Also known as East of Lower Lake village
Where: Lake County, California (38.9° N, 122.6° W: paleocoordinates 44.8° N, 100.3° W)
• coordinate based on nearby landmark
When: Martinez Formation, Paleocene (66.0 - 56.0 Ma)
• 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.
Environment/lithology: marine; lithology not reported
Size classes: macrofossils, mesofossils
Reposited in the UCMP
Primary reference: 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]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 190798: authorized by Patricia Holroyd, entered by Patricia Holroyd on 17.12.2017, edited by Jonathan Marcot and Austin Hendy
Creative Commons license: CC BY (attribution)
Taxonomic list
Gnathostomata | |
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Rhynchonellata | |
Terebratulina tejonensis4 Stanton 1896 | |
Gastropoda | |
Acmaea martinezensis n. sp.
Acmaea martinezensis n. sp. Dickerson 1914 limpet | |
Urosyca caudata Gabb 1869 fig shell | |
Heteroterma sp. Gabb 1869 snail | |
"Perissolax tricarnatus" = Pseudoperissolax tricarnatus
"Perissolax tricarnatus" = Pseudoperissolax tricarnatus Weaver 1905 murex snail | |
Fusus dumblei n. sp.
Fusus dumblei n. sp. Dickerson 1914 snail | |
? Siphonalia lineata Stanton 1896 true whelk
"Brachysphingus liratus" = Brachysphingus sinuatus Gabb 1869 true whelk
Neptunea sp. Röding 1798 true whelk | |
? Tritonium buwaldi n. sp.
? Tritonium buwaldi n. sp. Dickerson 1914 triton | |
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? Seraphs thompsoni Dickerson 1914 snail | |
Lunatia "sp. A", "Natica (Gyrodes) lineata" = Lacunaria striata, Natica "sp. e", "Lunatia cf. nuciformis" = Polinices (Euspira) nuciformis, "Lunatia hornii" = Polinices hornii
Lunatia "sp. A" Gray 1847 moon snail
"Natica (Gyrodes) lineata" = Lacunaria striata Gabb 1869 moon snail
Natica "sp. e" Scopoli 1777 moon snail
"Lunatia cf. nuciformis" = Polinices (Euspira) nuciformis Gabb 1864 moon snail
"Lunatia hornii" = Polinices hornii Gabb 1864 moon snail | |
"Galerus excentricus" = Calyptraea diegoana
"Galerus excentricus" = Calyptraea diegoana Conrad 1855 slipper shell | |
Acrilla (Undiscala) lolakensis n. sp.1
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"Ringinella pinguis" = Ringicula (Ringicula) pinguis
"Ringinella pinguis" = Ringicula (Ringicula) pinguis Gabb 1864 snail | |
Cylichna sp., "Cylichna costata" = Scaphander (Mirascapha) costatus
Cylichna sp. Lovén 1846 snail
"Cylichna costata" = Scaphander (Mirascapha) costatus Gabb 1864 snail | |
Scaphopoda | |
Dentalium sp. Linnaeus 1758 tusk shell
Dentalium cooperi Gabb 1864 tusk shell
Dentalium stramineum Gabb 1864 tusk shell | |
Bivalvia | |
"Leda gabbi" = Nuculana (Saccella) gabbii, "Leda alaeformis" = Nuculana (Saccella) alaeformis, "Leda packardi" = Nuculana (Saccella) packardi
"Leda gabbi" = Nuculana (Saccella) gabbii Conrad 1866 pointed nut clam
"Leda alaeformis" = Nuculana (Saccella) alaeformis Gabb 1869 pointed nut clam
"Leda packardi" = Nuculana (Saccella) packardi Dickerson 1914 pointed nut clam | |
"Yoldia gesteri" = Yoldia (Kalayoldia) gesteri
"Yoldia gesteri" = Yoldia (Kalayoldia) gesteri Dickerson 1914 clam | |
"Crassatellites ? grandis" = Crassatella uvasana
"Crassatellites ? grandis" = Crassatella uvasana Conrad 1855 clam | |
"Psammobia hornii" = Gari (Gobraeus) hornii
"Psammobia hornii" = Gari (Gobraeus) hornii Gabb 1864 clam | |
Tellina "sp. a", "Tellina kewi" = Tellina (Megangulus) kewi, Tellina cf. parilis, "? Tellina undulifera" = Tellina (Saulella) undulifera, "Tellina packardi" = Tellina (Angulus) packardi
Tellina "sp. a" Linnaeus 1758 tellin clam
"Tellina kewi" = Tellina (Megangulus) kewi Dickerson 1914 tellin clam
Tellina cf. parilis Gabb 1864 tellin clam
"? Tellina undulifera" = Tellina (Saulella) undulifera Gabb 1869 tellin clam
"Tellina packardi" = Tellina (Angulus) packardi Dickerson 1914 tellin clam | |
? Paphia clarki Dickerson 1914 venus clam
? Venus sp. Linnaeus 1758 venus clam
Meretrix stantoni Dickerson 1914 venus clam
"Meretrix dalli n. sp." = Pitaria praenominata Hanna 1924 venus clam | |
"? Mactra tenuissima" = Mactromeris tenuissima
"? Mactra tenuissima" = Mactromeris tenuissima Gabb 1869 clam | |
Solen sp. Linnaeus 1758 clam | |
"Lucina turneri" = Claibornites (Codalucina) turneri
"Lucina turneri" = Claibornites (Codalucina) turneri Stanton 1896 clam | |
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Cucullaea mathewsonii Gabb 1864 clam | |
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"Plicatula ostreiformis" = Plicatula ostreiformis, "Ostrea buwaldana n. sp." = Plicatula ostreiformis
"Plicatula ostreiformis" = Plicatula ostreiformis Stanton 1896 scallop
"Ostrea buwaldana n. sp." = Plicatula ostreiformis Stanton 1896 scallop genus misspelled as "Ostraea" in occurrence table, correctly spelled in description on p. 127
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"Lima multiradiata" = Acesta (Acesta) multiradiata
"Lima multiradiata" = Acesta (Acesta) multiradiata Gabb 1869 file clam | |
Modiolus ornatus Gabb 1864 mussel |