B13, Site B, South Canyon (Triassic of the United States)

Where: Nevada (39.6° N, 117.5° W: paleocoordinates 10.7° N, 45.6° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Middle Member (Augusta Mountain Formation), Julian (235.0 - 232.0 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 and J. F. Jenks. 2007. The Trachyceratidae from South Canyon (central Nevada): record, taxonomic problems and stratigraphic significance for the definition of the Ladinian-Carnian boundary. The Global Triassic. New Mexico Museum of Natural History and Science Bulletin 41:14-22 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 186877: authorized by Matthew Clapham, entered by Matthew Clapham on 06.07.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ceratitida - Trachyceratidae
Trachyceratidae indet. Haug 1894 ceratite
Trachyceratidae ex gr. "T." desatoyense
Daxatina sp. Strand 1929 ceratite