CAS loc. 31364, Petroleum Creek, Rumsey Hills (Cretaceous of the United States)

Where: Yolo County, California (38.9° N, 122.2° W: paleocoordinates 46.2° N, 90.4° W)

When: Campanian (83.6 - 72.1 Ma)

• Str. position: No formational name; in a calcareous conglomerate containing Glycymeris, etc.

•Age: Campanian (?)

Environment/lithology: marine; calcareous conglomerate

Size class: macrofossils

Collected by Allan Bennison; 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 224992: authorized by Jonathan Marcot, entered by Jonathan Marcot on 15.04.2022

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Cephalopoda
 Ammonitida - Desmoceratidae
Desmophyllites sp.
Desmophyllites sp. Spath 1829 ammonite
 Ammonitida - Pachydiscidae
? Canadoceras sp.
? Canadoceras sp. Spath 1922 ammonite
 Ammonitida - Baculitidae
Baculites cf. inornatus
Baculites cf. inornatus Meek 1862 ammonite
 Ammonitida - Diplomoceratidae
"Oxybeloceras petrolense n. sp." = Pseudoxybeloceras petrolense
"Oxybeloceras petrolense n. sp." = Pseudoxybeloceras petrolense Anderson 1958 ammonite