LACMIP loc. 24260, Upper Sespe Creek (Eocene of the United States)

Also known as UCLA loc. 4260

Where: Ventura County, California (34.5° N, 119.2° W: paleocoordinates 35.3° N, 105.2° W)

• coordinate based on political unit

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

• "Tejon Stage". AGE: revised to Lutetian and "Matilija Sandstone" following EPICC stratigraphic revision.

Environment/lithology: marine; fine-grained, silty sandstone

Size class: macrofossils

Primary reference: R. L. Squires. 1994. Macropaleontology of Eocene marine rocks, upper Sespe Creek area, Ventura County, southern California. SEPM (Society for Sedimentary Geology) Pacific Section 74:39-56 [M. Uhen/B. Shipps/M. Uhen]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 202047: authorized by Mark Uhen, entered by Mark Uhen on 19.06.2019

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Mytilida - Mytilidae
Brachidontes cowlitzensis Weaver and Palmer 1922 mussel
Gastropoda
 Neogastropoda - Pseudolividae
Calorebama inornata Dickerson 1915 snail
 Cerithioidea - Turritellidae
Turritella uvasana Conrad 1855 turret shell
subspecies uvasana
 Neotaenioglossa - Calyptraeidae
Calyptraea diegoana Conrad 1855 slipper shell