Where: Nevada (38.5° N, 117.8° W: paleocoordinates 15.1° N, 53.9° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Luning Formation, Lacian (221.5 - 215.6 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: lithified limestone

Size class: macrofossils

Reposited in the USNM

Primary reference: B. Kummel. 1953. American Triassic coiled nautiloids. United States Geological Survey Professional Paper 250:1-104 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 166665: authorized by Matthew Clapham, entered by Matthew Clapham on 21.02.2015

Creative Commons license: CC BY (attribution)