Level Z-88, Reno Draw section 1 (Jurassic of the United States)

Where: Mineral County, Nevada (38.5° N, 118.1° W: paleocoordinates 19.5° N, 56.2° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Mullerites pleuroacanthitoides ammonoid zone, Ferguson Hill Member (Sunrise Formation), Liasicus (201.3 - 196.5 Ma)

• Correlated to European Laqueus subzone by Guex (1995)

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified limestone

Size class: macrofossils

Preservation: mold/impression

Collection methods: Repository: Musée de Géologie de Lausanne

Primary reference: J. Guex. 1995. Ammonites hettangiennes de la Gabbs Valley Range (Nevada, USA). Mémoires de Géologie (Lausanne) 27:1-131 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 188624: authorized by Matthew Clapham, entered by Matthew Clapham on 10.09.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ammonitida - Psiloceratidae
Discamphiceras sp. ammonite
"intermediate between D. silberlingi and Kammerkaroceras"
 Ammonitida - Arietitidae
Alsatites proaries Neumayr 1879 ammonite