Pacheco Group - Putah Creek (Kennett collection), Yolo (Cretaceous of the United States)

Where: Yolo County, California (39.3° N, 122.3° W: paleocoordinates 42.1° N, 85.1° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Pacheco Group, Turonian (93.9 - 89.8 Ma)

• From about the same zone as McCoy and Anderson collection. Second lowermost conglomerate in Pacheco Group, at the base of the Turonian.

• bed-level stratigraphic resolution

Environment/lithology: marine; conglomerate

• No paleoenvironmental data reported.
• Conglomerate.

Size class: macrofossils

Collection methods: Collected by Kennett.

Primary reference: F. M. Anderson. 1958. Upper Cretaceous of the Pacific Coast. Geological Society of America Memoir 71:1-378 [A. Miller/A. Hendy/M. Clapham]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 44200: authorized by Austin Hendy, entered by Austin Hendy on 04.09.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

• Not exhaustive, but likely to be representative.
Gastropoda
 Sorbeoconcha - Naticidae
Gyrodes expansa Gabb 1864 moon snail
 Sorbeoconcha - Aporrhaidae
"Anchura californica" = Latiala californica
"Anchura californica" = Latiala californica Gabb 1864 snail
Bivalvia
 Hippuritida - Radiolitidae
Durania aff. californica Anderson 1958 rudist
 Trigoniida - Trigoniidae
Trigonia sp. Bruguière 1789 clam