Jackrabbit Trail (Site 195): Blancan, California
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Mammalia
- Lagomorpha
- Leporidae
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Sylvilagus hibbardi
White 1984
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1 specimen | |||||||||
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Hypolagus edensis
Frick 1921
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Albright 1999 | 1 specimen | ||||||||
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Mammalia
- Rodentia
- Cricetidae
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Neotoma fossilis
Gidley 1922
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12 specimens | |||||||||
| (6 measurements) | ||||||||||
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Reithrodontomys sp.
Giglioli 1874
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Albright 1999 | 1 specimen | ||||||||
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Ophiomys sp.
Hibbard and Zakrzewski 1967
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4 specimens | |||||||||
| synonym of Mimomys | ||||||||||
| "Mimomys (Ophiomys) taylori-parvus" | ||||||||||
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Peromyscus hagermanensis
Hibbard 1962
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11 specimens | |||||||||
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Peromyscus maximus n. sp.
Albright 1999
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Albright 1999 | 2 specimens | ||||||||
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Sigmodon medius
Gidley 1922
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9 specimens | |||||||||
| synonym of Sigmodon minor | ||||||||||
| large-sized "S. minor" (4 measurements) | ||||||||||
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Mammalia
- Rodentia
- Geomyidae
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Thomomys gidleyi
Wilson 1933
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15 specimens | |||||||||
| (6 measurements) | ||||||||||
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Mammalia
- Rodentia
- Heteromyidae
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Perognathus sp.
Maximillian 1839
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1 specimen | |||||||||
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= Perognathinae indet.
Coues 1875
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Albright 1999 | |||||||||
| sp. C | ||||||||||
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Dipodomys sp.
Gray 1841
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Albright 1999 | 1 specimen | ||||||||
| sp. A | ||||||||||
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Mammalia
- Rodentia
- Erethizontidae
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Erethizon ? cascoensis
(White 1970)
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1 specimen | |||||||||
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Mammalia
- Perissodactyla
- Equidae
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Plesippus idahoensis
(Merriam 1918)
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2 specimens | |||||||||
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Mammalia
- Soricidae
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Sorex leahyi
Hibbard 1956
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2 specimens | |||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | California | County: | Riverside |
| Coordinates: | 33.9° North, 117.0° West (view map) | ||||
| Paleocoordinates: | 33.7° North, 116.0° West | ||||
| Basis of coordinate: | based on political unit |
Time
| 10 m.y. bin: | Cenozoic 6 | ||
| *Period: | Tertiary | *Epoch: | Pliocene |
| Key time interval: | Blancan | ||
| Age range of interval: | 4.70000 - 1.40000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | San Timoteo | Member: | Unit 4 |
| Local section: | JackR | Local bed: | 195 |
| Local order: | bottom to top |
Lithology and environment
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | body |
Collection methods and comments
| Collection size: | 62 specimens |
| Taxonomic list comments:replaces "Jackrabbit Trail" list of Hehn et al. 1996 there is no discussion of Frick's "San Timoteo" fauna, but it certainly is lower in the section than this locality generically identifiable NISP 62 | |
Metadata
| Database number: | 19737 | ||
| Authorizer: | J. Alroy | Enterer: | J. Alroy | Research group: | vertebrate |
| Created: | 2000-05-19 00:00:00 | Last modified: | 2002-06-03 03:27:44 |
| Access level: | the public | Released: | 2000-05-19 00:00:00 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 938. | L. B. Albright. 1999. Magnetostratigraphy and biochronology of the San Timoteo Badlands, southern California, with implications for local Pliocene–Pleistocene tectonic and depositional patterns. Geological Society America Bulletin 111(9):1265-1293 [J. Alroy/J. Alroy/J. Ju] |
Secondary references:
| 939 | L. B. Albright. 1999. Biostratigraphy and Vertebrate Paleontology of the San Timoteo Badlands, Southern California. University of California Publications in Geological Sciences 144:1-121 [J. Alroy/J. Alroy/M. Uhen] | |
| 6294 | J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari] |