Huerfano IV: Wasatchian, Colorado
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Mammalia
- Condylarthra
- Hyopsodontidae
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Hyopsodus walcottianus
Matthew 1915
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| OK according to Redline 1997 | ||||||||||
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Mammalia
- Viverravidae
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Viverravus gracilis
Marsh 1872
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Mammalia
- Perissodactyla
- Equidae
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Hyracotherium vasacciense
(Cope 1872)
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= Protorohippus venticolus
Cope 1881
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Alroy 2002 | |||||||||
| recombined as Protorohippus venticolum | ||||||||||
| "Hyracotherium vasacciense venticolum": | ||||||||||
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Mammalia
- Perissodactyla
- Brontotheriidae
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Lambdotherium popoagicum
Cope 1880
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Mammalia
- Perissodactyla
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? Heptodon sp.
Cope 1882
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Mammalia
- Diacodexeidae
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Bunophorus macropternus
(Cope 1882)
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= Bunophorus sinclairi
Guthrie 1966
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Stucky and Krishtalka 1990 | |||||||||
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Mammalia
- Primates
- Microsyopidae
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Cynodontomys scottianus
(Cope 1881)
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| original and current combination Microsyops scottianus | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Colorado | County: | Huerfano |
| Coordinates: | 37.8° North, 105.1° West (view map) | ||||
| Paleocoordinates: | 42.2° North, 89.4° West | ||||
| Basis of coordinate: | based on political unit | ||||
| Geographic resolution: | small collection |
Time
| Period: | Paleogene | Epoch: | Eocene |
| Stage: | Ypresian | 10 m.y. bin: | Cenozoic 2 |
| *Period: | Tertiary | ||
| Key time interval: | Wasatchian | ||
| Age range of interval: | 54.90000 - 50.50000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
Lithology and environment
| Primary lithology: | brown,gray mudstone |
| Lithology description: "The best collecting is from gray-brown mudstone that crops out in the NE part of the arroyo. The bed lacks concretions and has a "soft" texture. The bone from this locality is broken but often has an almost "recent" appearance and color." | |
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils,mesofossils |
Collection methods and comments
| Reason for describing collection: | general faunal/floral analysis |
| Taxonomic list comments:Lostcabinian Coryphodon "molestus" Lucas and Schoch 1987: "C. sp."; from "1/4 mi NW of other specimens" | |
Metadata
| Also known as: | small arroyo north of Colorado Highway 69; two miles east of Gardner Butte | ||
| Database number: | 15649 | ||
| Authorizer: | J. Alroy | Enterer: | J. Alroy |
| Modifier: | T. Cleary | Research group: | vertebrate |
| Created: | 1993-02-18 00:00:00 | Last modified: | 2016-07-07 11:38:57 |
| Access level: | the public | Released: | 1993-02-18 00:00:00 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 2921. | P. Robinson. 1966. Fossil Mammalia of the Huerfano Formation, Eocene, of Colorado. Peabody Museum of Natural History Bulletin 21:1-95 [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] | |
| 3335 | R. K. Stucky and L. Krishtalka. 1990. Revision of the Wind River Faunas, Early Eocene of Central Wyoming. Part 10. Bunophorus (Mammalia, Artiodactyla). Annals of Carnegie Museum 59(2):149-171 [J. Alroy/J. Alroy/J. Marcot] |