F107 - Santa Ana Mountains [Santiago Fm]: Lutetian, California
collected by Kinney
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Bivalvia
- Arcida
- Glycymerididae
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Glycymeris cf. sagittata
(Gabb 1864)
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| recombined as Glycymerita sagittata | ||||||||||
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Bivalvia
- Ostreida
- Ostreidae
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Ostrea sp.
Linnaeus 1758
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Bivalvia
- Carditida
- Crassatellidae
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Crassatella cf. uvasana
Conrad 1855
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Bivalvia
- Carditida
- Carditidae
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Venericardia (Pacificor) cf. hornii
(Gabb 1864)
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Bivalvia
- Pholadida
- Corbulidae
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Corbula sp.
Bruguière 1789
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Corbula cf. parilis
Gabb 1864
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| recombined as Caryocorbula parilis | ||||||||||
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Bivalvia
- Cardiida
- Cardiidae
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Cardiidae indet.
Lamarck 1809
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Bivalvia
- Cardiida
- Veneridae
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? Pitar sp.
Römer 1857
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Gastropoda
- Opisthobranchia
- Cylichnidae
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Scaphander (Mirascapha) cf. costatus
(Gabb 1864)
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Gastropoda
- Opisthobranchia
- Retusidae
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? Cylichnina cf. tantilla
(Anderson and Hanna 1925)
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Gastropoda
- Opisthobranchia
- Philinidae
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Megistostoma cf. gabbiana
(Stoliczka 1868)
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| recombined as Megistostoma gabbianum | ||||||||||
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Gastropoda
- Turritellidae
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Turritella uvasana
Conrad 1855
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Turritella cf. buwaldana
Dickerson 1916
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Gastropoda
- Naticidae
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Euspira cf. nuciformis
(Gabb 1864)
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| recombined as Polinices (Euspira) nuciformis | ||||||||||
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? Euspirocrommium sp.
(Sacco 1890)
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Tejonia cf. lajollaensis
(Stewart 1927)
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| synonym of Amaurellina moragai | ||||||||||
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? Crommium sp.
Cossmann 1888
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Gastropoda
- Ficidae
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Ficopsis remondii
(Gabb 1864)
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| recombined as Ficus remondii | ||||||||||
| SUBSPECIES: Ficopsis remondii crescentensis | ||||||||||
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Gastropoda
- Neogastropoda
- Nassariidae
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Molopophorus cf. antiquatus
(Gabb 1864)
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Gastropoda
- Neogastropoda
- Turridae
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Turridae indet.
Swainson 1840
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Gastropoda
- Neogastropoda
- Conidae
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Conus cf. remondii
Gabb 1864
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Gastropoda
- Strombidae
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Ectinochilus (Cowlitzia) cf. supraplicatus
(Gabb 1864)
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| recombined as Rimella supraplicata | ||||||||||
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Gastropoda
- Cassidae
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Galeodea sp.
Link 1807
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Gastropoda
- Cerithiopsidae
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Bittium cf. alternatum
(Gabb 1864)
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| original and current combination Cerithiopsis alternata | ||||||||||
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Gastropoda
- Ampullinidae
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Pachycrommium clarki
(Stewart 1927)
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Gastropoda
- Neotaenioglossa
- Calyptraeidae
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Crepidula (Spirocrypta) cf. pileum
(Gabb 1864)
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| recombined as Spirocrypta pileum | ||||||||||
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Calyptraea diegoana
(Conrad 1855)
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| see common names | ||||||||||
Geography
| Country: | United States | State/province: | California | County: | Orange |
| Coordinates: | 33.8° North, 117.8° West (view map) | ||||
| Paleocoordinates: | 34.5° North, 103.7° West | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Altitude: | 245 meters | ||||
| Geographic resolution: | outcrop |
Time
| Period: | Paleogene | Epoch: | Eocene |
| Stage: | Lutetian | 10 m.y. bin: | Cenozoic 2 |
| Key time interval: | Lutetian | ||
| Age range of interval: | 47.80000 - 41.20000 m.y. ago |
Stratigraphy
| Formation: | Santiago | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: LITHOSTRATIGRAPHIC RELATIONS: From the Santiago Fm, which overlies the Silverado Fm (Paleocene) and is overlain by the Sespe and Vaqueros Fms (Eocene-E. Miocene). AGE: Middle Eocene, on the basis of molluscan and foraminiferal biostratigraphy; from the Ulatisian Stage of Mallory (1959), on the basis of benthic forams and the Discosaster sublodoensis nannoplankton zone (Poore, 1976). | |||||
Lithology and environment
| Primary lithology: | pebbly lithified sandstone |
| Secondary lithology: | concretionary lithified siltstone |
| Includes fossils? | Y |
| Includes fossils? | Y |
| Lithology description: LITHOLOGY: Pebbly sandstone, conglomerate, sandstone and siltstone. LITHIFICATION: Lithified, on the basis of facies description (in text). | |
| Environment: | coastal indet. |
| Geology comments: ENVIRONMENT: Shallow marine environment. | |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | surface (in situ),field collection |
| Reason for describing collection: | biostratigraphic analysis |
| Museum repositories: | USGS |
| Collectors: | Kinney |
| Collection method comments: COLLECTORS: D.M. Kinney. REPOSITORY: USGS. | |
| Taxonomic list comments:COVERAGE: Exhaustive for mollusca and other macrofossil groups. NOMENCLATURE: Not an authoritative publication, but with relatively modern nomenclature and species-resolution identifications. | |
Metadata
| Also known as: | USGS#18998 | ||
| Database number: | 94825 | ||
| Authorizer: | A. Hendy, J. Marcot | Enterer: | A. Hendy, J. Marcot |
| Modifier: | G. Varnham | Research group: | marine invertebrate |
| Created: | 2010-03-29 13:32:56 | Last modified: | 2022-05-05 05:54:17 |
| Access level: | the public | Released: | 2010-03-29 13:32:56 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 3060. | J. E. Schoellhamer, J. G. Vedder, R. F. Yerkes and D. M. Kinney. 1981. Geology of the Northern Santa Ana Mountains, California. United States Geological Survey Professional Paper 420(D):1-109 [J. Alroy/J. Alroy/R. McClees-Funinan] |