Earth:Claremont Shale
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| Claremont Shale Stratigraphic range: Miocene epoch , Neogene Period | |
|---|---|
| Type | Geologic formation |
| Unit of | Monterey Formation Group |
| Underlies | Oursan Sandstone |
| Overlies | Sobrante Sandstone |
| Location | |
| Region | Berkeley Hills Alameda County California |
| Country | United States |
| Type section | |
| Named for | Claremont Canyon |
The Claremont Shale is a Miocene epoch geologic formation in the Berkeley Hills of the East Bay region of the San Francisco Bay Area, California.[1]
It is found within the Claremont Canyon area of the Berkeley Hills in Alameda County and Contra Costa County.[1]
The Claremont Shale formation preserves fossils dating back to the Miocene epoch of the Neogene period.[2]
Paleobiota
Mammals
Cetaceans
| Genus | Species | Location | Notes |
|---|---|---|---|
| Kampholophos | Kampholophos serrulus | Alameda Creek | A dolphin. |
Fish
Cartilaginous Fish
| Genus | Species | Location | Notes |
|---|---|---|---|
| Galeocerdo | Galeocerdo aduncus | Alameda Creek | A tiger shark. |
Bony Fish
| Genus | Species | Location | Notes |
|---|---|---|---|
| Ganolytes | Ganolytes aratus | Berkeley, Oakland | A herring. |
| Lampanyctus | Lampanyctus remifer | Oakland | A lanternfish. |
Molluscs
Scaphopods
| Genus | Species | Location | Notes |
|---|---|---|---|
| Dentalium | - | Caldecott Tunnel | A tusk-shell. |
Bivalves
| Genus | Species | Location | Notes |
|---|---|---|---|
| Lucinoma | - | Caldecott Tunnel | A lucine. |
| Yoldia | Yoldia submontereyensis | Caldecott Tunnel | A clam. |
Plants
Flowering Plants
| Genus | Species | Location | Notes |
|---|---|---|---|
| Ocotea | Ocotea coloradensis | Oakland | A laurel. |
Algae
Brown Algae(Kelps)
| Genus | Species | Location | Notes |
|---|---|---|---|
| Paleocystophora | Paleocystophora subopposita | Oakland, Berkeley, Caldecott Tunnel | A kelp. |
| Paleohalidrys | Paleohalidrys occidentalis | Oakland, Berkeley | A kelp. |
Red and Green Algae
| Genus | Species | Location | Notes |
|---|---|---|---|
| Caulerpites | Caulerpites denticulata | Oakland, Berkeley | A relative of Caulerpa. |
| Ulva | Ulva latuca | Oakland | A sea lettuce. |
See also
- Claremont Canyon Regional Preserve
- Claremont, Oakland/Berkeley, California
- List of fossiliferous stratigraphic units in California
- Paleontology in California
References
- ↑ 1.0 1.1 USGS.gov: "Upper Cretaceous and Lower Tertiary Rocks Berkeley and San Leandro Hills, California", by J. E. Case, GEOLOGICAL SURVEY BULLETIN 1251-J, 1968.
- ↑ ((Various Contributors to the Paleobiology Database)). "Fossilworks: Gateway to the Paleobiology Database". https://www.fossilworks.org.
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