D-7335, D-7336 - Nevada (Triassic of the United States)

Where: Nevada (38.0° N, 118.0° W: paleocoordinates 16.8° N, 55.2° W)

• coordinate estimated from map

• local area-level geographic resolution

When: Upper Member (Gabbs Formation), Sevatian (212.0 - 205.6 Ma)

• late Norian

• group of beds-level stratigraphic resolution

Environment/lithology: foreshore; lithified siltstone

• allochthonous terrane
• terrigenous siltstone

Size class: macrofossils

Collection methods: bulk, mechanical,

Primary reference: R. A. Laws. 1982. Late triassic depositional environments and molluscan associations from west-central Nevada. Palaeogeography, Palaeoclimatology, Palaeoecology 37(2-4):131-148 [M. Aberhan/S. Nurnberg/S. Nurnberg]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 37249: authorized by Martin Aberhan, entered by Sabine Nürnberg on 09.03.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ceratitida - Choristoceratidae
Choristoceras "sp. 2" Hauer 1865 ceratite
sp. 2
Choristoceras marshi Hauer 1865 ceratite