Formation, White Rockian, from an unknown level but probably from dip slope

• formation-level stratigraphic resolution

Environment/lithology: marine; lithified limestone

Primary reference: D. B. Blake and T. E. Guensburg. 1993. New Lower Ordovician stelleroids (Echinodermata) and their bearing on the origins and early history of the stelleroid echinoderms. Journal of Paleontology 67(1):103-113 [L. Villier/L. Villier/L. Villier]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 91174: authorized by Loic Villier, entered by Loic Villier on 08.09.2009

Creative Commons license: CC BY (attribution)