Astoria of Washington (Miocene of the United States)

Where: Washington (48.1° N, 123.4° W: paleocoordinates 48.0° N, 118.8° W)

• coordinate based on nearby landmark

When: Astoria Formation, Miocene (23.0 - 5.3 Ma)

Environment/lithology: marine

• No information on lithology is given.

Primary reference: N. M. Tegland. 1931. The gastropod genus Galeodea in the Oligocene of Washington. University of California Publications in Geological Sciences 19(18):397-434 [P. Wagner/K. Koverman/K. Koverman]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 40738: authorized by Pete Wagner, entered by Kimberly Koverman on 28.06.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Tonnoidea - Cassidae