Knappton, east (Miocene of the United States)

Also known as LACM 4584, LACMIP 5864

Where: Pacific County, Washington (46.3° N, 123.8° W: paleocoordinates 46.0° N, 116.4° W)

• coordinate estimated from map

When: Astoria Formation, Aquitanian (23.0 - 20.4 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Reposited in the LACM

Primary reference: L. G. Barnes. 1987. An early Miocene pinniped of the genus Desmatophoca (Mammalia: Otariidae) from Washington. Contributions in Science 382:1-20 [M. Uhen/M. Uhen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 59066: authorized by Mark Uhen, entered by Mark Uhen on 08.03.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Carnivora - Desmatophocidae
Desmatophoca brachycephala n. sp. Barnes 1987 pinniped