USGS Loc. 14291 - Millry [Chickasawhay Lmst]: Late/Upper Oligocene, Alabama
collected by Mansfield
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Gastropoda
- Turritellidae
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Turritella cf. gatunensis
Conrad 1857
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Mansfield 1940 | |||||||||
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Bivalvia
- Ostreida
- Ostreidae
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Ostrea vicksburgensis
Conrad 1848
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Mansfield 1940 | |||||||||
| recombined as Lopha (Lopha) vicksburgensis | ||||||||||
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Bivalvia
- Pectinida
- Pectinidae
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Chlamys (Plagioctenium) mcguirti
Mansfield 1940
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Mansfield 1940 | |||||||||
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Bivalvia
- Cardiida
- Cardiidae
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Nemocardium diversum
(Conrad 1848)
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Mansfield 1940 | |||||||||
| recombined as Nemocardium (Nemocardium) diversum | ||||||||||
| subspecies waynense | ||||||||||
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Echinoidea
- Echinolampadoida
- Echinolampadidae
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Echinolampas aldrichi
Clark and Twitchell 1915
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| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Alabama | County: | Washington |
| Coordinates: | 31.6° North, 88.3° West (view map) | ||||
| Paleocoordinates: | 32.0° North, 83.0° West | ||||
| Basis of coordinate: | based on nearby landmark |
Time
| Period: | Paleogene | Epoch: | Oligocene |
| Stage: | Chattian | 10 m.y. bin: | Cenozoic 4 |
| Key time interval: | Late/Upper Oligocene | ||
| Age range of interval: | 27.82000 - 23.03000 m.y. ago |
Stratigraphy
| Formation: | Chickasawhay |
Lithology and environment
| Primary lithology: | poorly lithified "limestone" |
| Environment: | marine 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 |
| Collectors: | Mansfield |
| Collection method comments: COLLECTOR: W.C Mansfield. REPOSITORY: USNM. | |
| 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: | 155959 | ||
| Authorizer: | A. Hendy, M. Uhen | Enterer: | A. Hendy, M. Uhen |
| Modifier: | A. Hendy | Research group: | marine invertebrate |
| Created: | 2014-05-04 21:30:23 | Last modified: | 2014-05-04 21:50:29 |
| Access level: | the public | Released: | 2014-05-04 21:30:23 |
| Creative Commons license: | CC BY |
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] |
Secondary references:
| 70434 | W. C. Mansfield. 1940. Mollusks of the Chickasawhay Marl. Journal of Paleontology 14(3):171-226 [M. Uhen/M. Uhen] |