A-691 (Eocene of the United States)

Where: Oregon (43.3° N, 123.1° W: paleocoordinates 47.3° N, 104.1° 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 200873: authorized by Mark Uhen, entered by Mark Uhen on 22.04.2019

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Gastropoda
 Neotaenioglossa - Calyptraeidae
Calyptraea diegoana
Calyptraea diegoana Conrad 1855 slipper shell
 Cerithioidea - Turritellidae
? Turritella merriami
? Turritella merriami Dickerson 1913 turret shell
 Sorbeoconcha - Naticidae
"Amaurellina hendoni" = Tejonia moragai, Polinices gesteri
"Amaurellina hendoni" = Tejonia moragai Stewart 1927 moon snail
Polinices gesteri Dickerson 1916 moon snail
 Sorbeoconcha - Ficidae
Ficopsis remondii
Ficopsis remondii Gabb 1864 fig shell
subspecies crescentensis
 Neogastropoda - Pseudolividae
"Pseudoliva dilleri" = Calorebama dilleri
"Pseudoliva dilleri" = Calorebama dilleri Dickerson 1914 snail
 Neogastropoda - Fasciolariidae
Buccinofusus sp., Fusinus merriami
Buccinofusus sp. Conrad 1868 snail
Fusinus merriami Dickerson 1916 snail
 Neogastropoda - Nassariidae
Molopophorus californicus
Molopophorus californicus Clark and Woodford 1927 snail
subspecies lonsdalei
 Neogastropoda - Turridae
Surculites mathewsoni
 Heterostropha - Mathildidae
"Mathildia umpquaensis" = Mathilda umpquaensis
"Mathildia umpquaensis" = Mathilda umpquaensis Turner 1938 snail
 Opisthobranchia - Retusidae
Cylichnina tantilla
Cylichnina tantilla Anderson and Hanna 1925 snail
 Opisthobranchia - Cylichnidae
"Scaphander (Mirascapha) costata" = Scaphander (Mirascapha) costatus
"Scaphander (Mirascapha) costata" = Scaphander (Mirascapha) costatus Gabb 1864 snail
 Opisthobranchia -
"Acteon cf. moodyi" = Kleinacteon moodyi
"Acteon cf. moodyi" = Kleinacteon moodyi Dickerson 1916 snail
Bivalvia
 Nuculanida - Nuculanidae
"Nuculana gabbi" = Nuculana gabbii
"Nuculana gabbi" = Nuculana gabbii Conrad 1866 pointed nut clam
 Cardiida - Veneridae
Pitar uvasana, "Macrocallista (Costacallista) conradiana" = Microcallista (Costacallista) conradiana
Pitar uvasana Conrad 1855 venus clam
subspecies duprei
"Macrocallista (Costacallista) conradiana" = Microcallista (Costacallista) conradiana Gabb 1864 venus clam
 Cardiida - Psammobiidae
"Gari hornii" = Gari (Gobraeus) hornii
"Gari hornii" = Gari (Gobraeus) hornii Gabb 1864 clam
 Cardiida - Tellinidae
"Tellina jollaensis" = Tellina (Angulus) jollaensis
"Tellina jollaensis" = Tellina (Angulus) jollaensis Dickerson 1916 tellin clam
 Cardiida - Cardiidae
"Nemocardium linteum" = Nemocardium (Nemocardium) linteum
"Nemocardium linteum" = Nemocardium (Nemocardium) linteum Conrad 1855 cockle
 Mytilida - Mytilidae
Brachiodontes cowlitzensis