Where: Ventura County, California (34.3° N, 118.7° W: paleocoordinates 35.1° N, 104.6° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Llajas Formation, Lutetian (47.8 - 41.3 Ma)
• bed-level stratigraphic resolution
Environment/lithology: offshore; bioturbated sandstone
Size class: macrofossils
Collected by R. L. Squires in 1983; reposited in the LACM
Collection methods: bulk,
• Repository: Formerly California State University Northridge (CSUN)
Primary reference: R. L. Squires. 1984. Megapaleontology of the Eocene Llajas Formation, Simi Valley, California. Contributions in Science, Natural History Museum of Los Angeles County 350:1-76 [M. Clapham/M. Clapham]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 207177: authorized by Jonathan Marcot, entered by Jonathan Marcot on 31.12.2019
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
Turritella buwaldana Dickerson 1916 turret shell | |
Sinum obliquum Gabb 1864 moon snail | |
Exilia llajasensis Bentson 1940 snail | |
Pleurofusia fresnoensis Arnold 1909 turrid | |
Domenginella claytonensis Gabb 1864 snail | |
Conus caleocius Vokes 1939 cone shell | |
Ectinochilus (Macilentos) macilentus White 1889 true conch | |
Scaphopoda | |
Dentalium (Laevidentalium) calafium Vokes 1939 tusk shell |