Middle Fork of Statsop River, west bank (Eocene of the United States)

Also known as USGS 26905

Where: Mason County, Washington (47.3° N, 123.5° W: paleocoordinates 47.6° N, 111.2° W)

When: Lincoln Creek Formation, Priabonian (38.0 - 33.9 Ma)

• uppermost Eocene

Environment/lithology: basinal (siliceous); mudstone and sandy siltstone

• wood fall habitat
• massively bedded mudstone to sandy siltstone with concretions common locally, some sandstone beds, and rare conglomerate lenses

Size class: macrofossils

Primary reference: S. Kiel and J. L. Goedert. 2007. New mollusks associated with biogenic substrates in Cenozoic deep−water sediments of Washington State. Acta Palaeontologica Polonica 52(1):41-52 [M. Uhen/M. Uhen]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 205032: authorized by Mark Uhen, entered by Mark Uhen on 03.10.2019

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Cetacea - Aetiocetidae
Fucaia humilis n. sp. Tsai et al. 2024 whale
Gastropoda
 Neogastropoda - Buccinidae
Colus sekiuensis Kiel and Goedert 2007 true whelk
 Neomphalida - Neomphalidae
Leptogyra squiresi n. sp. Kiel and Goedert 2007 snail
also wood fragments