ammonites
Middle Fork Satsop River, UWBM B6782 (Oligocene of the United States)

Where: Mason County, Washington (47.3° N, 123.5° W: paleocoordinates 46.9° N, 112.7° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Lincoln Creek Formation, Early/Lower Oligocene (33.9 - 28.4 Ma)

• bed-level stratigraphic resolution

Environment/lithology: deep-water; carbonate

• very small methane-seep carbonate deposit, less than 50 cm in diameter

Size class: macrofossils

Primary reference: J. L. Goedert and J. Peckmann. 2005. Corals from deep-water methane-seep deposits in Paleogene strata of western Oregon and Washington, USA. In A. Freiwald, J. M. Roberts (eds.), Cold-water corals and ecosystems 27-40 [W. Kiessling/U. Merkel] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 91620: authorized by Wolfgang Kiessling, entered by Uta Merkel on 07.10.2009, edited by Mark Uhen