UCMP A3674 (Oligocene of the United States)
Where: Clallam County, Washington (48.2° N, 124.0° W: paleocoordinates 47.8° N, 114.3° W)
• coordinate estimated from map
When: Twin River Formation, Oligocene (33.9 - 23.0 Ma)
Environment/lithology: marine; lithology not reported
Size class: macrofossils
Primary reference: J. W. Durham. 1944. Megafaunal zones of the Oligocene of northwestern Washington. University of California Publications in Geological Sciences 27:101 -212 [P. Holroyd/E. Orzechowski]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 208166: authorized by Mark Uhen, entered by Mark Uhen on 22.03.2020
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
| Gastropoda | |
|
Turritella diversilineata Merriam 1897 turret shell | |
|
Cancellaria sp. Lamarck 1799 snail | |
"Echinophoria apta" = Liracassis apta
"Echinophoria apta" = Liracassis apta Tegland 1931 snail | |
| Bivalvia | |
"? Panope estrellana" = Panopea abrupta
"? Panope estrellana" = Panopea abrupta Conrad 1849 clam | |