Little Muddy I (UM BB-114): Wasatchian, Wyoming

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia
Allognathosuchus sp. Mook 1921
Zonneveld et al. 2000
"Crocodylus" affinis Marsh 1871
Zonneveld et al. 2000
nomen dubium belonging to Crocodylus
Reptilia - Anguidae
Xestops cf. vagans (Marsh 1872)
Zonneveld et al. 2000
original and current combination Oreosaurus vagans
Mammalia - Condylarthra - Hyopsodontidae
Hyopsodus wortmani Osborn 1902
Mammalia - Perissodactyla - Palaeotheriidae
Hyracotherium vasacciense (Cope 1872)
Mammalia - Perissodactyla - Brontotheriidae
Lambdotherium popoagicum Cope 1880
Mammalia - Phenacodontidae
Meniscotherium chamense Cope 1874
(3 measurements)
Mammalia - Rodentia - Ischyromyidae
Paramys cf. copei Loomis 1907
(1 measurement)
Mammalia - Primates - Notharctidae
Notharctus nunienus (Cope 1881)
    = Cantius nunienus Cope 1881
Zonneveld et al. 2000
"C. frugivorus"
Mammalia - Primates - Microsyopidae
Microsyops cf. scottianus Cope 1881
unclassified
Baptemys cf. wyomingensis (Leidy 1870)
Zonneveld et al. 2000
original and current combination Emys wyomingensis
see common names

Geography
Country:United States State/province:Wyoming County:Lincoln
Coordinates: 41.8° North, 110.7° West (view map)
Paleocoordinates:46.9° North, 94.4° 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
Key time interval:Wasatchian
Age range of interval:54.90000 - 50.50000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Wasatch
Local section:WGRB Local bed:1
Local order:bottom to top
Lithology and environment
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Collection methods and comments
Taxonomic list comments:see map of Zonneveld et al. 2000, who repeat the list
Metadata
Database number:15665
Authorizer:J. Alroy Enterer:J. Alroy
Research group:vertebrate
Created:2002-05-15 00:00:00 Last modified:2002-06-03 03:27:40
Access level:the public Released:2002-05-15 00:00:00
Creative Commons license:CC BY
Reference information

Primary reference:
1248. W. C. Clyde, J.-P. Zonneveld, J. Stamatakos, G. F. Gunnell, and W. S. Bartels. 1997. Magnetostratigraphy across the Wasatchian-Bridgerian boundary (early to middle Eocene) in the western Green River Basin, Wyoming. Journal of Geology 105:657-669 [J. Alroy/J. Alroy/J. Alroy]

Secondary references:

3806 J.-P. Zonneveld, G. F. Gunnell, and W. S. Bartels. 2000. Early Eocene fossil vertebrates from the southwestern Green River Basin, Lincoln and Uinta counties, Wyoming. Journal of Vertebrate Paleontology 20(2):369-386 [J. Alroy/J. Alroy/J. Alroy]