North Branch of Cottonwood Creek: Early/Lower Hemingfordian, Nebraska
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Mammalia
- Erinaceidae
|
||||||||||
|
Brachyerix macrotis
Matthew 1933
|
||||||||||
| (2 measurements) | ||||||||||
|
= Brachyerix richi n. sp.
Martin and Lim 2004
|
Martin and Lim 2004 | |||||||||
| 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 Ahren's Prospect, Elder Ranch, and/or Oreolagus nebrascensis type locality (see) | |
Metadata
| Database number: | 17974 | ||
| Authorizer: | J. Alroy | Enterer: | J. Alroy |
| Modifier: | G. Varnham | Research group: | vertebrate |
| Created: | 1995-03-26 00:00:00 | Last modified: | 2022-05-04 05:00:03 |
| Access level: | the public | Released: | 1995-03-26 00:00:00 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 2897. | T. H. V. Rich. 1981. Origin and History of the Erinaceinae and Brachyericinae (Mammalia, Insectivora) in North America. Bulletin of the American Museum of Natural History 171(1):1-116 [J. Alroy/J. Alroy/P. Mannion] |
Secondary references:
| 31437 | L. D. Martin and J.-D. Lim. 2004. New insectivores from the Early Miocene of Nebraska, USA and the Hemingfordian faunal exchange. Mammalian Biology 69(3):202-209 [J. Alroy/J. Alroy] |