Where: Grant County, Oregon (44.0° N, 119.6° W: paleocoordinates 36.8° N, 58.0° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Weburg Member (Snowshoe Formation), Discites (171.6 - 167.7 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified siliciclastic sediments

Size class: macrofossils

Preservation: mold/impression

Collected by R.W. Imlay, J. McIntyre in 1949; reposited in the USNM

Primary reference: B. Kummel. 1954. Jurassic nautiloids from western North America. Journal of Paleontology 28:320-324 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 180721: authorized by Matthew Clapham, entered by Matthew Clapham on 29.07.2016

Creative Commons license: CC BY (attribution)