Feltz Ranch: Hemphillian, Nebraska
collected by University of Kansas 1931
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Mammalia
- Proboscidea
- Gomphotheriidae
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Gomphotheriidae indet.
Hay 1922
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| probably the amebelodontine reported by Barbour and Hibbard 1941 | ||||||||||
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Mammalia
- Carnivora
- Procyonidae
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Bassariscus ogallalae n. sp.
Hibbard 1933
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| see Hibbard 1933b | ||||||||||
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Mammalia
- Carnivora
- Canidae
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Epicyon sp.
(Leidy 1858)
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Leite 1990 | |||||||||
| original and current combination Canis (Epicyon) | ||||||||||
| p. 22: replaces "Osteoborus or Aelurodon" of Hesse; no canids in Voorhies' list | ||||||||||
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Mammalia
- Carnivora
- Felidae
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Felidae indet.
Gray 1821
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| "Felis sp.?" of Hesse 1935b | ||||||||||
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Mammalia
- Perissodactyla
- Equidae
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Neohipparion eurystyle
(Cope 1893)
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= Neohipparion sp.
Gidley 1903
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Alroy 2002 | |||||||||
| too large to be eurystyle or trampasense, too primitive to be leptode or gidley; possibly a new species; JA pers. obs. 19.9.93 | ||||||||||
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Pliohippus nobilis
Osborn 1918
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= Equini indet.
Quinn 1955
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Alroy 2002 | |||||||||
| based on a single astragalus | ||||||||||
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Calippus sp.
(Matthew and Stirton 1930)
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Hesse 1935 | |||||||||
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= Equini indet.
Quinn 1955
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Alroy 2002 | |||||||||
| replaces ID of Hesse 1935b, Tedford et al. 1987, and Leite 1990; could be Protohippus or a large Calippus (Grammohippus), JA pers. obs. 19.9.93 | ||||||||||
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Mammalia
- Perissodactyla
- Rhinocerotidae
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Teleoceras fossiger
(Cope 1878)
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| presumably OK | ||||||||||
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Aphelops sp.
Owen 1845
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Mammalia
- Tayassuidae
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Prosthennops sp.
Matthew and Gidley 1904
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Hesse 1935 | |||||||||
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= Tayassuinae indet.
Palmer 1897
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Alroy 2002 | |||||||||
| "P. serus" of Hesse 1935b | ||||||||||
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Mammalia
- Camelidae
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Megatylopus sp.
(Matthew and Cook 1909)
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| original and current combination Pliauchenia (Megatylopus) | ||||||||||
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Mammalia
- Gelocidae
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Pseudoceras sp.
Frick 1937
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Mammalia
- Rodentia
- Mylagaulidae
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Mylagaulus sp.
Cope 1878
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Hesse 1935 | |||||||||
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= Mylagaulidae indet.
Cope 1881
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Alroy 2002 | |||||||||
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Mammalia
- Rodentia
- Cricetidae
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Paramicrotoscoptes hibbardi
Martin 1975
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Mammalia
- Rodentia
- Castoridae
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Dipoides sp.
Jaeger 1835
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Hesse 1935 | |||||||||
| confirmed unequivocally by Stirton 1935 | ||||||||||
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unclassified
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Lemoynea sp.
Brown 1980
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| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Nebraska | County: | Keith |
| Coordinates: | 41.1° North, 101.7° West (view map) | ||||
| Paleocoordinates: | 41.5° North, 100.0° West | ||||
| Basis of coordinate: | based on political unit |
Time
| Period: | Neogene | ||
| 10 m.y. bin: | Cenozoic 6 | ||
| *Period: | Tertiary | *Epoch: | Miocene |
| Key time interval: | Hemphillian | ||
| Age range of interval: | 9.40000 - 4.70000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Stratigraphy comments: overlies ash dated at 8.0 +/- 0.7 Ma FT on glass |
Lithology and environment
| Primary lithology: | not reported |
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | general faunal/floral analysis | ||
| Collectors: | University of Kansas | Collection dates: | 1931 |
| Taxonomic list comments:original reference: Hesse 1935b "Hypolagus sp." listed by Hesse, but there are no lagomorphs in Voorhies' list | |||
Metadata
| Also known as: | Feldt Ranch | ||
| Database number: | 18158 | ||
| Authorizer: | J. Alroy | Enterer: | J. Alroy |
| Modifier: | J. Alroy | Research group: | vertebrate |
| Created: | 1992-08-05 00:00:00 | Last modified: | 2009-12-18 12:33:15 |
| Access level: | the public | Released: | 1992-08-05 00:00:00 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 3510. | M. R. Voorhies. 1990. Vertebrate biostratigraphy of the Ogallala Group in Nebraska. In T. C. Gustavson (ed.), Geologic Framework and Regional Hydrology: Upper Cenozoic Blackwater Draw and Ogallala Formations, Great Plains 115-151 [J. Alroy/J. Alroy/J. Marcot] |
Secondary references:
| 6294 | J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari] | |
| 1830 | C. J. Hesse. 1935. A vertebrate fauna from the type locality of the Ogallala Formation. University of Kansas Science Bulletin 22(5):79-117 [J. Alroy/J. Alroy/J. Marcot] | |
| 2218 | M. B. Leite. 1990. Stratigraphy and mammalian paleontology of the Ash Hollow Formation (upper Miocene) on the north shore of Lake McConaughy, Keith County, Nebraska. Contributions to Geology, University of Wyoming 28(1):1-29 [J. Alroy/J. Alroy/J. Marcot] |