USGS 14889 - Casmalia Hills [Foxen Mudstone] (Pliocene to of the United States)

Also known as Woodring Loc. 138; W227

Where: Santa Barbara County, California (34.9° N, 120.6° W: paleocoordinates 34.7° N, 119.3° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Foxen Mudstone Formation, Zanclean to Zanclean (5.3 - 2.6 Ma)

• LITHOSTRATIGRAPHY: From the Foxen Mudstone, which overlies the Sisquoc Formation (late Miocene-early Pliocene) and underlies the Careaga Formation (late Pliocene). AGE: Early-middle Pliocene, on the basis of foraminiferal and microfossil biostratigraphy.

• group of beds-level stratigraphic resolution

Environment/lithology: offshore; poorly lithified mudstone

• PALEOENVIRONMENT: Established on the basis of faunal composition.
• LITHOLOGY: Mudstone. LITHIFICATION: Assumed on the basis of figured specimens.

Size class: macrofossils

Collected by W. Woodring; reposited in the USNM

Collection methods: surface (in situ),

• COLLECTORS: Not reported, but assumed to be W. Woodring. REPOSITORY: Smithsonian (USNM).

Primary reference: W. P. Woodring and M.N. Bramlette. 1950. Geology and paleontology of the Santa Maria District California. United States Geological Survey Professional Paper 222 [A. Miller/A. Hendy/A. Hendy]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 189540: authorized by Austin Hendy, entered by Austin Hendy on 29.10.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Exhaustive for macrofossils. NOMENCLATURE: Somewhat antiquated nomenclature.
Bivalvia
 Lucinida - Lucinidae
"Lucinoma annulata" = Lucinoma annulatum
"Lucinoma annulata" = Lucinoma annulatum Reeve 1850 clam
Lucinoma cf. L. annulata