McCormick: Late/Upper Pleistocene, Texas
collected by J. Mathews, J. T. Hughes 1965
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Ostracoda
- Podocopida
- Candonidae
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Candona cf. lactea
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Candona nyensis
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Ostracoda
- Podocopida
- Cyprididae
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Physocypria pustulosa
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Cypridopsis vidua
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Gastropoda
- Heterostropha
- Lymnaeidae
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Stagnicola bulimoides
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| "S. bulimoides techella" | ||||||||||
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Stagnicola exilis
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Stagnicola reflexa
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Fossaria dalli
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Fossaria obrussa
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Gastropoda
- Heterostropha
- Physidae
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Physa anatina
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Gastropoda
- Heterostropha
- Planorbidae
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Helisoma trivolvis
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Promenetus exacuous
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Gyraulus circumstriatus
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Gyraulus parvus
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Gastropoda
- Heterostropha
- Pupillidae
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Pupoides albilabris
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Gastropoda
- Heterostropha
- Valloniidae
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Vallonia gracilicosta
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Vallonia parvula
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Gastropoda
- Heterostropha
- Gastrocoptidae
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Gastrocopta armifera
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Gastrocopta cristata
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Gastrocopta pellucida
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| "G. pellucida hordeacella" | ||||||||||
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Gastrocopta procera
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Gastrocopta tappaniana
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Gastropoda
- Heterostropha
- Vertiginidae
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Vertigo ovata
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Gastropoda
- Heterostropha
- Succineidae
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Succinea sp.
Draparnaud 1801
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Gastropoda
- Heterostropha
- Zonitidae
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Hawaiia minuscula
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Gastropoda
- Heterostropha
- Helicodiscidae
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Helicodiscus parallelus
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Gastropoda
- Heterostropha
- Acteonidae
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Pupilla blandi
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| spelled with current rank as Pupa (Pupilla) | ||||||||||
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Bivalvia
- Cardiida
- Sphaeriidae
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Pisidium nitidum
Jenyns 1832
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Sphaerium striatinum
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Mammalia
- Bovidae
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Bison occidentalis
Lucas 1898
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| synonym of Bison antiquus | ||||||||||
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Actinopteri
- Centrarchiformes
- Centrarchidae
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Lepomis cf. cyanellus
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| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Texas | County: | Randall |
| Coordinates: | 35.1° North, 101.8° West (view map) | ||||
| Paleocoordinates: | 35.0° North, 101.8° West | ||||
| Basis of coordinate: | estimated from map | ||||
| Geographic resolution: | small collection |
Time
| Period: | Quaternary | Epoch: | Pleistocene |
| Stage: | Late/Upper Pleistocene | 10 m.y. bin: | Cenozoic 6 |
| Key time interval: | Late/Upper Pleistocene | ||
| Age range of interval: | 0.12900 - 0.01170 m.y. ago | ||
| Age estimate: | 10800 ± 835 YBP (14C) |
Stratigraphy
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: a "portion of the mollusks" closely associated with and even found inside the skull "yielded a date of 10,800 +/- 835 years B.P." | |||||
Lithology and environment
| Primary lithology: | gray,blue unlithified carbonaceous claystone |
| Lithology description: "blue-gray to black organic clay" also described simply as "blue-gray organic clay" | |
| Environment: | lacustrine - small |
| Glacial or sequence phase: | late glacial |
| Geology comments: "probably... a small lake deposit" | |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils,mesofossils |
| Temporal resolution: | snapshot |
| Spatial resolution: | autochthonous |
Collection methods and comments
| Collection methods: | selective quarrying,surface (in situ) | ||
| Reason for describing collection: | paleoecologic analysis | ||
| Collectors: | J. Mathews, J. T. Hughes | Collection dates: | 1965 |
| Collection method comments: Panhandle-Plains Historical Museum collection
"the skull was found buried upside down [and eroding out by Mathews]... about one foot above the level of the creek" and was excavated afterwards by Hughes | |||
Metadata
| Also known as: | P-180 | ||
| Database number: | 93554 | ||
| Authorizer: | J. Alroy | Enterer: | J. Alroy |
| Modifier: | J. Alroy | Research group: | vertebrate |
| Created: | 2010-01-23 22:04:48 | Last modified: | 2010-01-24 15:42:04 |
| Access level: | the public | Released: | 2010-01-23 22:04:48 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 31683. | G. E. Schultz and E. P. Cheatum. 1970. Bison occidentalis and associated invertebrates from the late Wisconsin of Randall County, Texas. Journal of Paleontology 44(5):836-850 [J. Alroy/J. Alroy] |