UCMP loc. A-858 (Eocene of the United States)

Also known as Cape Arago

Where: Oregon (43.3° N, 124.4° W: paleocoordinates 44.2° N, 111.0° W)

• coordinate estimated from map

When: lower Member (Coaledo Formation), Bartonian (41.3 - 38.0 Ma)

Environment/lithology: marine; shale and sandstone

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 201047: authorized by Mark Uhen, entered by Mark Uhen on 29.04.2019

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Cerithioidea - Turritellidae
Turritella uvasana Conrad 1855 turret shell
subspecies stewarti
 Neotaenioglossa - Trichotropidae
"Crepidula pileum" = Spirocrypta pileum
"Crepidula pileum" = Spirocrypta pileum Gabb 1864 snail
 Neotaenioglossa - Calyptraeidae
Calyptraea diegoana Conrad 1855 slipper shell
 Epitonioidea - Epitoniidae
Acrilla (Ferminoscala) aragoensis Durham 1937 wentletrap
 Sorbeoconcha - Naticidae
"Polinices weaveri" = Neverita (Neverita) globosa Gabb 1869 moon snail
Polinices hornii Gabb 1864 moon snail
Polinices (Euspira) nuciformis Gabb 1864 moon snail
 Neogastropoda - Fasciolariidae
Whitneyella sinuata Gabb 1864 snail
subspecies aragoensis
 Neogastropoda - Buccinidae
Pseudoliva sp. Swainson 1840 true whelk
 Neogastropoda - Clavatulidae
"Nekewis washingtoniana" = Surcula washingtoniana
"Nekewis washingtoniana" = Surcula washingtoniana Weaver 1912 snail
 Sorbeoconcha - Ficidae
Ficopsis remondii Gabb 1864 fig shell
Bivalvia
 Nuculanida - Nuculanidae
Nuculana cowlitzensis Weaver and Palmer 1922 pointed nut clam
 Mytilida - Mytilidae
 Arcida - Glycymerididae
"Glycimeris sagittata" = Glycymerita sagittata
"Glycimeris sagittata" = Glycymerita sagittata Gabb 1864 clam
 Cardiida - Semelidae
? Semele sp. Schumacher 1817 clam
 Cardiida - Tellinidae
"Tellina cf. castacana" = Tellina (Angulus) castacana Anderson and Hanna 1925 tellin clam
 Cardiida - Veneridae
Pitar (Lamelliconcha) eocenica Weaver and Palmer 1922 venus clam
"Pachydesma aragoensis" = Tivela (Pachydesma) venus clam
 Cardiida - Mactridae
"Spisula acutirostrata" = Mactromeris acutirostrata, "Spisula packardi" = Pseudocardium packardi
"Spisula acutirostrata" = Mactromeris acutirostrata Packard 1916 clam
"Spisula packardi" = Pseudocardium packardi Dickerson 1917 clam
subspecies yokamensis
 Pholadida - Corbulidae
"Corbula hornii" = Caryocorbula hornii
"Corbula hornii" = Caryocorbula hornii Gabb 1864 clam
 Solenida - Solenidae
""Solen" cf. parallelus" = Solena (Plectosolen) parallelus
""Solen" cf. parallelus" = Solena (Plectosolen) parallelus Gabb 1864 clam
 Lucinida - Lucinidae
Lucina (Here) aragoensis Turner 1938 clam
 Carditida - Crassatellidae
Crassatella dalli Weaver 1916 clam
 Carditida - Carditidae
Venericardia hornii Gabb 1864 clam
subspecies clarki