Esther Canyon: Hemingfordian, Nebraska
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Mammalia
- Antilocapridae
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Merycodontinae indet.
(Matthew 1904)
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Mammalia
- Palaeomerycidae
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Sinclairomeryx cf. tedi
Frick 1937
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Mammalia
- Carnivora
- Canidae
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Tomarctus optatus
Matthew 1924
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= Protomarctus cf. optatus
Matthew 1924
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Alroy 2002 | |||||||||
| 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: | Hemingfordian | ||
| Age range of interval: | 18.5 - 16.3 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Box Butte | Member: | Red Valley |
| Local section: | PineR | Local bed: | 17 |
| Local order: | bottom to top |
Lithology and environment
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | body |
Collection methods and comments
| Taxonomic list comments:sec 10 T30N R48W does not include either a specimen of Merychyus from the same coordinate from "beds that underlie the main body" of the mbr. or a specimen of "Parahippus cf. vellicans" from the mbr. but from 1 mile due west of this locality |
Metadata
| Database number: | 17907 | ||
| Authorizer: | J. Alroy | Enterer: | J. Alroy | Research group: | vertebrate |
| Created: | 1995-03-26 00:00:00 | Last modified: | 2002-06-03 03:27:42 |
| Access level: | the public | Released: | 1995-03-26 00:00:00 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 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] |
Secondary references:
| 6294 | J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari] |