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UCMP 3579, Contra Costa County, California, USA

Lat/Long (Decimal)	37.885,-121.715
Co-ordinates Derivation	estimated from map
Given Location	California, United States
Mindat.org Region (for given coordinates)	Contra Costa County, California, USA

Collections

Collection	Reference	Stratigraphic Name	Comments	Lithology	Age
UCMP 3579, east of Mount Diablo	Clark B. L., Woodford A. O. (1927)	Meganos	"Meganos" faunas represent upper Bulitian and lower Penutian local ages=Ypresian	sandstone	56 - 47.8 Ma Eocene

Recorded Fossils

Accepted Name	Hierarchy	Age
Arca sp. genus	Animalia : Mollusca : Bivalvia : Arcida : Arcidae : *Arca*	56 - 47.8 Ma Eocene
Tellina (Angulus) longa species	Animalia : Mollusca : Bivalvia : Cardiida : Tellinidae : Angulus : *Tellina (Angulus) longa*	56 - 47.8 Ma Eocene
Modiolus ornatus species	Animalia : Mollusca : Bivalvia : Mytilida : Mytilidae : Modiolus : *Modiolus ornatus*	56 - 47.8 Ma Eocene
Nuculana (Saccella) gabbii species	Animalia : Mollusca : Bivalvia : Nuculanida : Nuculanidae : Saccella : *Nuculana (Saccella) gabbii*	56 - 47.8 Ma Eocene
Ostrea sp. genus	Animalia : Mollusca : Bivalvia : Ostreida : Ostreidae : *Ostrea*	56 - 47.8 Ma Eocene
Corbula dilatata species	Animalia : Mollusca : Bivalvia : Myida : Corbulidae : Corbula : *Corbula dilatata*	56 - 47.8 Ma Eocene
Sphenia meganosensis species	Animalia : Mollusca : Bivalvia : Myida : Myidae : Sphenia : *Sphenia meganosensis*	56 - 47.8 Ma Eocene
Pseudocardium meganosensis species	Animalia : Mollusca : Bivalvia : Venerida : Mactridae : Pseudocardium : *Spisula meganosensis*	56 - 47.8 Ma Eocene
Diplodonta (Diplodonta) cretacea species	Animalia : Mollusca : Bivalvia : Veneroidei : Ungulinidae : Diplodonta : *Diplodonta (Diplodonta) cretacea*	56 - 47.8 Ma Eocene
Tivela kelloggensis species	Animalia : Mollusca : Bivalvia : Venerida : Veneridae : Tivela : *Tivela kelloggensis*	56 - 47.8 Ma Eocene
Chrysodomus martini species	Animalia : Mollusca : Gastropoda : Neogastropoda : Buccinidae : Chrysodomus : *Chrysodomus martini*	56 - 47.8 Ma Eocene
Turricula cooperi species	Animalia : Mollusca : Gastropoda : Neogastropoda : Clavatulidae : Turricula : *Turricula cooperi*	56 - 47.8 Ma Eocene
Molopophorus californicus species	Animalia : Mollusca : Gastropoda : Neogastropoda : Buccinidae : Molopophorus : *Molopophorus californicus*	56 - 47.8 Ma Eocene
Gemmula diabloensis species	Animalia : Mollusca : Gastropoda : Neogastropoda : Turridae : Gemmula : *Gemmula diabloensis*	56 - 47.8 Ma Eocene
Polinices (Euspira) nuciformis species	Animalia : Mollusca : Gastropoda : Naticidae : Euspira : *Polinices (Euspira) nuciformis*	56 - 47.8 Ma Eocene
Odostomia diaboli species	Animalia : Mollusca : Gastropoda : Pyramidellidae : Odostomia : *Odostomia diaboli*	56 - 47.8 Ma Eocene
Turbonilla marshensis species	Animalia : Mollusca : Gastropoda : Pyramidellidae : Turbonilla : *Turbonilla marshensis*	56 - 47.8 Ma Eocene

References

Clark B. L., Woodford A. O. (1927) The geology and paleontology of the type section of the Meganos Formation (lower Middle Eocene) of California, University of California Publications in Geological Sciences 17 2, 63-142

Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!

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