CIT Loc. 1316 - Chico Creek [Chico Fm] (Cretaceous of the United States)

Also known as LACMIP Loc. 10853

Where: Butte County, California (39.7° N, 121.9° W: paleocoordinates 47.0° N, 89.9° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Chico Formation, Campanian (83.6 - 72.1 Ma)

• LITHOSTRATIGRAPHIC RELATIONS: From the Chico Fm, for which no lithostratigraphic relationships are discussed. AGE: Early Campanian in text; on the basis of ammonite biostratigraphy. STRATIGRAPHIC POSITION: Not stated in text.

• member-level stratigraphic resolution

Environment/lithology: coastal; lithified siliciclastic sediments

• ENVIRONMENT: Not reported in text, but apparently shallow marine siliciclastic.
• LITHOLOGY: Not reported, but apparently siliciclastic. LITHIFICATION: Lithified, on the basis of figured specimens.

Size class: macrofossils

Collected by Popenoe & Clark in 1935; reposited in the LACM

Collection methods: surface (in situ),

• COLLECTOR: Popenoe and Clark, 1931. REPOSITORY: California Institute of Technology (at the time).

Primary reference: T. Matsumoto. 1960. Upper Cretaceous ammonites of California. Part III. Memoirs of the Faculty of Science, Kyushu University Series D, Geology, Special Volume II 1-204 [A. Hendy/A. Hendy/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 86789: authorized by Austin Hendy, entered by Austin Hendy on 17.02.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Includes multiple taxa reported in several publications; exhaustive for Ammonoidea. NOMENCLATURE: From authoritative publications, but comprising variable nomenclatural quality and species-resolution identifications.
Show authors, comments, and common names
Bivalvia
 Cardiida - Mactridae
Willimactra (Petromactra) truncata