Where: Fresno County, California (36.1° N, 120.4° W: paleocoordinates 37.8° N, 84.1° W)

• coordinate stated in text

When: Waltham Formation, Late/Upper Turonian (93.5 - 89.3 Ma)

• Str. position: Upper Wartham shale, 200 feet below the top of this unit

•Age: Lower Turonian

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Collected by S. W. Muller in 1951; 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: general faunal/floral analysis

PaleoDB collection 225641: authorized by Jonathan Marcot, entered by Jonathan Marcot on 20.05.2022

Creative Commons license: CC BY (attribution)