Big Cat Quarry: Clarendonian, California
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Reptilia
- Anguidae
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Abronia cuyama n. sp.
Scarpetta and Ledesma 2023
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Scarpetta and Ledesma 2023 | |||||||||
| Holotype: UCMP 54560 is housed in the UCMP and was collected by Gideon T. James and S. G. SCARPETTA and D. T. LEDESMA a party of UCMP palaeontologists in 1957 or 1958. The specimen consists of a partial cranium including the anterior portion of the skull, an associated block of mudstone matrix containing a few posterior cranial elements and two vials of associated material containing osteoderms in matrix, a probable epipterygoid and unidentified bones. | ||||||||||
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Mammalia
- Chiroptera
- Phyllostomidae
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? Phyllostomatidae indet.
Savage 1951
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| synonym of Phyllostomidae | ||||||||||
| a bat | ||||||||||
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Mammalia
- Rodentia
- Cricetidae
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Peromyscus russelli
James 1963
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63 specimens | |||||||||
| recombined as Copemys russelli | ||||||||||
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Mammalia
- Rodentia
- Heteromyidae
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Perognathus furlongi
Gazin 1930
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3 specimens | |||||||||
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Perognathus minutus
James 1963
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1 specimen | |||||||||
| (1 measurement) | ||||||||||
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Mammalia
- Rodentia
- Sciuridae
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Ammospermophilus fossilis
James 1963
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7 specimens | |||||||||
| (5 measurements) | ||||||||||
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Sciuropterus mathewsi
James 1963
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1 specimen | |||||||||
| recombined as Petauristodon mathewsi | ||||||||||
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Protospermophilus quatalensis
(Gazin 1930)
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1 specimen | |||||||||
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Mammalia
- Lagomorpha
- Leporidae
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Hypolagus apachensis
Gazin 1930
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60 specimens | |||||||||
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= Leporidae indet.
Fischer de Waldheim 1817
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Alroy 2002 | |||||||||
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Mammalia
- Antilocapridae
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Merycodus cerroensis
(Frick 1937)
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1 specimen | |||||||||
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= Cosoryx cf. cerroensis
Frick 1937
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Alroy 2002 | |||||||||
| original and current combination Cosoryx (Subcosoryx) cerroensis | ||||||||||
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Mammalia
- Carnivora
- Mustelidae
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? Mustela sp.
Linnaeus 1758
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2 specimens | |||||||||
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Mammalia
- Erinaceidae
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Lanthanotherium sawini
James 1963
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1 specimen | |||||||||
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Mammalia
- Soricidae
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Limnoecus tricuspis
Stirton 1930
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2 specimens | |||||||||
| (1 measurement) | ||||||||||
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Mammalia
- Proboscidea
- Gomphotheriidae
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Gomphotherium sp.
Burmeister 1837
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1 specimen | |||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | California | County: | Ventura |
| Coordinates: | 34.3° North, 119.0° West (view map) | ||||
| Paleocoordinates: | 33.7° North, 115.2° West | ||||
| Basis of coordinate: | based on political unit | ||||
| Geographic resolution: | small collection |
Time
| Period: | Neogene | Epoch: | Miocene |
| 10 m.y. bin: | Cenozoic 5-6 | ||
| *Period: | Tertiary | ||
| Key time interval: | Clarendonian | ||
| Age range of interval: | 12.50000 - 9.40000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | MR Caliente | ||
| Local section: | ApchC | Local bed: | 1 |
| Local order: | bottom to top |
Lithology and environment
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | body |
Collection methods and comments
| Collection size: | 83 specimens |
| Reason for describing collection: | general faunal/floral analysis |
| Taxonomic list comments:generically identifiable NISP 83 | |
Metadata
| Also known as: | UCMP V-5847; Upper Nettle Spring Canyon 3 | ||
| Database number: | 19181 | ||
| Authorizer: | J. Alroy, E. Dunne | Enterer: | J. Alroy, K. Eckardt |
| Modifier: | J. Alroy | Research group: | vertebrate |
| Created: | 1993-02-18 00:00:00 | Last modified: | 2009-12-20 13:09:44 |
| Access level: | the public | Released: | 1993-02-18 00:00:00 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 2012. | G. T. James. 1963. Paleontology and nonmarine stratigraphy of the Cuyama Valley badlands, California; Part 1, Geology, faunal interpretations, and systematic descriptions of Chiroptera, Insectivora, and Rodentia. University of California Publications in Geological Sciences 45:1-154 [J. Alroy/J. Alroy] |
Secondary references:
| 6294 | J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari] | |
| 87587 | S.G. Scarpetta and D.T. Ledesma. 2023. A strikingly ornamented fossil alligator lizard (Squamata: Abronia) from the Miocene of California. Zoological Journal of the Linnean Society 197:752-767 [E. Dunne/K. Eckardt] |