UCMP loc. A-834 (Eocene of the United States)

Where: Oregon (43.0° N, 123.9° W: paleocoordinates 45.2° N, 108.2° 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 200912: authorized by Mark Uhen, entered by Mark Uhen on 23.04.2019, edited by Jonathan Marcot

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Trochoidea - Turbinidae
Homalopoma wattsi Dickerson 1916 snail
 Cerithioidea - Turritellidae
Turritella bramkampi Merriam and Turner 1937 turret shell
Turritella buwaldana Dickerson 1916 turret shell
 Architaenioglossa - Ampullinidae
"Cernina (Eocernina) hannibali" = Eocernina hannibali
"Cernina (Eocernina) hannibali" = Eocernina hannibali Dickerson 1914 snail
 Sorbeoconcha - Naticidae
"Amaurellina hendoni" = Tejonia moragai
"Amaurellina hendoni" = Tejonia moragai Stewart 1927 moon snail
 Neogastropoda - Turridae
Surculites sp. Conrad 1865 turrid
n. sp.
 Neogastropoda - Volutidae
"Cryptochorda californica" = Cryptochorda (Cryptochorda) californica
"Cryptochorda californica" = Cryptochorda (Cryptochorda) californica Cooper 1894 volute
 Neogastropoda - Muricidae
Pseudoperissolax blakei Conrad 1855 murex snail
 Sorbeoconcha - Strombidae
"Rimella (Macilentos) macilenta" = Ectinochilus (Macilentos) macilentus
"Rimella (Macilentos) macilenta" = Ectinochilus (Macilentos) macilentus White 1889 true conch
subspecies oregonensis
 Sorbeoconcha - Cassidae
Galeodea sutterensis Dickerson 1916 snail
 Sorbeoconcha - Ficidae
Ficopsis remondii Gabb 1864 fig shell
subspecies crescentensis
Bivalvia
 Arcida - Glycymerididae
"Glycimeris fresnoensis" = Glycymeris (Tucetona) fresnoensis
"Glycimeris fresnoensis" = Glycymeris (Tucetona) fresnoensis Dickerson 1916 clam
 Cardiida - Cardiidae
"? Plagiocardium (Schedocardia) brewerii" = Schedocardia brewerii, "Nemocardium linteum" = Nemocardium (Nemocardium) linteum
"? Plagiocardium (Schedocardia) brewerii" = Schedocardia brewerii Gabb 1864 cockle
"Nemocardium linteum" = Nemocardium (Nemocardium) linteum Conrad 1855 cockle
 Cardiida - Veneridae
Pitar uvasana, "cf. Isocardia tejonensis" = Nitidavenus tejonensis
Pitar uvasana Conrad 1855 venus clam
subspecies duprei
"cf. Isocardia tejonensis" = Nitidavenus tejonensis Waring 1914 venus clam
 Solenida - Solenidae
 Pholadomyida - Pholadomyidae
Pholadomya sp. Sowerby 1823 clam
sp. A
 Carditida - Carditidae
Cardita sp. Bruguière 1792 clam
small