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LACMIP 12385, Humptulips Fm (Eocene of the United States)

Also known as UWBM B-7442

Where: Grays Harbor County, Washington (47.3° N, 123.8° W: paleocoordinates 49.4° N, 107.8° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Humptulips Formation, Lutetian (48.6 - 40.4 Ma)

• Narizian Stage (middle and early late Eocene). Age confirmed by Nesbitt (2018).

Environment/lithology: deep subtidal; siltstone and sandstone

• Cold-seep carbonate
• siltstone, mudstone, and sandstone

Size classes: macrofossils, mesofossils

Primary reference: J. L. Goedert and K. L. Kaler. 1996. A New Species of Abyssochrysos (Gastropoda: Loxonematoidea) from a Middle Eocene Cold-Seep Carbonate in the Humptulips Formation, Western Washington. The Veliger 39(1):65-70 [W. Kiessling/M. Krause/M. Uhen] more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 172002: authorized by Wolfgang Kiessling, entered by Mihaela Krause on 24.07.2015, edited by Patricia Holroyd and Mark Uhen

Creative Commons license: CC BY (attribution)