4 Points Hill (FMNH 68-41): Wasatchian, Colorado

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia - Condylarthra - Hyopsodontidae
Hyopsodus latidens Denison 1937
    = Hyopsodus sp. Leidy 1870
Alroy 2002
Mammalia - Phenacodontidae
Phenacodus primaevus (Cope 1873)
    = Phenacodus sp. Cope 1873
Alroy 2002
Mammalia - Perissodactyla - Palaeotheriidae
Hyracotherium sp. Owen 1841
"C" and "E"
Mammalia - Perissodactyla - Equidae
Xenicohippus grangeri Bown and Kihm 1981
Mammalia - Rodentia - Ischyromyidae
Reithroparamys debequensis Wood 1962
(1 measurement)
    = Notoparamys arctios n. sp. Korth 1984
Korth 1984
see common names

Geography
Country:United States State/province:Colorado County:Garfield
Coordinates: 39.7° North, 107.6° West (view map)
Paleocoordinates:44.5° North, 91.6° West
Basis of coordinate:based on political unit
Geographic resolution:small collection
Time
Period:Paleogene Epoch:Eocene
Stage:Ypresian 10 m.y. bin:Cenozoic 2
*Period:Tertiary *Local age/stage:Middle Wasatchian
Key time interval:Wasatchian
Age range of interval:54.90000 - 50.50000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:DeBeque
Local section:FourP Local bed:58 m
Local order:bottom to top
Stratigraphy comments: said to be middle Wasatchian
Lithology and environment
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Collection methods and comments
Museum repositories:FMNH
Metadata
Database number:15370
Authorizer:J. Alroy Enterer:J. Alroy
Research group:vertebrate
Created:1993-09-27 00:00:00 Last modified:2002-06-03 03:27:40
Access level:the public Released:1993-09-27 00:00:00
Creative Commons license:CC BY
Reference information

Primary reference:
2078. A. J. Kihm. 1984. Early Eocene Mammalian Fauna of the Piceance Creek Basin. Northwestern Colorado. [J. Alroy/J. Alroy/M. Uhen]

Secondary references:

6294 J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari]
2105 W. W. Korth. 1984. Earliest Tertiary evolution and radiation of rodents in North America. Bulletin of Carnegie Museum of Natural History 24:1-71 [J. Alroy/J. Alroy/J. Marcot]