USGS M1535 (Eocene to of the United States)
Where: Washigton (47.9° N, 123.2° W: paleocoordinates 49.0° N, 109.1° W)
• coordinate estimated from map
When: Middle Eocene to Middle Eocene (47.8 - 33.9 Ma)
• Needles-Gray Wolf lithic assemblage
Environment/lithology: marine; siliciclastic sediments
• sandstone, siltstone, slaty mudstone, and pillow basalt
Size class: macrofossils
Primary reference: R. L. Squires and J. L. Goedert. 1997. Eocene megafossils from the Needles-Gray Wolf lithic assemblage of the Easter "Core Rocks", Olympic Peninsula, Washington. Washington Geology 25(4):25-29 [M. Uhen/B. Shipps/M. Uhen]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 203154: authorized by Mark Uhen, entered by Mark Uhen on 01.08.2019
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
Gastropoda | |
Gastropoda indet. Cuvier 1795 snail | |
Gemmula sp. Weinkauff 1875 turrid | |
"? Whitneyella sp." = Perse
"? Whitneyella sp." = Perse Clark 1918 snail | |
Bivalvia | |
Acila (Truncacila) decisa Conrad 1855 divaricate nutclam |