ammonites
SJS-510, Rib Hill, Murry Summit (Permian of the United States)

Where: Nevada (39.2° N, 115.0° W: paleocoordinates 12.9° N, 36.5° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Arcturus Formation, Artinskian (290.1 - 279.5 Ma)

• 125 m above base

• group of beds-level stratigraphic resolution

Environment/lithology: lithified limestone

Size class: macrofossils

Collection methods: peel or thin section,

Primary reference: J. Fedorowski, E. W. Bamber, and C. H. Stevens. 2007. Lower Permian colonial rugose corals, western and northwestern Pangaea: taxonomy and distribution 1-231 [M. Clapham/M. Clapham] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 107986: authorized by Matthew Clapham, entered by Matthew Clapham on 20.04.2011

Creative Commons license: CC BY-NC-ND (attribution-noncommercial-no derivatives)