A-840 (Eocene of the United States)
Where: Oregon (43.0° N, 123.9° W: paleocoordinates 47.0° N, 105.0° W)
• coordinate estimated from map
When: Roseburg Formation (Umpqua Group), Ypresian (56.0 - 47.8 Ma)
• originally lower Umpqua Formation
Environment/lithology: marine; lithology not reported
Size class: macrofossils
Primary reference: F. E. Turner. 1938. Stratigraphy and Mollusca of the Eocene of western Oregon. Geological Society of America Special Paper (10)1-130 [A. Hendy/A. Hendy]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 200797: authorized by Mark Uhen, entered by Mark Uhen on 19.04.2019
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
Gastropoda | |
Polinices (Euspira) nuciformis Gabb 1864 moon snail | |
| |
Homalopoma wattsi Dickerson 1916 snail | |
"Diadora sp." = Diodora
"Diadora sp." = Diodora Gray 1821 snail | |
Bivalvia | |
"cf. Isocardia tejonensis" = Nitidavenus tejonensis, Pitar uvasana, "Macrocallista (Costacallista) conradiana" = Microcallista (Costacallista) conradiana
"cf. Isocardia tejonensis" = Nitidavenus tejonensis Waring 1914 venus clam
"Macrocallista (Costacallista) conradiana" = Microcallista (Costacallista) conradiana Gabb 1864 venus clam subspecies meganosensis
| |
"Nemocardium linteum" = Nemocardium (Nemocardium) linteum
"Nemocardium linteum" = Nemocardium (Nemocardium) linteum Conrad 1855 cockle | |
Brachiodontes cowlitzensis mussel | |
"Glycimeris sagittata" = Glycymerita sagittata
"Glycimeris sagittata" = Glycymerita sagittata Gabb 1864 clam |