Laguna Hills: Zanclean, California
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Chondrichthyes
- Lamniformes
- Lamnidae
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Isurus sp.
Rafinesque 1810
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Mammalia
- Cetacea
- Physeteridae
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Physeteridae indet.
Gray 1821
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McLeod 1988 | 1 specimen | |||||
Mammalia
- Cetacea
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cf. Scaldicetus sp.
Du Bus 1867
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Mammalia
- Cetacea
- Balaenopteridae
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Balaenopteridae indet.
Gray 1864
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Barnes et al. 1984 | ||||||
Mammalia
- Carnivora
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Imagotariinae indet.
Mitchell 1968
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Mammalia
- Carnivora
- Otariidae
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Arctocephalinae indet.
(Scheffer and Rice 1963)
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Mammalia
- Sirenia
- Dugongidae
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Hydrodamalis cuestae
Domning 1978
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see common names |
Geography
Country: | United States | State/province: | California | County: | Orange |
Coordinates: | 33.6° North, 117.7° West (view map) | ||||
Paleocoordinates: | 33.4° North, 116.4° West | ||||
Basis of coordinate: | estimated from map |
Time
Period: | Neogene | Epoch: | Pliocene |
Stage: | Zanclean | 10 m.y. bin: | Cenozoic 6 |
Key time interval: | Zanclean | ||
Age range of interval: | 5.33300 - 3.60000 m.y. ago |
Stratigraphy
Formation: | Capistrano | ||||
Stratigraphy comments: ?Middle Pliocene, siltstone member |
Lithology and environment
Primary lithology: | gray sandstone |
Secondary lithology: | siltstone |
Includes fossils? | Y |
Lithology description: gray siltstone grading into orange pebbly sandstone | |
Environment: | marine indet. |
Geology comments: depth of 1500 meters or deeper, largely biogenous diatomaceous sediment, basin |
Taphonomy
Modes of preservation: | body,original phosphate |
Size of fossils: | macrofossils |
Collection methods and comments
Reason for describing collection: | taxonomic analysis |
Museum repositories: | LACM |
Metadata
Also known as: | LACM 3820 | ||
Database number: | 52223 | ||
Authorizer: | M. Uhen | Enterer: | M. Uhen |
Modifier: | A. Hendy | Research group: | vertebrate |
Created: | 2005-08-01 11:03:53 | Last modified: | 2020-06-16 03:24:45 |
Access level: | the public | Released: | 2005-08-01 11:03:53 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
6029. | 5% 34240 | D. P. Domning. 1978. Sirenian evolution in the North Pacific Ocean. University of California Publications in Geological Sciences 118:1-176 [M. Uhen/M. Uhen/M. Uhen] |
Secondary references:
12695 | L. G. Barnes. 1987. A Fossil Baleen Whale. Whale Watcher 21(4):7-10 [M. Uhen/M. Uhen/M. Uhen] | |
12591 | L. G. Barnes, R. E. Raschke, and J. C. Brown. 1984. A fossil baleen whale from the Capistrano Formation in Laguna Hills, California. The Natural sciences of Orange County: a collection of occasional papers concerning the natural sciences of Orange County, in celebration of the tenth anniversary of the Natural History Foundation of Orange County 11-18 [M. Uhen/M. Uhen/M. Uhen] | |
15374 | S. A. McLeod. 1988. A fossil sperm whale from Orange County, California. Memoirs of the Natural History Foundation of Orange County 2:22-28 [M. Uhen/M. Uhen] |