UCMP Loc. 4052 - Llajas Canyon, Simi Valley (Eocene of the United States)

Where: Ventura County, California (34.3° N, 118.7° W: paleocoordinates 36.8° N, 101.7° W)

• coordinate based on political unit

• outcrop-level geographic resolution

When: P8 foram zone, Llajas Formation, Ypresian (56.0 - 47.8 Ma)

• Capay stage. This means that it must be in the lower beds because only the lower beds extend there. This is in zones CP10-11.

• group of beds-level stratigraphic resolution

Environment/lithology: coastal; calcareous conglomerate

• "basal conglomerate." Includes lots of calcaerous nanofossils.

Size class: macrofossils

Reposited in the UCMP

Primary reference: W. M. Ingram. 1947. Fossil and recent Cypræidae of the western regions of the Americas. Bulletins of American Paleontology 31(120):47-123 [P. Wagner/P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 178690: authorized by Pete Wagner, entered by Pete Wagner on 11.05.2016, edited by Mark Uhen

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Sorbeoconcha - Cypraeidae
Gisortia clarki Ingram 1940 cowry
 Sorbeoconcha - Strombidae
"Rimella macilenta" = Ectinochilus (Macilentos) macilentus White 1889 true conch
Rimella supraplicata Gabb 1864 true conch