McKeever Ranch, Harley's Point: Pu1, Montana
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Acipenseriformes
- Acipenseridae
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Acipenseridae indet.
Bonaparte 1831
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Wilson Mantilla et al. 2021 | |||||||||
Amphibia
- Temnospondyli
- Urodela
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Scapherpeton sp.
Cope 1876
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Wilson Mantilla et al. 2021 | |||||||||
Amphibia
- Temnospondyli
- Albanerpetontidae
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Albanerpeton sp.
Estes and Hoffstetter 1976
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Wilson Mantilla et al. 2021 | |||||||||
Mammalia
- Primates
- Purgatoriidae
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Purgatorius janisae
Van Valen 1994
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Wilson Mantilla et al. 2021 | |||||||||
UCMP 150018 and 192398 | ||||||||||
Purgatorius mckeeveri
Wilson Mantilla et al. 2021
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Wilson Mantilla et al. 2021 | |||||||||
UCMP 150021 | ||||||||||
Mammalia
- Procreodi
- Arctocyonidae
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Protungulatum donnae
Sloan and Van Valen 1965
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Wilson Mantilla et al. 2021 | |||||||||
Mimatuta minuial
Van Valen 1978
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(1 measurement) | ||||||||||
Mammalia
- Groeberida
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Thylacodon montanensis
Williamson et al. 2012
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Wilson Mantilla et al. 2021 | |||||||||
Reptilia
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Compsemys sp.
Leidy 1856
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Wilson Mantilla et al. 2021 | |||||||||
Reptilia
- Testudines
- Chelydridae
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Chelydridae indet.
(Swainson 1839)
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Wilson Mantilla et al. 2021 | |||||||||
Reptilia
- Testudines
- Trionychidae
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Trionychidae indet.
(Gray 1825)
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Wilson Mantilla et al. 2021 | |||||||||
Reptilia
- Chamopsiidae
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Chamopsiidae indet.
(Denton and O'Neill 1995)
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Wilson Mantilla et al. 2021 | |||||||||
Reptilia
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Crocodylia indet.
(Owen 1842)
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Wilson Mantilla et al. 2021 | |||||||||
Theropoda indet.
(Marsh 1881)
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Wilson Mantilla et al. 2021 | |||||||||
Tooth of a theropod dinosaur - presumably reworked | ||||||||||
Reptilia
- Champsosauridae
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Champsosauridae indet.
Cope 1876
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Wilson Mantilla et al. 2021 | |||||||||
Actinopteri
- Lepisosteiformes
- Lepisosteidae
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Lepisosteidae indet.
Cuvier 1825
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Wilson Mantilla et al. 2021 | |||||||||
Actinopteri
- Amiiformes
- Amiidae
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Amiidae indet.
Huxley 1861
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Wilson Mantilla et al. 2021 | |||||||||
Actinopteri
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Teleostei indet.
(Müller 1846)
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Wilson Mantilla et al. 2021 | |||||||||
see common names |
Geography
Country: | United States | State/province: | Montana | County: | Garfield |
Coordinates: | 47.6° North, 107.0° West (view map) | ||||
Paleocoordinates: | 53.9° North, 81.8° West | ||||
Basis of coordinate: | based on political unit | ||||
Geographic resolution: | small collection |
Time
Period: | Paleogene | Epoch: | Paleocene |
Stage: | Danian | 10 m.y. bin: | Cenozoic 1 |
*Period: | Tertiary | ||
Key time interval: | Pu1 | ||
Age range of interval: | 66.00000 - 63.30000 m.y. ago | ||
* legacy (obsolete) database fields |
Stratigraphy
Formation: | Fort Union | Member: | Tullock | ||
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: early Puercan (Pu1), lowermost Palaeocene Tullock Member, Fort Union Formation |
Lithology and environment
Primary lithology: | silty sandstone |
Includes fossils? | Y |
Environment: | fine channel fill |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils,mesofossils |
Collection methods and comments
Collection methods: | bulk,surface (float),sieve,field collection |
Reason for describing collection: | biostratigraphic analysis |
Museum repositories: | UCMP |
Taxonomic list comments:same paleomag as McKeever Ranch 1 |
Metadata
Also known as: | UCMP V-77087, V77087 | ||
Database number: | 14762 | ||
Authorizer: | J. Alroy, P. Mannion | Enterer: | J. Alroy, P. Mannion |
Modifier: | P. Mannion | Research group: | vertebrate |
Created: | 2002-05-15 00:00:00 | Last modified: | 2021-02-24 11:35:58 |
Access level: | the public | Released: | 2002-05-15 00:00:00 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
960. | J. D. Archibald. 1982. A study of Mammalia and geology across the Cretaceous-Tertiary boundary in Garfield County, Montana. University of California Publications in Geological Sciences 122:1-286 [J. Alroy/J. Alroy/M. Carrano] |
Secondary references:
75725 | G. P. Wilson Mantilla, S. G. B. Chester, W. A. Clemens, J. R. Moore, C. J. Sprain, B. T. Hovatter, W. S. Mitchell, W. W. Mans, R. Mundil and P. R. Renne. 2021. Earliest Palaeocene purgatoriids and the initial radiation of stem primates. Royal Society Open Science 8:210050:1-10 [P. Mannion/P. Mannion] |