UCMP loc. 2096: Pliocene, California
collected by Nomland
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Thecostraca
- Balanomorpha
- Balanidae
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Tamiosoma gregaria
Conrad 1856
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Nomland 1917 | |||||||||
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Gastropoda
- Neogastropoda
- Olividae
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Olivella biplicata
(Sowerby 1825)
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Nomland 1917 | |||||||||
| recombined as Callianax biplicata | ||||||||||
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Gastropoda
- Neogastropoda
- Drilliidae
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Turris coalingensis
(Arnold 1909)
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Nomland 1917 | |||||||||
| recombined as Clavus (Clathrodrillia) coalingensis | ||||||||||
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Gastropoda
- Neogastropoda
- Nassariidae
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Nassa californiana
(Conrad 1856)
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Nomland 1917 | |||||||||
| recombined as Caesia californiana | ||||||||||
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Gastropoda
- Naticidae
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Natica (Neverita) convexa
Nomland 1916
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Gastropoda
- Neotaenioglossa
- Calyptraeidae
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Calyptraea filosa
(Gabb 1866)
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Nomland 1917 | |||||||||
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Crepidula princeps
Conrad 1855
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Nomland 1917 | |||||||||
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Gastropoda
- Turritellidae
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Turritella vanvlecki
Arnold 1909
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Nomland 1917 | |||||||||
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Gastropoda
- Trochidae
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Calliostoma coalingensis
Arnold 1909
|
Nomland 1917 | |||||||||
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Calliostoma etchegoinensis n. sp.
Nomland 1916
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Bivalvia
- Cardiida
- Cardiidae
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Cardium corbis
Martyn 1784
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Nomland 1917 | |||||||||
| recombined as Cardium (Cerastoderma) corbis | ||||||||||
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Bivalvia
- Cardiida
- Tellinidae
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Macoma inquinata
(Deshayes 1855)
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Nomland 1917 | |||||||||
| recombined as Macoma (Macoma) inquinata | ||||||||||
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Tellina bodegensis
Hinds 1844
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Nomland 1917 | |||||||||
| recombined as Megangulus bodegensis | ||||||||||
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Bivalvia
- Cardiida
- Psammobiidae
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Sanguinolaria nuttalli
(Conrad 1837)
|
Nomland 1917 | |||||||||
| recombined as Nuttallia nuttallii | ||||||||||
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Bivalvia
- Cardiida
- Veneridae
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Saxidomus nuttalli
Conrad 1837
|
Nomland 1917 | |||||||||
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Paphia staleyi
(Gabb 1866)
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Nomland 1917 | |||||||||
| recombined as Leukoma staleyi | ||||||||||
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Bivalvia
- Cardiida
- Mactridae
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Mulinia densata
Conrad 1856
|
Nomland 1917 | |||||||||
| recombined as Pseudocardium densatum | ||||||||||
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Spisula coalingensis
(Arnold 1909)
|
Nomland 1917 | |||||||||
| recombined as Mactromeris coalingensis | ||||||||||
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Bivalvia
- Pholadida
- Myidae
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Cryptomya californica
(Conrad 1837)
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Nomland 1917 | |||||||||
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Bivalvia
- Hiatellida
- Hiatellidae
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Panope generosa
(Gould 1850)
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Nomland 1917 | |||||||||
| original and current combination Panopea generosa | ||||||||||
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Bivalvia
- Arcida
- Glycymerididae
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Glycymeris septentrionalis
(Middendorf 1849)
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Nomland 1917 | |||||||||
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Glycymeris coalingensis
Arnold 1909
|
Nomland 1917 | |||||||||
| synonym of Glycymeris septentrionalis | ||||||||||
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Bivalvia
- Arcida
- Arcidae
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Arca trilineata
Conrad 1856
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Nomland 1917 | |||||||||
| recombined as Anadara trilineata | ||||||||||
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Bivalvia
- Pectinida
- Pectinidae
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Pecten oweni
(Arnold 1906)
|
Nomland 1917 | |||||||||
| replaced by Patinopecten lohri | ||||||||||
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Pecten terminus
(Arnold 1906)
|
Nomland 1917 | |||||||||
| recombined as Lyropecten terminus | ||||||||||
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Pecten wattsi
(Arnold 1906)
|
Nomland 1917 | |||||||||
| synonym of Swiftopecten parmeleei parmaleei | ||||||||||
| as Pecten etchegoini wattsi | ||||||||||
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Bivalvia
- Mytilida
- Mytilidae
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Mytilus coalingensis
(Arnold 1909)
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Nomland 1917 | |||||||||
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Echinoidea
- Clypeasteroida
- Dendrasteridae
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Dendraster gibbsii
(Rémond 1863)
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Nomland 1917 | |||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | California | County: | Fresno |
| Coordinates: | 36.2° North, 120.3° West (view map) | ||||
| Paleocoordinates: | 36.0° North, 119.0° West | ||||
| Basis of coordinate: | stated in text |
Time
| Period: | Neogene | Epoch: | Pliocene |
| 10 m.y. bin: | Cenozoic 6 | ||
| Key time interval: | Pliocene | ||
| Age range of interval: | 5.33300 - 2.58000 m.y. ago |
Stratigraphy
| Formation: | Etchegoin | ||||
| Stratigraphy comments: In this area the lowest invertebrate fossilferous zone. |
Lithology and environment
| Primary lithology: | coarse,pebbly,gray conglomeratic sandstone |
| Includes fossils? | Y |
| Lithology description: In the upper part of the lower Etchegoin the beds are more conglomeratic, consisting largely of a coarse gray sandstone with interbedded pebbles. | |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | general faunal/floral analysis |
| Museum repositories: | UCMP |
| Collectors: | Nomland |
Metadata
| Database number: | 216433 | ||
| Authorizer: | J. Marcot | Enterer: | J. Marcot |
| Modifier: | J. Marcot | Research group: | marine invertebrate |
| Created: | 2020-12-12 19:25:51 | Last modified: | 2021-07-10 15:13:53 |
| Access level: | the public | Released: | 2020-12-12 19:25:51 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 75014. | J. O. Nomland. 1916. Relation of the invertebrate to the vertebrate faunal zones of the Jacalitos and Etchegoin formations in the north Coalinga Region, California. University of California Publications Bulletin of the Department of Geology 9(6):77-88 [J. Marcot/J. Marcot] |
Secondary references:
| 2657 | J. O. Nomland. 1917. The Etchegoin Pliocene of middle California. University of California Publications, Bulletin of the Department of Geology 10(14):191-254 [J. Alroy/J. Alroy/J. Marcot] |