ammonites
Chico Formation - Garzas Creek, Stanislaus (Cretaceous of the United States)

Where: Stanislaus County, California (37.2° N, 121.3° W: paleocoordinates 41.3° N, 86.9° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Chico Formation (Asuncion Group), Santonian (85.8 - 83.5 Ma)

• A bed of sandy shale with Santonian fauna.

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified, sandy shale

• No paleoenvironmental data reported.
• Sandy shale.

Size class: macrofossils

Collection methods: quarrying,

• Collected by Bennison.

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

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 44272: authorized by Austin Hendy, entered by Austin Hendy on 08.09.2004

Creative Commons license: CC BY-NC-ND (attribution-noncommercial-no derivatives)