USGS 14628 - Casmalia Hills [Careaga Sandstone] (Pliocene of the United States)

Also known as Woodring Loc. 168; W25b

Where: Santa Barbara County, California (34.9° N, 120.5° W: paleocoordinates 34.7° N, 119.6° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Cebada Member (Careaga Sandstone Formation), Piacenzian (3.6 - 2.6 Ma)

• LITHOSTRATIGRAPHY: From the Cebada Member of the Careaga Sandstone, which overlies the Foxen Mudstone (mid-late Pliocene) and underlies the Paso Robles Fm (Pleistocene). AGE: Late Pliocene, on the basis of foraminiferal and microfossil biostratigraphy.

• group of beds-level stratigraphic resolution

Environment/lithology: offshore; poorly lithified, silty sandstone

• PALEOENVIRONMENT: Established on the basis of faunal composition.
• LITHOLOGY: Fine-grained sandstone. LITHIFICATION: Assumed poorly lithified on the basis of figured specimens.

Size classes: macrofossils, mesofossils

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 189559: authorized by Austin Hendy, entered by Austin Hendy on 31.10.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Exhaustive for macrofossils. NOMENCLATURE: Somewhat antiquated nomenclature.
 Pectinida - Pectinoidae
"Lyropecten cf. cerrosensis" = Nodipecten cerrosensis, "Pecten hemphilli" = Pecten (Pecten) bellus, Patinopecten ? healeyi
"Lyropecten cf. cerrosensis" = Nodipecten cerrosensis Gabb 1866 scallop
"Pecten hemphilli" = Pecten (Pecten) bellus Conrad 1857 scallop
Patinopecten ? healeyi Arnold 1906 scallop
 Mytilida - Mytilidae
"Volsella cf. capax" = Modiolus capax
"Volsella cf. capax" = Modiolus capax Conrad 1837 mussel
 Hiatellida - Hiatellidae
"Panope cf. generosa" = Panopea abrupta
"Panope cf. generosa" = Panopea abrupta Conrad 1849 clam