Also known as LACMIP Loc. 16189
Where: Los Angeles County, California (34.0° N, 118.0° W: paleocoordinates 35.8° N, 102.2° W)
• small collection-level geographic resolution
When: Llajas Formation, Ypresian to Ypresian (56.0 - 41.3 Ma)
• The stewart bed is a 1 m thick sandstone unit in the middle of the LLajas formation.
• bed-level stratigraphic resolution
Environment/lithology: offshore; bioturbated sandstone
Size class: macrofossils
Reposited in the LACM
Collection methods: bulk,
Primary reference: R. L. Squires. 1983. New Mollusks from the Lower Middle Eocene Llajas Formation, Southern California. Journal of Paleontology 57(2):354-362 [L. Ivany/E. Kowalski/J. Marcot]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 8018: authorized by Linda Ivany, entered by Elizabeth Kowalski on 12.06.2000, edited by Jonathan Marcot
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
Pachycrommium clarki Stewart 1927 snail
Eocernina hannibali Dickerson 1914 snail | |
Cerithiopsis llajasensis Squires 1984 snail | |
Cymatium janetae n. sp.
Cymatium janetae n. sp. Squires 1983 triton shell | |
Ranellina pilsbryi Stewart 1927 frog shell | |
Ectinochilus (Macilentos) macilentus White 1889 true conch | |
Lyria andersoni Waring 1917 volute | |
Olivella mathewsonii Gabb 1864 olive snail | |
Surculites mathewsonii Gabb 1864 turrid | |
Domenginella claytonensis Gabb 1864 snail | |
"Fusiturricula (Crenaturricula) crenatospira" = Crenaturricula crenatospira
"Fusiturricula (Crenaturricula) crenatospira" = Crenaturricula crenatospira Cooper 1894 snail as Fusiturricula (Crenaturricula) crenatospira domenginica
| |
Conus caleocius Vokes 1939 cone shell | |
Cylichnina tantilla Anderson and Hanna 1925 snail | |
Bivalvia | |
Corbula (Caryocorbula) dickersoni Weaver and Palmer 1922 clam |