UCM locality 92177: Tiffanian, Colorado

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia - Macroscelidea - Apheliscidae
Litomylus ishami Gazin 1956
Burger 2013
Phenacodaptes sabulosus Jepsen 1930
Burger 2013
Haplaletes serior Gazin 1956
Burger 2013
recombined as Utemylus serior
Haplomylus simpsoni Rose 1981
Burger 2013
Mammalia - Acreodi - Mesonychidae
cf. Sinonyx sp. Zhou et al. 1995
Burger 2013
Mammalia - Phenacodontidae
Ectocion medituber
Burger 2013
Phenacodus magnus Thewissen 1990
Burger 2013
Phenacodus grangeri Simpson 1935
Burger 2013
Mammalia - Procreodi - Arctocyonidae
Arctocyonides mumak Van Valen 1978
Burger 2013
synonym of Arctocyon acrogenius
Thryptacodon australis Simpson 1935
Burger 2013
Mammalia - Viverravidae
Protictis cf. schaffi Gingerich and Winkler 1985
Burger 2013
recombined as Viverravus schaffi
Protictis proteus
Burger 2013
Mammalia - Metacheiromyidae
Propalaeanodon sp. Rose 1979
Burger 2013
Mammalia - Nyctitheriidae
Leptacodon tener Matthew and Granger 1921
Burger 2013
Mammalia - Primates - Picrodontidae
Zanycteris honeyi n. sp. Burger 2013
Burger 2013
UCM87378 - type (right maxilla with upper first and second molars)
Mammalia - Primates - Plesiadapidae
Plesiadapis fodinatus Jepsen 1930
Chiromyoides gigas n. sp. Burger and Honey 2008
Nannodectes gazini Gingerich 1975
Burger 2013
Mammalia - Primates - Carpolestidae
Carpodaptes cygneus (Russell 1967)
Burger 2013
Mammalia - Primates - Paromomyidae
Burger 2013
Ignacius frugivorus Matthew and Granger 1921
Burger 2013
Mammalia - Multituberculata - Neoplagiaulacidae
Ectypodus musculus Matthew and Granger 1921
Burger 2013
Mammalia - Multituberculata - Ptilodontidae
Ptilodus kummae Krause 1977
Burger 2013
Reptilia - Testudines - Kinosternoidea
Cardichelyon cf. rogerwoodi Hutchison 2013
Lichtig and Lucas 2015
see common names

Geography
Country:United States State/province:Colorado
Coordinates: 39.3° North, 108.2° West (view map)
Paleocoordinates:45.1° North, 89.4° West
Basis of coordinate:based on nearby landmark
Geographic resolution:small collection
Time
Period:Paleogene Epoch:Paleocene
10 m.y. bin:Cenozoic 1
Key time interval:Tiffanian
Age range of interval:60.90000 - 56.20000 m.y. ago
Stratigraphy
Formation:Fort Union Member:Atwell Gulch
Stratigraphic resolution:bed
Stratigraphy comments: 261 m below the upper contact of the Late Paleocene Fort Union Formation (Atwell Gulch Member), with the Early Eocene Wasatch Formation (Molina Member); Lichtig and Lucas (2015) report this site as Clarkforkian.
Lithology and environment
Primary lithology:brown,gray sandstone
Secondary lithology: claystone
Lithology description: light-grey to light-brown sandstones; olive, purple, dark-reddish-brown claystone; and mudstones that are highly variegated
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils,mesofossils
Collection methods and comments
Reason for describing collection:taxonomic analysis
Museum repositories:UCM
Metadata
Also known as:USGS loc. D-2001
Database number:174227
Authorizer:P. Mannion, P. Holroyd Enterer:P. Mannion, P. Holroyd
Modifier:J. Marcot Research group:vertebrate
Created:2015-11-05 11:22:16 Last modified:2023-10-10 14:00:35
Access level:the public Released:2015-11-05 11:22:16
Creative Commons license:CC BY
Reference information

Primary reference:
53350. B. J. Burger and J. G. Honey. 2008. Plesiadapidae (Mammalia, Primates) from the Late Paleocene Fort Union Formation of the Piceance Creek Basin, Colorado. Journal of Vertebrate Paleontology 28(3):816-825 [J. Marcot/J. Marcot/P. Mannion]

Secondary references:

56865 B. J. Burger. 2013. A new species of the archaic primate Zanycteris from the late Paleocene of western Colorado and the phylogenetic position of the family Picrodontidae. PeerJ 1:e191:1-11 [P. Mannion/P. Mannion]
58364 A. J. Lichtig and S. G. Lucas. 2015. Paleocene-Eocene turtles of the Piceance Creek Basin, Colorado. New Mexico Museum of Natural History and Science Bulletin 67:145-152 [P. Holroyd/P. Holroyd]