Where: Orange County, California (33.6° N, 117.6° W: paleocoordinates 32.7° N, 111.4° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Vaqueros Formation, Early/Lower Miocene (23.0 - 16.0 Ma)
• STRATIGRAPHIC RELATIONS: From the Vaqueros Fm, which unconformably overlies the Eocene Tempetate/Martinez Fm, and is overlain by the Temblor Fm (Middle Miocene). THICKNESS: From bed within unit which locally reaches 500 ft in thickness. AGE: Early Miocene on the basis of molluscan biostratigraphy. STRATIGRAPHIC POSITION: From the Turritella inezana zone in the part of the Vaqueros Fm.
• bed-level stratigraphic resolution
Environment/lithology: coastal; poorly lithified, silty sandstone
Size class: macrofossils
Reposited in the UCMP
Collection methods: surface (in situ),
• COLLECTOR: W. H. Corey, C. D. Meserve, R. E. Dickerson, and W. S. W. Kew (c. late 1910-20's). REPOSITORY: University of California, Berkeley (UCNMP).
Primary reference: W. Loel and W. H. Corey. 1932. The Vaqueros Formation, Lower Miocene of California (Part 1). University of California Publications, Bulletin of the Department of Geological Sciences 22(3):31-410 [A. Hendy/A. Hendy]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 71228: authorized by Austin Hendy, entered by Austin Hendy on 21.04.2007
Creative Commons license: CC BY (attribution)
Taxonomic list
Echinoidea | |
"Scutella fairbanksi" = Kewia fairbanksi, "Scutella vaquerosensis" = Vaquerosella vaquerosensis
"Scutella fairbanksi" = Kewia fairbanksi Arnold 1907 sand dollar
"Scutella vaquerosensis" = Vaquerosella vaquerosensis Kew 1920 sand dollar | |
Gymnolaemata | |
Cheilostomata indet. Busk 1859 | |
Bivalvia | |
"Arca (Anadara) santana n. sp." = Anadara santana
"Arca (Anadara) santana n. sp." = Anadara santana Loel and Corey 1932 ark | |
"Ostrea eldridgei" = Crenostrea eldridgei
"Ostrea eldridgei" = Crenostrea eldridgei Arnold 1907 oyster | |
"Pedalion cf. panzana" = Isognomon (Isognomon) panzana
"Pedalion cf. panzana" = Isognomon (Isognomon) panzana Loel and Corey 1932 oyster | |
"Pecten (Lyropecten) miguelensis" = Lyropecten miguelensis, "Pecten (Lyropecten) bowersi" = Vertipecten bowersi
"Pecten (Lyropecten) miguelensis" = Lyropecten miguelensis Arnold 1906 scallop SUBSPECIES: P. (L.) miguelensis submiguelensis
"Pecten (Lyropecten) bowersi" = Vertipecten bowersi Arnold 1906 scallop | |
Lucina wattsi Loel and Corey 1932 clam | |
? Mya sp. Linnaeus 1758 softshell clam | |
"Cardium (Trachycardium) vaquerosensis" = Dallocardia vaquerosense
"Cardium (Trachycardium) vaquerosensis" = Dallocardia vaquerosense Arnold 1908 cockle | |
"Metis aff. alta" = Leporimetis obesa
"Metis aff. alta" = Leporimetis obesa Deshayes 1855 tellin clam | |
"Sanguinolaria cf. toulai" = Nuttallia toulai
"Sanguinolaria cf. toulai" = Nuttallia toulai Hertlein and Jordan 1927 clam | |
"Chione aff. richthofeni" = Chione (Chionopsis) richthofeni, Dosinia santana n. sp., Saxidomus sp., Tivela (Pachydesma) inezana, Clementia (Egesta) pertenuis
"Chione aff. richthofeni" = Chione (Chionopsis) richthofeni Hertlein and Jordan 1927 venus clam
Dosinia santana n. sp. Loel and Corey 1932 venus clam
Saxidomus sp. Conrad 1837 venus clam
Tivela (Pachydesma) inezana Conrad 1856 venus clam | |
Gastropoda | |
"Terebra santana n. sp." = Clavocerithium santana, "Cerithium topangensis" = Bittium topangensis
"Terebra santana n. sp." = Clavocerithium santana Loel and Corey 1932 cerith snail
"Cerithium topangensis" = Bittium topangensis Arnold 1907 cerith snail | |
| |
"Polinices recluzianus" = Glossaulax reclusiana
"Polinices recluzianus" = Glossaulax reclusiana Deshayes 1839 moon snail | |
Olivella santana n. sp.
Olivella santana n. sp. Loel and Corey 1932 olive snail | |
Voluta sp. Linnaeaus 1758 volute | |
"Rapana vaquerosensis" = Califrapana vaquerosensis, "Purpura milicentana n. sp." = Ocenebra milicentana
"Rapana vaquerosensis" = Califrapana vaquerosensis Arnold 1908 murex snail COMMENTS: Includes R. vaquerosensis imperialis
"Purpura milicentana n. sp." = Ocenebra milicentana Loel and Corey 1932 murex snail | |
Crepidula diminutiva Loel and Corey 1932 slipper shell
Calyptraea inornata Gabb 1869 slipper shell
Calyptraea filosa Gabb 1866 slipper shell | |
Thecostraca | |
Balanus sp. Da Costa 1778 barnacle |