Kendall-Mallory: Clarendonian, California

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia - Rodentia - Sciuridae
? Protospermophilus sp. Gazin 1930
Mammalia - Carnivora - Canidae
Aelurodon haydeni (Leidy 1858)
recombined as Epicyon haydeni
Osteoborus cf. diabloensis Richey 1938
    = Epicyon saevus Leidy 1858
Alroy 2002
Aelurodon taxoides Hatcher 1894
Wang et al. 1999
UCMP V-6107
Mammalia - Carnivora - Mustelidae
Beckia grangerensis Bryant 1968
recombined as Hoplictis grangerensis
Mammalia - Perissodactyla - Equidae
Hipparion forcei Richey 1948
Hulbert 1987
five specimens of "H. trampasense"
Nannippus cf. tehonensis (Merriam 1916)
(7 measurements)
    = Hipparion trampasense n. sp. Edwards 1982
Edwards 1982
recombined as Neohipparion trampasense
V-6107 (type), V-6318
Mammalia - Merycoidodontidae
Ustatochoerus profectus (Matthew and Cook 1909)
synonym of Ustatochoerus major
Mammalia - Camelidae
Camelidae indet. Gray 1821
Mammalia - Proboscidea - Gomphotheriidae
Gomphotheriidae indet. Hay 1922
Reptilia - Anguidae
Anniella sp. Gray 1852
Gauthier 1980 1 specimen
see common names

Geography
Country:United States State/province:California County:Contra Costa
Coordinates: 37.8° North, 122.0° West (view map)
Paleocoordinates:37.1° North, 118.3° West
Basis of coordinate:based on political unit
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
Local section:Mulho Local bed:1
Local order:bottom to top
Lithology and environment
Primary lithology: "siliciclastic"
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Reason for describing collection:general faunal/floral analysis
Taxonomic list comments:3 mi W of Black Hawk Ranch, but relative stratigraphic position could not be determined, and locality is in an unknown lithological unit
original list pertains only to UCMP V-6107
1300' above the "Neroly" Fm. in the Contra Costa Group
Metadata
Also known as:Bolinger Canyon Quarry; UCMP V-6107, 6318
Database number:19391
Authorizer:J. Alroy, P. Holroyd Enterer:J. Alroy, P. Holroyd
Modifier:M. Clapham Research group:vertebrate
Created:1993-02-18 00:00:00 Last modified:2017-04-16 20:39:20
Access level:the public Released:1993-02-18 00:00:00
Creative Commons license:CC BY
Reference information

Primary reference:
1427. S. W. Edwards. 1976. A mandible of Beckia (Mammalia: Mustelidae) from Contra Costa County, California. PaleoBios 20:1-5 [J. Alroy/J. Alroy/J. Ju]

Secondary references:

6294 J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari]
1428 S. W. Edwards. 1982. A New Species of Hipparion (Mammalia: Equidae) from the Clarendonian (Miocene) of California. Journal of Vertebrate Paleontology 2(2):173-183 [J. Alroy/J. Alroy/J. Marcot]
64910 J. A. Gauthier. 1980. Anniella (Sauria: Anguidae) from the Miocene of California. PaleoBios (31)1-7 [P. Holroyd/P. Holroyd]
38505% 23520R. C. Hulbert, Jr. 1987. Late Neogene Neohipparion (Mammalia, Equidae) from the Gulf Coastal Plain of Florida and Texas. Journal of Paleontology 61(4):809-830 [J. Alroy/M. Sommers/J. Alroy]
3558 X. Wang, R. H. Tedford, and B. E. Taylor. 1999. Phylogenetic systematics of the Borophaginae (Carnivora: Canidae). Bulletin of the American Museum of Natural History 243:1-392 [J. Alroy/J. Alroy/J. Alroy]