USGS M3982 - Agua Sst Mbr, Temblor Fm (Oligocene of the United States)

Where: Kern County, California (35.5° N, 119.8° W: paleocoordinates 34.1° N, 111.6° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Agua Sandstone Member (Temblor Formation), Late/Upper Oligocene (28.4 - 23.0 Ma)

• STRATIGRAPHIC RELATIONS: From Agua Sst Mbr which regionally interfingers the Santos Shale of the lower (type) Temblor Fm (Late Oligocene-Middle Miocene). THICKNESS: Unknown thickness of collection or member. AGE: Early Miocene; Vaqueros molluscan stage. STRATIGRAPHIC POSITION: From basal conglomerate.

• bed-level stratigraphic resolution

Environment/lithology: coastal; lithified sandstone

• ENVIRONMENT: Warm, shallow-water depositional environment - less than 20 fathoms and possibly much shallower.
• SPECIFIC LITHOLOGY: Sandstone. LITHIFICATION: Lithified based on figured specimens.

Size class: macrofossils

Reposited in the UCMP, USNM

Collection methods: surface (in situ),

• COLLECTORS: H.S. Sonneman and W. O. Addicott (1968). REPOSITORY: USGS, USNM and UCMP amongst other collections.

Primary reference: W. O. Addicott. 1973. Oligocene molluscan biostratigraphy and paleontology of the Lower Part of the type Temblor Formation, California. United States Geological Survey Professional Paper 791:1-48 [A. Hendy/A. Hendy/A. Hendy]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 72410: authorized by Austin Hendy, entered by Austin Hendy on 02.06.2007

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Exhaustive for gastropoda, bivalvia, and scaphopoda. NOMENCLATURE: Authoritative publication with subgeneric and species level assignments, though slightly antiquated nomenclature.
Bivalvia
 Cardiida - Tellinidae
"Heteromacoma rostellata" = Psammotreta (Leporimetis) rostellata
"Heteromacoma rostellata" = Psammotreta (Leporimetis) rostellata Clark 1918 tellin clam
 Cardiida - Veneridae
? Katherinella sp. Tegland 1929 venus clam
 Lucinida - Lucinidae
Lucinoma acutilineata Conrad 1849 clam
 Pectinida - Pectinoidae
Vertipecten ? perrini Arnold 1906 scallop
 Ostreida - Ostreidae
? Crassostrea sp. Sacco 1897 oyster