Mount Eden: Late/Upper Hemphillian, California

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia - Rodentia - Cricetidae
Repomys maxumi May 1981
May and Repenning 1982
F:AM collection, not from V-3269 (3 measurements)
Mammalia - Lagomorpha - Leporidae
Hypolagus edensis n. sp. Frick 1921
Mammalia - Perissodactyla - Rhinocerotidae
Teleoceras sp. Hatcher 1894
    = Teleoceras hicksi Cook 1927
Prothero 1998
listed by Prothero et al. 1989, Albright 1999c
Mammalia - Perissodactyla - Equidae
Dinohippus leidyanus (Osborn 1918)
Azzaroli 1988
includes types of "Pliohippus osborni" and "P." edensis
Mammalia - Tayassuidae
Platygonus sp. Leconte 1848
    = Tayassuinae indet. Palmer 1897
Alroy 2002
Prosthennops edensis n. sp. Frick 1921
recombined as Tayassu edensis
Mammalia - Camelidae
Pliauchenia merriami n. sp. Frick 1921
recombined as Megacamelus merriami
Pliauchenia raki n. sp. (Frick 1921)
Stirton and Goeriz 1942
nomen vanum belonging to Lamini
raising Procamelus edensis raki to specific rank
Procamelus edensis n. sp. Frick 1921
    = cf. Tanupolama sp. Stock 1928
Miller and Downs 1974
synonym of Hemiauchenia
and "P. e. raki" are nomina vana, but based on Miller and Downs 1974 they represent a form close to "Tanupolama"
Mammalia - Palaeomerycidae
Procoileus edensis n. sp. Frick 1937
(3 measurements)
    = Pediomeryx hemphillensis Stirton 1936
Frick 1937
"Cervidae indet."
Mammalia - Antilocapridae
? Texoceros edensis n. sp. Frick 1937
Frick 1937
"Antilocapra?"; also may include "Merycodus?... or Ilingoceros?"
Mammalia - Carnivora - Felidae
Felis sp. Linnaeus 1758
    = Felinae indet. Trouessart 1885
Alroy 2002
Smilodon sp. Lund 1841
    = Felinae indet. Trouessart 1885
Alroy 2002
Mammalia - Carnivora - Procyonidae
? Procyon sp. Storr 1780
Baskin 1982
F:AM collection, not from V-3269
Mammalia - Carnivora - Ursidae
Plionarctos edensis n. sp. Frick 1926
Hunt 1998
of Frick 1926
Hyaenarctos gregoryi n. sp. Frick 1926
    = Agriotherium sp. Wagner 1837
Alroy 2002
UCMP V-3269, see Hunt 1998a
Mammalia - Carnivora - Canidae
Canis sp. Linnaeus 1758
    = Caninae indet. Gill 1872
Alroy 2002
Borophagus secundus VanderHoof 1931
Wang et al. 1999
Mammalia - Megalonychidae
Megalonyx sp. Harlan 1825
    = Megalonychidae indet. Gervais 1855
Hirschfeld and Webb 1968
Mammalia - Megatheriidae
Megatheriidae indet. (Gray 1821)
misspelling Megatheriadae
"Nothrotherium or Pronothrotherium"
Mammalia - Proboscidea - Gomphotheriidae
Trilophodon (Tetrabelodon) shepardi (Leidy 1870)
nomen dubium belonging to Gomphotheriidae
"Trilophodon shepardi edensis": type
see common names

Geography
Country:United States State/province:California County:Riverside
Coordinates: 33.9° North, 117.0° West (view map)
Paleocoordinates:33.5° North, 114.5° West
Basis of coordinate:based on political unit
Time
Period:Neogene
10 m.y. bin:Cenozoic 6
*Period:Tertiary *Epoch:Miocene
*Local age/stage:Late/Upper Hemphillian
Key time interval:Late/Upper Hemphillian
Age range of interval:10.30000 - 4.90000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Mt. Eden
Local section:Timot Local bed:140
Local order:bottom to top
Stratigraphy comments: Baskin 1981 says late Hemphillian
Lithology and environment
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Collection methods and comments
Collection excludes:some genera
Taxonomic list comments:Gilbert Chron "5.0 to 5.4 Ma": May and Repenning 1982, based on biochronology and reversed polarity at AMNH quarry
Metadata
Also known as:Eden Ledges; UCMP V-3269
Database number:19445
Authorizer:J. Alroy, J. Marcot Enterer:J. Alroy, J. Marcot
Modifier:J. Wertheim Research group:vertebrate
Created:1993-02-18 00:00:00 Last modified:2002-07-30 20:36:10
Access level:the public Released:1993-02-18 00:00:00
Creative Commons license:CC BY
Reference information

Primary reference:

1548. C. Frick. 1921. Extinct vertebrate faunas of the badlands of Bautista Creek and San Timoteo Canyon, southern California. University of California Publications in Geology 12(5):277-424 [J. Alroy/J. Alroy]

Secondary references:

6294 J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari]
970 A. Azzaroli. 1988. On the Equid genus Dinohippus Quinn 1955 and Pliohippus Marsh 1874. Bolletino della Societa Paleontologica Italiana 27(1):61-72 [J. Alroy/J. Alroy]
10285% 29740J. A. Baskin. 1982. Tertiary Procyoninae (Mammalia: Carnivora) of North America. Journal of Vertebrate Paleontology 2(1):71-93 [J. Alroy/J. Alroy/J. Alroy]
6222 C. Frick. 1937. Horned ruminants of North America. Bulletin of the American Museum of Natural History 69:1-669 [J. Alroy/J. Alroy/M. Uhen]
1919 S. E. Hirschfeld and S. D. Webb. 1968. Plio-Pleistocene Megalonychid Sloths of North America. Bulletin of the Florida State Museum 12(5) [J. Alroy/J. Alroy/J. Ju]
1976 R. M. Hunt, Jr. 1998. Ursidae. In C. M. Janis, K. M. Scott, and L. L. Jacobs (eds.), Evolution of Tertiary Mammals of North America 1:174-195 [J. Alroy/J. Alroy/M. Uhen]
2491 S. R. May and C. A. Repenning. 1982. New Evidence for the Age of the Mount Eden Fauna, Southern California. Journal of Vertebrate Paleontology 2(1):109-113 [J. Alroy/J. Alroy/J. Marcot]
25985% 37420W. E. Miller and T. Downs. 1974. A Hemphillian local fauna containing a new genus of antilocaprid from southern California. Contributions in Science, Natural History Museum of Los Angeles County 258:1-36 [J. Alroy/J. Alroy/J. Head]
6218 D. R. Prothero. 1998. Rhinocerotidae. In C. M. Janis, K. M. Scott, and L. L. Jacobs (eds.), Evolution of Tertiary mammals of North America 595-605 [J. Alroy/J. Alroy/J. Alroy]
3238 R. A. Stirton and H. F. Goeriz. 1942. Fossil Vertebrates From the Superjacent Deposits Near Knights Ferry, California. University of California Publications, Bulletin of the Department of Geological Sciences 26(5):447-472 [J. Alroy/J. Alroy/J. Marcot]
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]