UCLA loc. 3017, Mitchell Creek area (Cretaceous of the United States)

Also known as LACMIP loc. 23017

Where: Shasta County, California (40.4° N, 122.7° W: paleocoordinates 39.7° N, 72.1° W)

• coordinate estimated from map

When: Shasticrioceras poniente ammonoid zone, Chickabilly Member (Budden Canyon Formation), Late/Upper Barremian (130.0 - 125.5 Ma)

• Lower Chickabilly Member of the Budden Canyon Formation

•stages based on Fernando, et al., 2011

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Collected by M. A. Murphy in 1951 - 1953; reposited in the LACM

Primary reference: M. A. Murphy. 1956. Lower Cretaceous stratigraphic units of Northern California. Bulletin of the American Association of Petroleum Geologists 40(9):2098-2119 [J. Marcot/J. Marcot]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 216307: authorized by Jonathan Marcot, entered by Jonathan Marcot on 10.12.2020

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ammonitida - Desmoceratidae
Barremites sp. Kilian 1915 ammonite
Melchiorites indigenes Anderson 1938 ammonite
 Ammonoidea - Megacrioceratidae
Shasticrioceras poniente Anderson 1938 ammonite