Upper Lebo Loc. 51: Torrejonian, Montana
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Mammalia
- Multituberculata
- Eucosmodontidae
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Eucosmodon sparsus
Simpson 1937
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= Stygimys jepseni
Simpson 1935
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Alroy 2002 | ||||||
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Mammalia
- Multituberculata
- Ptilodontidae
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Ptilodus ? montanus
Douglass 1908
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Mammalia
- Condylarthra
- Hyopsodontidae
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Litaletes disjunctus
Simpson 1935
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Ellipsodon aquilonius
Simpson 1935
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= Promioclaenus acolytus
Cope 1882
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Alroy 2002 | ||||||
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Mammalia
- Viverravidae
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Didymictis cf. haydenianus
Cope 1882
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= Protictis (Protictis) sp.
Matthew 1937
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MacIntyre 1966 | ||||||
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Mammalia
- Phenacodontidae
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Tetraclaenodon cf. symbolicus
Gidley 1935
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= Tetraclaenodon cf. puercensis
Cope 1881
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Alroy 2002 | ||||||
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Mammalia
- Procreodi
- Arctocyonidae
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Mimotricentes angustidens
Simpson 1937
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= Mimotricentes subtrigonus
Cope 1881
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Alroy 2002 | ||||||
| recombined as Tricentes subtrigonus | |||||||
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Metachriacus provocator n. sp.
Simpson 1935
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= Chriacus baldwini
Cope 1882
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Alroy 2002 | ||||||
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Mammalia
- Periptychidae
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Anisonchus sectorius
(Cope 1881)
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| see common names | |||||||
Geography
| Country: | United States | State/province: | Montana | County: | Sweetgrass |
| Coordinates: | 45.8° North, 109.8° West (view map) | ||||
| Paleocoordinates: | 52.5° North, 86.9° West | ||||
| Basis of coordinate: | based on political unit |
Time
| Period: | Paleogene | Epoch: | Paleocene |
| 10 m.y. bin: | Cenozoic 1 | ||
| *Period: | Tertiary | ||
| Key time interval: | Torrejonian | ||
| Age range of interval: | 63.80000 - 60.90000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | "Fort Union" (= Lebo) | ||
| Local section: | Crazy | Local bed: | 1005 ft |
| Local order: | bottom to top |
Lithology and environment
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | body |
Collection methods and comments
| Collection size: | 19 specimens |
| Taxonomic list comments:very similar to Silberling Quarry list | |
Metadata
| Database number: | 14920 | ||
| Authorizer: | J. Alroy | Enterer: | J. Alroy | Research group: | vertebrate |
| Created: | 1993-02-18 00:00:00 | Last modified: | 2002-06-03 03:27:40 |
| Access level: | the public | Released: | 1993-02-18 00:00:00 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 3144. | G. G. Simpson. 1937. The Fort Union of the Crazy Mountain field, Montana and its mammalian faunas. Bulletin of the United States National Museum 169:1-287 [J. Alroy/J. Alroy/M. Carrano] |
Secondary references:
| 6294 | J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari] | |
| 2385 | G. T. MacIntyre. 1966. The Miacidae (Mammalia, Carnivora). Part 1, The systematics of Ictidopappus and Protictis. Bulletin of the American Museum of Natural History 131(2):115-210 [J. Alroy/J. Alroy/J. Marcot] |