Bull Draw: Irvingtonian, Texas
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Mammalia
- Mylodontidae
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? Mylodontidae indet.
Ameghino 1889
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Mammalia
- Rodentia
- Cricetidae
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Reithrodontomys moorei
(Hibbard 1944)
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Neotoma sp.
Say and Ord 1825
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Microtus paroperarius
Hibbard 1944
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Microtus llanensis
Hibbard 1944
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= Pedomys llanensis
Hibbard 1944
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Alroy 2002 | ||||||
| original and current combination Microtus llanensis | |||||||
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Microtus meadensis
(Hibbard 1944)
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= Terricola meadensis
Hibbard 1944
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Alroy 2002 | ||||||
| recombined as Microtus meadensis | |||||||
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Ondatra annectens
(Brown 1908)
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Peromyscus cragini
Hibbard 1944
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Mictomys meltoni
(Paulson 1961)
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Mammalia
- Rodentia
- Sciuridae
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Cynomys cf. ludovicianus
(Ord 1815)
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Spermophilus cf. tridecemlineatus
(Mitchell 1821)
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Spermophilus cf. elegans
Kennicott 1863
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| recombined as Urocitellus elegans | |||||||
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Mammalia
- Rodentia
- Geomyidae
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Geomys tobinensis
(Hibbard 1944)
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Thomomys cf. talpoides
(Richardson 1828)
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Mammalia
- Rodentia
- Heteromyidae
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Dipodomys sp.
Gray 1841
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Chaetodipus cf. hispidus
(Baird 1858)
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Mammalia
- Carnivora
- Canidae
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Canidae indet.
Fischer de Waldheim 1817
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Mammalia
- Perissodactyla
- Equidae
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Equus cf. conversidens
Owen 1869
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Mammalia
- Camelidae
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Camelops sp.
Leidy 1854
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Mammalia
- Tayassuidae
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Platygonus vetus
Leidy 1882
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Mammalia
- Soricidae
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Sorex lacustris
(Hibbard 1944)
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Sorex (Neosorex) megapalustris
Paulson 1961
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Sorex cudahyensis
Hibbard 1944
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Sorex cinereus
Kerr 1792
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Mammalia
- Proboscidea
- Elephantidae
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Mammuthus cf. imperator
(Leidy 1858)
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| synonym of Mammuthus columbi | |||||||
| see common names | |||||||
Geography
| Country: | United States | State/province: | Texas | County: | Randall |
| Coordinates: | 35.0° North, 101.9° West (view map) | ||||
| Paleocoordinates: | 35.0° North, 101.7° West | ||||
| Basis of coordinate: | based on political unit |
Time
| Period: | Quaternary | Epoch: | Pleistocene |
| 10 m.y. bin: | Cenozoic 6 | ||
| Key time interval: | Irvingtonian | ||
| Age range of interval: | 1.40000 - 0.21000 m.y. ago |
Stratigraphy
Lithology and environment
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | body |
Collection methods and comments
| Taxonomic list comments:immediately underlies Lava Creek B volcanic ash (see Rock Creek) |
Metadata
| Database number: | 20163 | ||
| Authorizer: | J. Alroy | Enterer: | J. Alroy | Research group: | vertebrate |
| Created: | 1993-09-27 00:00:00 | Last modified: | 2002-06-03 03:27:44 |
| Access level: | the public | Released: | 1993-09-27 00:00:00 |
| Creative Commons license: | CC BY |