Where: Kern County, California (35.3° N, 119.3° W: paleocoordinates 34.3° N, 113.1° W)
• coordinate based on nearby landmark
• basin-level geographic resolution
When: Jewett Sand Formation, Early/Lower Miocene (23.0 - 16.0 Ma)
• A marginal sand body that unconformably overlies the Vedder Formation or Walker Formation. The contact with the overlying Freeman Silt is gradational and intertonguing. The Pyramid Hill Sand is included as the lower member of the Jewett Sand. The type section is 675 ft thick.
• formation-level stratigraphic resolution
Environment/lithology: coastal; fine, concretionary, silty sandstone
Size class: macrofossils
Preservation: mold/impression, concretion
Reposited in the CAS, LACM, UCMP
Collection methods: quarrying,
• Collections housed at various institutes: USGS (Wasington and Menlo Park), UCMP, LACM, CAS, Stanford University, UCLA, UCR.
Primary reference: W.O. Addicott. 1970. Miocene Gastropods and Biostratigraphy of the Kern River Area, California. United States Geological Survey Professional Paper 642:1-172 [A. Miller/A. Hendy/A. Hendy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 38029: authorized by Austin Hendy, entered by Austin Hendy on 31.03.2004
Creative Commons license: CC BY (attribution)