Also known as Matsumoto loc. 2002

Where: Shasta County, California (40.7° N, 122.1° W: paleocoordinates 43.7° N, 85.2° W)

When: Hooten Gulch Member (Redding Formation), Middle Turonian (93.5 - 89.3 Ma)

• Str. position: Member IV of PoPENoE,1943, but may be lower part of Member III or upPer part of Member II

•Age: Turonian (probably middle part)

Environment/lithology: marine; concretionary lithology not reported

Size class: macrofossils

Collected by W. P. Popenoe and T. Matsumoto in 1957; reposited in the CAS

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 225675: authorized by Jonathan Marcot, entered by Jonathan Marcot on 24.05.2022

Creative Commons license: CC BY (attribution)