UCMP 3857 (Oligocene of the United States)

Where: Yakutat Borough County, Alaska (60.0° N, 141.9° W: paleocoordinates 60.2° N, 133.9° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Poul Creek Formation, Chattian (28.1 - 23.0 Ma)

• referred to as Upper Oligocene Poul Formation by Clark 1932; updated to current USGS stratigraphic nomenclature of Poul Creek Fm.

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Reposited in the UCMP

Primary reference: B. L. Clark. 1932. Fauna of the Poul and Yakataga Formations (Upper Oligocene) of Southern Alaska. Bulletin of the Geological Society of America 43:797-846 [P. Holroyd/P. Holroyd]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 195956: authorized by Patricia Holroyd, entered by Patricia Holroyd on 01.09.2018

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Seguenzioidea - Eucyclidae
"Turcicula turbonata n. sp." = Bathybembix turbonata
"Turcicula turbonata n. sp." = Bathybembix turbonata Clark 1932 snail
Bivalvia
 Pholadida - Myidae
"Mya truncata" = Mya (Mya) truncata
"Mya truncata" = Mya (Mya) truncata Linnaeus 1758 softshell clam
 Cardiida - Mactridae
"Spisula ramonensis" = Mactromeris ramonensis, "Mactra (Mactrotoma) californica" = Mactrotoma californica
"Spisula ramonensis" = Mactromeris ramonensis Packard 1916 clam
"Mactra (Mactrotoma) californica" = Mactrotoma californica Conrad 1837 surfclam