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North Humboldt Range HB 29, Humboldt Mountains (Triassic of the United States)

Where: Nevada (40.5° N, 118.1° W: paleocoordinates 11.1° N, 41.7° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Nevadisculites taylori ammonoid zone, Fossil Hill Member (Favret Formation), Pelsonian (247.2 - 242.0 Ma)

Environment/lithology: marine; lithified, massive limestone

Size class: macrofossils

Primary reference: H. Bucher. 1988. A new Middle Anisian (Middle Triassic) ammonoid zone from northwestern Nevada. Eclogae Geologicae Helvetiae 81(3):723-762 [M. Clapham/M. Clapham/M. Clapham] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 105187: authorized by Matthew Clapham, entered by Matthew Clapham on 17.02.2011

Creative Commons license: CC BY (attribution)