Tejon north of the secondary fault in the Simi Hills (Locality 6 of Waring 1917) (Eocene of the United States)

Where: Ventura County, California (34.2° N, 118.8° W: paleocoordinates 33.3° N, 107.8° W)

• coordinate estimated from map

When: Llajas Formation, Late/Upper Eocene (37.2 - 33.9 Ma)

• Originally described as "Tejon," but now mapped as Llajas Formation (Yerkes and Showalter 1993)

Environment/lithology: marine; lithology not reported

Size classes: macrofossils, mesofossils

Reposited in the CAS

• Leland Stanford Junior University Paleontology Collections, eventually transferred to the California Academy of Sciences

Primary reference: C. A. Waring. 1917. Stratigraphic and faunal relations of the Martinez to the Chico and Tejon of Southern California. Proceedings of the California Academy of Sciences 7(4):41-124 [L. Villier/L. Villier]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 193037: authorized by Jonathan Marcot, entered by Jonathan Marcot on 04.05.2018

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Cardiida - Veneridae
"Meretrix hornii" = Macrocallista (Costacallista) hornii Gabb 1864 venus clam
"Marcia conradiana" = Microcallista (Costacallista) conradiana Gabb 1864 venus clam
Gastropoda
 Neogastropoda - Fasciolariidae
"Fusinus martinez" = Whitneyella martinez
"Fusinus martinez" = Whitneyella martinez Gabb 1864 snail
 Cerithioidea - Turritellidae
"Turritella martinezensis" = Mesalia martinezensis
"Turritella martinezensis" = Mesalia martinezensis Gabb 1869 turret shell