Where: Mason County, Washington (47.3° N, 123.3° W: paleocoordinates 47.6° N, 111.0° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Priabonian (38.0 - 33.9 Ma)

• beds may correlate with either the Townsend Shale or the Quimper Sandstone (equivalent to Keasey Formation)

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified, tuffaceous shale

Size class: macrofossils

Collected by T. Purdy, E. McCreavy, H. Hanibal

• Repository: Leland Stanford Junior University (L.S.J.U)

Primary reference: H. G. Schenck. 1931. Cephalopods of the genus Aturia from western North America. University of California Publications, Bulletin of the Department of Geological Sciences 19:435-490 [M. Clapham/K. Okamoto/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 91613: authorized by Wolfgang Kiessling, entered by Uta Merkel on 07.10.2009, edited by Kristina Okamoto

Creative Commons license: CC BY (attribution)