UCMP 790: Paleocene, California

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Chondrichthyes
Chondrichthyes indet. Huxley 1880
shark tooth
unclassified
Ostraea weaveri (Dickerson 1914)
Rhynchonellata - Terebratulida - Cancellothyrididae
Terebratulina tejonensis Stanton 1896
Hertlein and Grant IV 1944
Gastropoda - Opisthobranchia - Cylichnidae
Cylichna sp. Lovén 1846
Cylichna costata Gabb 1864
Gastropoda - Patellida - Lottiidae
Acmaea martinezensis n. sp. Dickerson 1914
Gastropoda - Heterostropha - Ringiculidae
Ringinella pinguis (Gabb 1864)
Gastropoda - Seraphsidae
? Seraphs thompsoni Dickerson 1914
Gastropoda - Ficidae
Urosyca caudata Gabb 1869
Gastropoda
Cypraea bayerquei Gabb 1864
Groves and Squires 2023
Gastropoda - Ranellidae
? Tritonium buwaldi n. sp. Dickerson 1914
Gastropoda - Neogastropoda - Nassariidae
Fusus dumblei n. sp. Dickerson 1914
Gastropoda - Neogastropoda - Buccinidae
Neptunea sp. Röding 1798
? Siphonalia lineata Stanton 1896
Brachysphingus liratus (Gabb 1864)
Gastropoda - Neogastropoda - Tudiclidae
Heteroterma sp. Gabb 1869
Gastropoda - Neogastropoda - Muricidae
Perissolax tricarnatus Weaver 1905
Gastropoda - Naticidae
Natica (Gyrodes) lineata Dickerson 1914
Lunatia hornii Gabb 1864
Lunatia cf. nuciformis Gabb 1864
Natica informal sp. e
Lunatia informal sp. A
Gastropoda - Neotaenioglossa - Calyptraeidae
Galerus excentricus Gabb 1864
Gastropoda - Epitoniidae
Cerithiopsis alternata Gabb 1864
    = Acrilla (Undiscala) lolakensis n. sp. Durham 1937
Durham 1937
Bivalvia - Mytilida - Mytilidae
Modiolus ornatus (Gabb 1864)
Bivalvia - Arcida - Glycymerididae
Glycimeris veatchii (Gabb 1864)
    = Glycymerita major Stanton 1896
Hendy 2020
Bivalvia - Arcida - Cucullaeidae
Cucullaea mathewsonii Gabb 1864
Bivalvia - Pectinida - Pectinidae
Pectinidae indet. Wilkes 1810
as "Pecten sp."
Bivalvia - Pectinida - Plicatulidae
Plicatula ostreiformis Stanton 1896
Ostrea buwaldana n. sp. Dickerson 1914
genus misspelled as "Ostraea" in occurrence table, correctly spelled in description on p. 127
Bivalvia - Pectinida - Limidae
Lima multiradiata Gabb 1869
Bivalvia - Carditida - Crassatellidae
Crassatellites ? grandis Gabb 1864
Bivalvia - Solenida - Solenidae
Solen sp. Linnaeus 1758
Bivalvia - Cardiida - Tellinidae
Tellina informal sp. a
Tellina kewi Dickerson 1914
? Tellina undulifera Gabb 1869
Tellina cf. parilis Gabb 1864
Tellina packardi Dickerson 1914
Bivalvia - Cardiida - Psammobiidae
Psammobia hornii (Gabb 1864)
Bivalvia - Cardiida - Mactridae
? Mactra tenuissima Gabb 1869
Bivalvia - Cardiida - Veneridae
Meretrix dalli n. sp. Dickerson 1914
? Venus sp. Linnaeus 1758
? Paphia clarki Dickerson 1914
Meretrix stantoni Dickerson 1914
Bivalvia - Lucinida - Lucinidae
Lucina turneri Stanton 1896
Bivalvia - Nuculanida - Nuculanidae
Leda gabbi (Conrad 1866)
Leda alaeformis (Gabb 1869)
Leda packardi Dickerson 1914
Bivalvia - Nuculanida - Yoldiidae
Yoldia gesteri Dickerson 1914
Scaphopoda - Dentaliida - Dentaliidae
Dentalium sp. Linnaeus 1758
Dentalium cooperi (Gabb 1864)
Dentalium stramineum Gabb 1864
see common names

Geography
Country:United States State/province:California County:Lake
Coordinates: 38.9° North, 122.6° West (view map)
Paleocoordinates:44.8° North, 100.3° 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 - 56 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
Also known as:East of Lower Lake village
Database number:190798
Authorizer:P. Holroyd, J. Marcot, A. Hendy Enterer:P. Holroyd, J. Marcot, A. Hendy
Modifier:J. Marcot Research group:marine invertebrate,vertebrate
Created:2017-12-17 22:46:01 Last modified:2022-02-04 11:46:03
Access level:the public Released:2017-12-17 22:46:01
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]

Secondary references:

58580 J. W. Durham. 1937. Gastropods of the Family Epitoniidae from Mesozoic and Cenozoic Rocks of the West Coast of North America, including One New Species by F. E. Turner and One by R. A. Bramkamp. Journal of Paleontology 11(6):479-512 [P. Wagner/P. Wagner]
86508 L. T. Groves and R. L. Squires. 2023. Revision of northeast Pacific Paleogene cypraeoidean gastropods (Mollusca), including recognition of three new species: Implications for paleobiogeographic distribution and faunal turnover. PaleoBios 40(10):1-52 [J. Marcot/J. Marcot]
63217 A. J. W. Hendy. 2020. Unpublished taxonomic backbone for Eastern Pacific Invertebrate Communities of the Cenozoic (EPICC) Thematic Collections Network. [A. Hendy/A. Hendy/A. Hendy]
55057 L. G. Hertlein and U. S. Grant IV. 1944. The Cenozoic Brachiopoda of Western North America. In F. E. Blacet, J. Gilluly, G. James, E. L. Kinsey (eds.), The Cenozoic Brachiopoda of Western North America 3:1-236 [M. Clapham/M. Manojlovic/M. Manojlovic]
65883 R. L. Squires and L. R. Saul. 1997. Review of bivalve genus Plicatula from Cretaceous and Lower Cenozoic strata of California and Baja California. Journal of Paleontology 71(2):287-298 [P. Holroyd/S. Tremblay/P. Wagner]