Ahren's Prospect: Early/Lower Hemingfordian, Nebraska
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Mammalia
- Carnivora
- Canidae
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Metatomarctus canavus
(Simpson 1932)
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Tomarctus optatus
Matthew 1924
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Galusha 1975 | |||||||||
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= Protomarctus cf. optatus
Matthew 1924
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Alroy 2002 | |||||||||
| coordinates not given; probably OK based on Wang et al. 1999 | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Nebraska | County: | Dawes |
| Coordinates: | 42.8° North, 103.1° West (view map) | ||||
| Paleocoordinates: | 43.5° North, 99.2° West | ||||
| Basis of coordinate: | based on political unit |
Time
| Period: | Neogene | Epoch: | Miocene |
| Stage: | Burdigalian | 10 m.y. bin: | Cenozoic 5 |
| *Period: | Tertiary | ||
| Key time interval: | Early/Lower Hemingfordian | ||
| Age range of interval: | 18.50000 - 16.30000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Runningwater | ||
| Local section: | PineR | Local bed: | 16 |
| Local order: | bottom to top |
Lithology and environment
| Primary lithology: | not reported |
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection excludes: | some genera |
| Reason for describing collection: | taxonomic analysis |
| Taxonomic list comments:may be the same as Elder Ranch, North Branch of Cottonwood Creek, and/or Oreolagus nebrascensis type locality (see); coordinates not given | |
Metadata
| Also known as: | Ahren Prospect | ||
| Database number: | 17864 | ||
| Authorizer: | J. Alroy | Enterer: | J. Alroy |
| Modifier: | G. Varnham | Research group: | vertebrate |
| Created: | 2002-05-15 00:00:00 | Last modified: | 2022-05-04 04:45:31 |
| Access level: | the public | Released: | 2002-05-15 00:00:00 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 3558. | X. Wang, R. H. Tedford, and B. E. Taylor. 1999. Phylogenetic systematics of the Borophaginae (Carnivora: Canidae). Bulletin of the American Museum of Natural History 243:1-392 [J. Alroy/J. Alroy/J. Alroy] |
Secondary references:
| 6294 | J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari] | |
| 1583 | T. Galusha. 1975. Stratigraphy of the Box Butte Formation, Nebraska. Bulletin of the American Museum of Natural History 156(1) [J. Alroy/J. Alroy/J. Ju] |