UCMP 1746: Paleocene, California

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Anthozoa - Scleractinia - Guyniidae
Trochocyathus zitteli Vaughan 1900
recombined as Palaeopsammia zitteli
Gastropoda - Turritellidae
Turritella pachecoensis Stanton 1896
Gastropoda - Naticidae
Lunatia hornii Gabb 1864
recombined as Polinices hornii
Gastropoda - Neogastropoda - Muricidae
Perissolax tricarnatus Weaver 1905
recombined as Pseudoperissolax tricarnatus
Gastropoda - Neogastropoda - Buccinidae
Neptunea (Tritonofusus) cretacea Gabb 1869
recombined as Neptunea cretacea
Brachysphingus liratus (Gabb 1864)
replaced by Brachysphingus sinuatus
Gastropoda - Xenophoridae
Xenophora zitteli Weaver 1905
Gastropoda - Ficidae
Urosyca caudata Gabb 1869
Scaphopoda - Dentaliida - Dentaliidae
Dentalium sp. Linnaeus 1758
Bivalvia - Cardiida - Veneridae
? Paphia sp. Röding 1798
Bivalvia - Cardiida - Cardiidae
Cardium cooperi (Gabb 1864)
synonym of Nemocardium (Nemocardium) linteum
Bivalvia - Carditida - Crassatellidae
Crassatellites grandis Gabb 1864
synonym of Crassatella uvasana
Crassatellites unioides (Stanton 1896)
original and current combination Crassatella unioides
see common names

Geography
Country:United States State/province:California County:Contra Costa
Coordinates: 38.0° North, 122.2° West (view map)
Paleocoordinates:43.9° North, 100.0° West
Basis of coordinate:based on nearby landmark
Time
Period:Paleogene Epoch:Paleocene
10 m.y. bin:Cenozoic 1
Key time interval:Paleocene
Age range of interval:66.00000 - 56.00000 m.y. ago
Stratigraphy
Formation:Martinez
Stratigraphy comments: Martinez Fm. discussed as Eocene by Dickerson 1914, but rocks now regarded as Paleocene following Stewart, Ralph, 1949, Lower Tertiary stratigraphy of Mount Diablo, Marysville Buttes, and west border of lower Central Valley of California: U.S. Geological Survey Oil and Gas Investigations Preliminary Chart, OC-34.
Lithology and environment
Primary lithology: not reported
Environment:marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils,mesofossils
Collection methods and comments
Collection methods:field collection
Reason for describing collection:general faunal/floral analysis
Museum repositories:UCMP
Metadata
Database number:190788
Authorizer:P. Holroyd Enterer:P. Holroyd
Research group:marine invertebrate
Created:2017-12-17 22:42:38 Last modified:2017-12-17 22:42:38
Access level:the public Released:2017-12-17 22:42:38
Creative Commons license:CC BY
Reference information

Primary reference:
64128. R. E. Dickerson. 1914. Fauna of the Martinez Eocene of California. Bulletin of the Department of Geology, University of California 6:61-180 [P. Holroyd/P. Holroyd/A. Hendy]