Raymondville VI (Site 3): Late/Upper Pleistocene, Texas
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia
- Testudines
- Testudinidae
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Gopherus hexagonatus
(Cope 1893)
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original and current combination Testudo hexagonata | |||||||
see common names |
Geography
Country: | United States | State/province: | Texas | County: | Willacy |
Coordinates: | 26.4° North, 97.6° West (view map) | ||||
Paleocoordinates: | 26.4° North, 97.6° West | ||||
Basis of coordinate: | estimated from map |
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: | 48.8 ± 3.1 Ka (other) |
Stratigraphy
Formation: | Beaumont | ||||
Local section: | Raymondville VI | Local bed: | 2 m | ||
Local order: | top to bottom | ||||
Stratigraphy comments: Date based on OSL analysis |
Lithology and environment
Primary lithology: | silty claystone |
Includes fossils? | Y |
Lithology description: silty claystone loam | |
Environment: | "floodplain" |
Glacial or sequence phase: | interglacial |
Geology comments: The silt-dominated sediments from which the Pleistocene fauna was collected suggest a floodplain environment that experienced regular flooding as a result of the wetter climate. |
Taphonomy
Modes of preservation: | body,trace |
Size of fossils: | macrofossils |
Collection methods and comments
Collection excludes: | some macrofossils |
Collection methods: | surface (in situ),field collection,observed (not collected) |
Reason for describing collection: | taxonomic analysis |
Museum repositories: | TMM |
Metadata
Database number: | 196665 | ||
Authorizer: | E. Vlachos | Enterer: | E. Vlachos |
Created: | 2018-09-27 07:36:36 | Last modified: | 2018-09-27 07:36:36 |
Access level: | the public | Released: | 2018-09-27 07:36:36 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
66907. | R. G. De La Garza, J. L. Gonzalez, and Z. Shen. 2018. Luminescence chronology of a Mass Grave of Giant Gopher Tortoises (Gopherus hexagonatus), Willacy County, TX. Bulletin of the South Texas Geological Society 20-33 [E. Vlachos/E. Vlachos] |