Barth (1956) - East coast at Sea Lion Point, St George (Pleistocene of the United States)

Also known as Sea Lion Point, St George, Pribilof Islands

Where: Aleutians West County, Alaska (57.2° N, 170.1° W: paleocoordinates 57.2° N, 170.1° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Late/Upper Pleistocene (0.1 - 0.0 Ma)

• Sedimentary layer 10 feet thick, the bottom which is exposed at high-tide mark.

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified, pebbly, tuffaceous, yellow sandstone

• Sand and yellow tuff with rounded pebbles of basalt.

Size class: macrofossils

Preservation: mold/impression

Collection methods: quarrying,

• Collection made by C. Weaver in 1948 and Barth (1956); identified by F. MacNeil. Unknown repositories.

Primary reference: T.F. Barth. 1956. Geology and Petrology of the Pribilof Islands, Alaska. United States Geological Survey Professional Paper 1028(F):101-160 [A. Miller/A. Hendy/S. Ávila]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 41302: authorized by Austin Hendy, entered by Austin Hendy on 11.07.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

• Taxonomic list is representative of molluscan faunas
Gastropoda
 Sorbeoconcha - Naticidae
"Natica (cf. Tectonatica) clausa" = Cryptonatica affinis
"Natica (cf. Tectonatica) clausa" = Cryptonatica affinis Gmelin 1791 moon snail
Bivalvia
 Hiatellida - Hiatellidae
"Saxicava cf. arctica" = Hiatella arctica
"Saxicava cf. arctica" = Hiatella arctica Linnaeus 1767 clam
 Pholadida - Myidae
"Mya cf. arenaria" = Mya (Arenomya) arenaria
"Mya cf. arenaria" = Mya (Arenomya) arenaria Linnaeus 1758 softshell clam
 Cardiida - Cardiidae
"Laevicardium (Cerastoderma) cf. californiense" = Clinocardium (Keenocardium) californiense, "Serripes cf. gronlandicus" = Serripes (Serripes) groenlandicus
"Laevicardium (Cerastoderma) cf. californiense" = Clinocardium (Keenocardium) californiense Deshayes 1839 cockle
"Serripes cf. gronlandicus" = Serripes (Serripes) groenlandicus Mohr 1786 cockle