Where: Nevada (38.5° N, 118.1° W: paleocoordinates 22.1° N, 55.6° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Ferguson Hill Member (Sunrise Formation), Early/Lower Sinemurian (196.5 - 189.6 Ma)

• Early Sinemurian Involutum Zone, a Cordilleran ammonite zone correlated with

•the upper Bucklandi subzone to lower Semicostatum zone of northwestern Europe

• bed-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified limestone and siltstone

Size class: macrofossils

Collection methods: Repository: Northwest Museum of Natural History (NWMNH)

Primary reference: M. S. Hodges and G. D. Stanley. 2015. North American coral recovery after the end-Triassic mass extinction, New York Canyon, Nevada, USA. GSA Today [W. Kiessling/M. Krause]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 197277: authorized by Wolfgang Kiessling, entered by Mihaela Krause on 30.10.2018

Creative Commons license: CC BY (attribution)