ammonites
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Wildhorse Mine M2314, New Range Pass (Triassic of the United States)

Where: Nevada (39.9° N, 117.5° W: paleocoordinates 10.3° N, 41.6° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Shoshonensis zone, Pelsonian (247.2 - 242.0 Ma)

Environment/lithology: marine; lithified lithology not reported

Size class: macrofossils

Primary reference: H. Bucher. 1992. Ammonoids of the Shoshonensis Zone (Middle Anisian, Middle Triassic) from northwestern Nevada (USA). Jahrbuch der Geologischen Bundesanstalt 135:425-465 [M. Clapham/C. Feng/M. Clapham] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 113710: authorized by Matthew Clapham, entered by Christina Feng on 04.08.2011

Creative Commons license: CC BY (attribution)