CSUN Loc. 489 (Eocene of the United States)

Where: Ventura County, California (34.3° N, 118.7° W: paleocoordinates 35.0° N, 104.6° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Llajas Formation, Lutetian (47.8 - 41.3 Ma)

• bed-level stratigraphic resolution

Environment/lithology: offshore; sandstone

• Shallow-marine (transgressive) facies

Size class: macrofossils

Preservation: mold/impression

Collected by Squires in 1978; reposited in the LACM

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 201698: authorized by Jonathan Marcot, entered by Jonathan Marcot on 21.05.2019

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Arcida - Glycymerididae
"Glycymeris (Glycymeris) rosecanyonensis" = Glycymeris rosecanyonensis
"Glycymeris (Glycymeris) rosecanyonensis" = Glycymeris rosecanyonensis Hanna 1927 clam
 Cardiida - Tellinidae
Macoma rosa Hanna 1927 tellin clam
Gastropoda
 Triphoroidea - Cerithiopsidae
Cerithiopsis llajasensis Squires 1984 snail
 Neogastropoda -
Ancilla (Spirancilla) gabbi Cossman 1899 snail
 Naticoidea - Naticidae
Tejonia moragai Stewart 1927 moon snail
 Sorbeoconcha - Turritellidae
Turritella uvasana Conrad 1865 turret shell
as Turritella uvasana applinae