UCM locality 92179: Late Chadronian, Colorado
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia
- Leptomerycidae
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Leptomeryx sp.
Leidy 1853
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Worley-Georg and Eberle 2006 | |||||||||
Mammalia
- Protoceratidae
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Protoceratidae indet.
Marsh 1891
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Lloyd et al. 2008 | |||||||||
Pseudoprotoceras longinaris
Cook 1934
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Lloyd et al. 2008 | |||||||||
Mammalia
- Perissodactyla
- Equidae
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Mesohippus sp.
Marsh 1875
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Worley-Georg and Eberle 2006 | |||||||||
Mammalia
- Perissodactyla
- Brontotheriidae
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Megacerops sp.
Leidy 1870
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Worley-Georg and Eberle 2006 | |||||||||
Mammalia
- Talpidae
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Oreotalpa florissantensis n. gen., n. sp.
Lloyd and Eberle 2008
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(3 measurements) | ||||||||||
Mammalia
- Geolabididae
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Centetodon magnus
(Clark 1936)
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Worley-Georg and Eberle 2006 | |||||||||
Mammalia
- Soricidae
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Domnina cf. thompsoni
Simpson 1941
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Worley-Georg and Eberle 2006 | |||||||||
Mammalia
- Lagomorpha
- Leporidae
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Palaeolagus sp.
Leidy 1856
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Lloyd et al. 2008 | |||||||||
Megalagus brachydon
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Worley-Georg and Eberle 2006 | |||||||||
Mammalia
- Rodentia
- Aplodontidae
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Pelycomys sp.
Galbreath 1953
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Lloyd et al. 2008 | |||||||||
Pelycomys informal sp. A
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Worley-Georg and Eberle 2006 | |||||||||
Mammalia
- Rodentia
- Ischyromyidae
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Ischyromys (Ischyromys) cf. typus
Leidy 1856
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Worley-Georg and Eberle 2006 | |||||||||
Ischyromys (Titanotheriomys) cf. douglassi
Black 1968
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Worley-Georg and Eberle 2006 | |||||||||
Mammalia
- Rodentia
- Eutypomyidae
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Eutypomys parvus
Lambe 1908
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Worley-Georg and Eberle 2006 | |||||||||
Mammalia
- Rodentia
- Eomyidae
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Paradjidaumo trilophus
(Cope 1873)
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Lloyd et al. 2008 | |||||||||
Adjidaumo minimus
(Matthew 1903)
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Worley-Georg and Eberle 2006 | |||||||||
see common names |
Geography
Country: | United States | State/province: | Colorado | County: | Teller |
Coordinates: | 38.9° North, 105.3° West (view map) | ||||
Paleocoordinates: | 40.4° North, 97.0° West | ||||
Basis of coordinate: | stated in text | ||||
Geographic resolution: | small collection |
Time
Period: | Paleogene | Epoch: | Eocene |
Stage: | Priabonian | 10 m.y. bin: | Cenozoic 3 |
Key time interval: | Late Chadronian | ||
Age range of interval: | 37 - 33.9 m.y. ago |
Stratigraphy
Formation: | Florissant | ||||
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: "upper Eocene (Chadronian)" and in the "lower mudstone unit... at the 29-meter level" of Evanoff et al. 2001 |
Lithology and environment
Primary lithology: | mudstone |
Lithology description: "mudstone" | |
Environment: | "channel" |
Geology comments: unit "is interpreted as representing stream deposits" |
Taphonomy
Modes of preservation: | body |
Size of fossils: | mesofossils |
Collection methods and comments
Collection excludes: | some genera |
Collection methods: | bulk,sieve |
Reason for describing collection: | taxonomic analysis |
Museum repositories: | UCM |
Collection method comments: material was "recovered through dry-screening" and reposited at UCM in collections owned by the Florissant Fossil Beds National Monument
other mammals surely present but not discussed | |
Taxonomic list comments:possibly the same as the Florissant mammal bed (collection 16968) |
Metadata
Also known as: | Florissant | ||
Database number: | 85117 | ||
Authorizer: | J. Alroy, J. Marcot | Enterer: | J. Alroy, J. Marcot |
Modifier: | A. Delelli | Research group: | vertebrate |
Created: | 2008-11-29 12:21:20 | Last modified: | 2012-05-04 00:53:03 |
Access level: | the public | Released: | 2008-11-29 12:21:20 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
28620. | K. J. Lloyd and J. J. Eberle. 2008. A new talpid from the late Eocene of North America. Acta Palaeontologica Polonica 53(3):539-543 [J. Alroy/J. Alroy] |
Secondary references:
51443 | K. J. Lloyd, M. P. Worley-Georg, and J. J. Eberle. 2008. The Chadronian mammalian fauna of the Florissant Formation, Florissant Fossil Beds National Monument, Colorado. In H. W. Meyer, D. M. Smith (eds.), Paleontology of the Upper Eocene Florissant Formation, Colorado 435:117-126 [J. Marcot/J. Marcot] | |
51444 | M. P. Worley-Georg and J. J. Eberle. 2006. Additions to the Chadronian Mammalian Fauna, Florissant Formation, Florissant Fossil Beds National Monument, Colorado. Journal of Vertebrate Paleontology 26(3):685-696 [J. Marcot/J. Marcot] |