A-690 (Eocene of the United States)

Where: Oregon (43.3° N, 123.1° W)

• Paleocoordinates: 51.1° N, 94.5° W (Wright 2013)

• coordinate estimated from map

When: Roseburg Formation (Umpqua Group), Ypresian (56.0 - 48.1 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 200792: authorized by Mark Uhen, entered by Mark Uhen on 19.04.2019

Creative Commons license: CC0 (CC0)

Taxonomic list

Bivalvia
 Arcida - Glycymerididae
"Glycymeris sagittata" = Glycymeris (Glycymerita) sagittata
"Glycymeris sagittata" = Glycymeris (Glycymerita) sagittata Gabb 1864 clam
 Mytilida - Mytilidae
 Cardiida - Psammobiidae
"Gari hornii umpquaensis n. ssp." = Gari (Gobraeus) hornii umpquaensis
"Gari hornii umpquaensis n. ssp." = Gari (Gobraeus) hornii umpquaensis Turner 1938 clam
 Cardiida - Cardiidae
"Nemocardium linteum" = Nemocardium (Nemocardium) linteum
"Nemocardium linteum" = Nemocardium (Nemocardium) linteum Conrad 1855 cockle
Gastropoda
 Opisthobranchiata - Cylichnidae
 Neotaenioglossa - Calyptraeidae
Calyptraea diegoana Conrad 1855 slipper shell
 Sorbeoconcha - Ficidae
Ficopsis remondii crescentensis Weaver and Palmer 1922 fig shell
 Sorbeoconcha - Cassidae
Galeodea sp. Link 1807 snail
 Neogastropoda - Volutidae
"Cryptochorda californica" = Cryptochorda (Cryptochorda) californica Cooper 1894 volute
Volutocorbis oregonensis n. sp. Turner 1938 volute
 Sorbeoconcha - Naticidae
"Amaurellina hendoni n. sp." = Tejonia moragai
"Amaurellina hendoni n. sp." = Tejonia moragai Stewart 1927 moon snail