USGS Loc. 15109 - Lauderdale [Winona Fm]: Lutetian, Mississippi
collected by Gardner
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Echinoidea
- Clypeasteroida
- Protoscutellidae
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| see common names | |||||||
Geography
| Country: | United States | State/province: | Mississippi | County: | Clarke |
| Coordinates: | 32.5° North, 88.5° West (view map) | ||||
| Paleocoordinates: | 36.2° North, 68.5° West (Wright 2013) | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Geographic resolution: | outcrop |
Time
| Period: | Paleogene | Epoch: | Eocene |
| Stage: | Lutetian | 10 m.y. bin: | Cenozoic 2 |
| Key time interval: | Lutetian | ||
| Age range of interval: | 48.07 - 41.03 m.y. ago |
Stratigraphy
| Geological group: | Claiborne | Formation: | Winona | ||
| Stratigraphic resolution: | formation | ||||
| Stratigraphy comments: LITHOSTRATIGRAPHY: Winona Sand in text; other local collections are from the Winona Formation. AGE: Middle Eocene in text; assumed to be Lutetian on the basis of age of other local collections from same formation. STRATIGRAPHIC REPORTED: From unknown position in local section. | |||||
Lithology and environment
| Primary lithology: | sandstone |
| Environment: | coastal indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection excludes: | some macrofossils |
| Collection methods: | surface (float),surface (in situ),survey of museum collection |
| Reason for describing collection: | taxonomic analysis |
| Museum repositories: | USNM |
| Collectors: | Gardner |
| Collection method comments: COLLECTOR: J. Gardner. REPOSITORY: USNM (formerly USGS). | |
| Taxonomic list comments:COVERAGE: Limited to echinoidea, but molluscs are probably present. NOMENCLATURE: Authoritative publication with species-resolution identifications, but somewhat antiquated nomenclature. | |
Metadata
| Database number: | 155929 | ||
| Authorizer: | A. Hendy | Enterer: | A. Hendy | Research group: | marine invertebrate |
| Created: | 2014-05-04 14:24:21 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | group members | Released: | 2014-05-04 14:24:21 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 32912. | C. W. Cooke. 1959. Cenozoic echinoids of eastern United States. United States Geological Survey Professional Papers 321:1-106 [L. Villier/L. Villier/M. Hopkins] |