LACMIP loc. 22896, North Folk Cottonwood Creek area (Cretaceous of the United States)

Also known as UCLA loc. 2896

Where: Shasta County, California (40.5° N, 122.6° W: paleocoordinates 39.3° N, 71.9° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Ogo Member (Budden Canyon Formation), Hauterivian (132.9 - 129.4 Ma)

• bed-level stratigraphic resolution

Environment/lithology: coastal; mudstone

Size class: macrofossils

Collected by M. A. Murphy in 1951-1953; reposited in the LACM

Primary reference: M. A. Murphy. 1956. Lower Cretaceous stratigraphic units of Northern California. Bulletin of the American Association of Petroleum Geologists 40(9):2098-2119 [J. Marcot/J. Marcot]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 194156: authorized by Patricia Holroyd, entered by Susan Tremblay on 14.06.2018, edited by Jonathan Marcot

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Cerithioidea - Potamididae
Potamides diadema Gabb 1864 horn snail
Cephalopoda
 Ammonitida - Lytoceratidae
Lytoceras aulaeum Anderson 1938 ammonite
Bivalvia
 Ostreida - Pinnidae
Pinna pontica Anderson 1938 oyster
 Pectinida - Plicatulidae
Plicatula variata Gabb 1864 scallop