A-686 (Eocene of the United States)

Where: Oregon (43.3° N, 123.0° W: paleocoordinates 45.4° N, 107.3° W)

• coordinate estimated from map

When: Flournoy Formation (Umpqua Group), Lutetian (47.8 - 41.3 Ma)

• originally upper 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 200886: authorized by Mark Uhen, entered by Mark Uhen on 22.04.2019

Creative Commons license: CC BY (attribution)

Taxonomic list

• No taxa listed in Turner (1938) Table 6.
Gastropoda
 Neritoidea - Neritidae
"Nerita triangulata" = Nerita (Theliostyla) triangulata
"Nerita triangulata" = Nerita (Theliostyla) triangulata Gabb 1869 snail
subspecies oregonensis
 Cerithioidea - Turritellidae
Turritella andersoni Dickerson 1916 turret shell
 Neotaenioglossa - Calyptraeidae
Calyptraea diegoana Conrad 1855 slipper shell
 Neogastropoda - Volutidae
Lyria andersoni Waring 1917 volute
 Neogastropoda - Buccinidae
"Latrius (Peristernia) eocenica" = Nassa eocenica
"Latrius (Peristernia) eocenica" = Nassa eocenica Weaver 1912 true whelk
 Sorbeoconcha - Naticidae
"Amaurellina hendoni" = Tejonia moragai
"Amaurellina hendoni" = Tejonia moragai Stewart 1927 moon snail
Bivalvia
 Ostreida - Ostreidae
 Pholadida - Corbulidae
"Corbula parilis" = Caryocorbula parilis
"Corbula parilis" = Caryocorbula parilis Gabb 1864 clam
 Cardiida - Veneridae
Mercimonia bunkeri Hanna 1927 venus clam
 Cardiida - Cardiidae
"Plagiocardium (Schedocardia) brewerii" = Schedocardia brewerii
"Plagiocardium (Schedocardia) brewerii" = Schedocardia brewerii Gabb 1864 cockle
 Carditida - Carditidae
"Venericardia aragonia" = Venericardia (Pacificor) aragonia
"Venericardia aragonia" = Venericardia (Pacificor) aragonia Arnold and Hannibal 1914 clam