Black Ranch: Blancan, California

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia - Testudines - Testudinidae
Testudo sp. Linnaeus 1758
VanderHoof 1933
Mammalia - Megalonychidae
Megalonychidae indet. Gervais 1855
Mammalia - Proboscidea - Gomphotheriidae
Stegomastodon cf. arizonae Gidley 1926
1 specimen
    = Stegomastodon cf. mirificus Leidy 1858
Alroy 2002
Mammalia - Antilocapridae
Antilocapridae indet. Gray 1866
"?Antilocapra sp." of VanderHoof 1933
Mammalia - Cervidae
Odocoileus sp. Rafinesque 1832
VanderHoof 1933
"Odocoileus? sp. or Cervus? sp."; NISP about 4 DUPLICATE REF 3493 or 3494
Gustafson 1985
"Tehama"; apparently new LACM and UW specimens
Mammalia - Camelidae
Camelidae indet. Gray 1821
"Camelops? or Pliauchenia? sp."
Mammalia - Tayassuidae
Tayassuidae indet. Palmer 1897
"Prothenops or Platygonus"
Mammalia - Perissodactyla - Equidae
Plesippus proversus (Merriam 1916)
55 specimens
    = Equus simplicidens Cope 1892
Alroy 2002
Mammalia - Carnivora - Canidae
Hyaenognathus cf. pachydon
1 specimen
    = Borophagus cf. diversidens Cope 1892
Alroy 2002
confirmed by Wang et al. 1999
Canis sp. Linnaeus 1758
1 specimen
    = Canis lepophagus Johnston 1938
Nowak 1979
replaces ID of VanderHoof 1933
see common names

Geography
Country:United States State/province:California County:Tehama
Coordinates: 40.0° North, 122.2° West (view map)
Paleocoordinates:40.0° North, 121.2° West
Basis of coordinate:based on political unit
Time
10 m.y. bin: Cenozoic 6
*Period:Tertiary *Epoch:Pliocene
Key time interval: Blancan
Age range of interval: 4.7 - 1.4 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Lithology and environment
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Collection methods and comments
Collection size:62 specimens
Taxonomic list comments:includes at least three localities from two levels separated stratigraphically by 200 ft
Nomlaki Tuff at base of fm. dated at 3.3 (= 3.39) Ma by Evernden et al. 1964
NISP about 62
Metadata
Also known as:Tehama
Database number:19668
Authorizer:J. Alroy, J. Marcot Enterer:J. Alroy, J. Marcot
Research group:vertebrate
Created:1993-02-18 00:00:00 Last modified:2002-06-03 03:27:44
Access level:the public Released:1993-02-18 00:00:00
Creative Commons license:CC BY
Reference information

Primary reference:

3007. R. D. Russell and V. L. VanderHoof. 1931. A Vertebrate Fauna From a New Pliocene Formation in Northern California. University of California Publications, Bulletin of the Department of Geological Sciences 20(2):11-21 [J. Alroy/J. Alroy/J. Marcot]

Secondary references:

6294 J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari]
1756 E. P. Gustafson. 1985. Transactions of the Nebraska Academy of Sciences 13 [J. Alroy/J. Alroy]
2673 R. M. Nowak. 1979. North American Quaternary Canis. Monograph of the Museum of Natural History, University of Kansas 6:1-154 [J. Alroy/J. Alroy]
3493 V. L. VanderHoof. 1933. A Skull of Pliohippus tantalus From the Later Tertiary of the Sierran Foothills of California. University of California Publications, Bulletin of the Department of Geological Sciences 23:183-194 [J. Alroy/J. Alroy/J. Marcot]
3494 V. L. VanderHoof. 1933. Additions to the fauna of the Tehama upper Pliocene of northern California. American Journal of Science 25:382-384 [J. Alroy/J. Alroy/J. Marcot]