A22, Site A, South Canyon (Triassic of the United States)

Where: Nevada (39.6° N, 117.5° W)

• Paleocoordinates: 21.3° N, 39.9° W (Wright 2013)

• coordinate stated in text

• small collection-level geographic resolution

When: Middle Member (Augusta Mountain Formation), Julian (237.0 - 233.6 Ma)

• T. desatoyense zone (now Daxatina beds)

• bed-level stratigraphic resolution

Environment/lithology: offshore; lithified, argillaceous limestone

Size class: macrofossils

Collection methods: Repository: Museo di Paleontologia (MPUM), Dipartimento di Scienze della Terra “Ardito Desio”, Università degli Studi di Milano

Primary reference: M. Balini. 2008. Discovery of Upper Ladinian ammonoids at the type locality of the lower Carnian Desatoyense zone (South Canyon, New Pass Range, Nevada). Journal of Paleontology 82:176-182 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 186866: authorized by Matthew Clapham, entered by Matthew Clapham on 06.07.2017

Creative Commons license: CC0 (CC0)

Taxonomic list

Cephalopoda
 Ceratitida - Trachyceratidae
Trachyceratidae indet. Haug 1894 ceratite