Anthill Quarry: Wasatchian, Colorado

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia - Rodentia - Ischyromyidae
Paramys sp. Leidy 1871
two forms "A" and "B"
Mammalia - Primates - Microsyopidae
Gunnell 1989
Gunnell 1985
Mammalia - Primates - Paromomyidae
Phenacolemur jepseni Simpson 1955
    = cf. Simpsonlemur jepseni Simpson 1955
Alroy 2002
Mammalia - Primates - Omomyidae
Alroy 2002
Mammalia - Primates - Notharctidae
"P. ralstoni" ref 1675
Mammalia - Phenacodontidae
Alroy 2002
Alroy 2002
Mammalia - Perissodactyla - Palaeotheriidae
    = Hyracotherium sp. Owen 1841
Alroy 2002
Mammalia - Perissodactyla - Equidae
Froehlich 2002
Mammalia - Procreodi - Arctocyonidae
Mammalia - Diacodexeidae
Krishtalka and Stucky 1985
Mammalia
probably OK, see Gingerich 1983a
Mammalia - Viverravidae
Mammalia - Condylarthra - Hyopsodontidae
Redline 1997
replaces ID of Gunnell 1989
Mammalia - Macroscelidea - Apheliscidae
Apheliscus sp. Cope 1875
Rose 1981
: "A. nitidus" of McKenna
Mammalia - Macroscelidea - Amphilemuridae
Alroy 2002
Mammalia - Coryphodontidae
Mammalia - Esthonychidae
Gunnell 1989
Mammalia - Apatemyidae
McKenna 1963
Mammalia - Leptictidae
Alroy 2002
see common names

Geography
Country:United States State/province:Colorado County:Moffat
Coordinates: 40.6° North, 108.1° West (view map)
Paleocoordinates:48.5° North, 81.7° West (Wright 2013)
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
Key time interval: Wasatchian
Age range of interval: 54.9 - 50.5 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Wasatch
Lithology and environment
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils,mesofossils
Collection methods and comments
Collection size:369 specimens
Museum repositories:UCMP
Metadata
Also known as:UCMP V-5346
Database number:15450
Authorizer:J. Alroy, J. Marcot Enterer:J. Alroy, J. Marcot
Modifier:J. Alroy Research group:vertebrate
Created:1993-09-27 00:00:00 Last modified:2025-02-22 15:12:02
Access level:the public Released:1993-09-27 00:00:00
Creative Commons license:CC0
Reference information

Primary reference:
2528. M. C. McKenna. 1960. Fossil Mammalia from the early Wasatchian Four Mile fauna, Eocene of northwest Colorado. University of California Publications in Geological Sciences 37(1):1-130 [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]
53105 D. J. Froehlich. 2002. Quo vadis Eohippus? The systematics and taxonomy of the early Eocene equids (Perissodactyla). Zoological Journal of the Linnean Society 134:141-256 [M. Carrano/M. Carrano/M. Carrano]
1675 P. D. Gingerich and E. L. Simons. 1977. Systematics, phylogeny, and evolution of early Eocene Adapidae (Mammalia, Primates) in North America. Contributions from the Museum of Paleontology, University of Michigan 24(22):245-279 [J. Alroy/J. Alroy/M. Uhen]
1728 G. F. Gunnell. 1985. Systematics of Early Eocene Microsyopinae (Mammalia, Primates) in the Clark's Fork Basin, Wyoming. Contributions from the Museum of Paleontology, University of Michigan 27(2):51-71 [J. Alroy/J. Alroy/M. Uhen]
1730 G. F. Gunnell. 1989. Evolutionary History of Microsyopoidea (Mammalia, ?Primates) and the Relationship Between Plesiadapiformes and Primates. University of Michigan Papers on Paleontology 27:1-157 [J. Alroy/J. Alroy/P. Mannion]
2183 L. Krishtalka and R. K. Stucky. 1985. Revision of the Eocene Wind River Faunas, Early Eocene of Central Wyoming. Part 7. Revision of Diacodexis (Mammalian, Artiodactyla). Annals of Carnegie Museum 54(14):413-486 [J. Alroy/J. Alroy/J. Marcot]
2530 M. C. McKenna. 1963. Primitive Paleocene and Eocene Apatemyidae (Mammalia, Insectivora) and the primate-insectivore boundary. American Museum Novitates 2160 [J. Alroy/J. Alroy/J. Ju]
6223 A. D. Redline. 1997. Revision of the Wind River faunas, early Eocene of central Wyoming. Part 13. Systematics and phylogenetic pattern of early Eocene Hyopsodus (Mammalia: Condylarthra). Annals of Carnegie Museum 66(1):1-81 [J. Alroy/J. Alroy/J. Alroy]
2953 K. D. Rose. 1981. The Clarkforkian Land-Mammal Age and Mammalian Faunal Composition Across the Paleocene-Eocene Boundary. University of Michigan Papers on Paleontology 26:1-197 [J. Alroy/J. Alroy/P. Mannion]