Upper Lebo Loc. 25: Torrejonian, Montana
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia
- Multituberculata
- Eucosmodontidae
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Eucosmodon sparsus n. sp.
Simpson 1937
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= Stygimys jepseni
Simpson 1935
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Alroy 2002 | |||||||||
Mammalia
- Phenacodontidae
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Tetraclaenodon symbolicus
Gidley 1935
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= Tetraclaenodon puercensis
Cope 1881
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Alroy 2002 | |||||||||
according to Thewissen 1990 this includes both T. puercensis and "T. septentrionalis" | ||||||||||
Mammalia
- Procreodi
- Arctocyonidae
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Deuterogonodon montanus n. sp.
Gidley 1935
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Metachriacus provocator
Simpson 1935
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= Chriacus baldwini
Cope 1882
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Alroy 2002 | |||||||||
Mammalia
- Periptychidae
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Anisonchus sectorius
(Cope 1881)
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Mammalia
- Pantolestidae
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Pantomimus leari n. gen., n. sp.
Van Valen 1967
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Van Valen 1967 | |||||||||
AMNH 35300 - holotype (left maxilla) | ||||||||||
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: | 1330 ft |
Local order: | bottom to top |
Lithology and environment
Environment: | terrestrial indet. |
Taphonomy
Modes of preservation: | body |
Collection methods and comments
Collection size: | 26 specimens |
Metadata
Database number: | 14918 | ||
Authorizer: | J. Alroy, P. Mannion | Enterer: | J. Alroy, P. Mannion | 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] | |
44033 | L. Van Valen. 1967. New Paleocene insectivores and insectivore classification. Bulletin of the American Museum of Natural History 135(5):217-284 [P. Mannion/P. Mannion] |