Locality 411 (Plum Point Marl, Calvert Fm): Burdigalian - Langhian, Maryland
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Thecostraca
- Balanomorpha
- Balanidae
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? Paraconcavus sp.
Zullo 1992
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Paraconcavus rooseveltensis
Kline 1997
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| see common names | |||||||
Geography
| Country: | United States | State/province: | Maryland | County: | St Marys |
| Coordinates: | 38.6° North, 76.5° West (view map) | ||||
| Paleocoordinates: | 38.9° North, 72.8° West | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Geographic resolution: | outcrop |
Time
| Period: | Neogene | Epoch: | Miocene |
| 10 m.y. bin: | Cenozoic 5 | ||
| Key time interval: | Burdigalian - Langhian | ||
| Age range of interval: | 20.44000 - 13.82000 m.y. ago |
Stratigraphy
| Geological group: | Chesapeake | Formation: | Calvert | Member: | Plum Point |
| Regional section: | Shattuck | Regional bed: | 4-13 | ||
| Regional order: | bottom to top | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: Camp Roosevelt; Middle Miocene (Langhian), Plum Point Marl, Calvert Formation, Zones 4-13 (corresponds to beds A–C). | |||||
Lithology and environment
| Primary lithology: | siltstone |
| Secondary lithology: | sandstone |
| Includes fossils? | Y |
| Includes fossils? | Y |
| Lithology description: Siltstone, sandstone and clay | |
| Environment: | marginal marine indet. |
| Geology comments: Restricted marine environment. | |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | selective quarrying,field collection |
| Reason for describing collection: | taxonomic analysis |
| Collection method comments: Collected from bulk samples and individuals specimens. | |
| Taxonomic list comments:Exhaustive for Cirripdia. Not complete with respect to molluscan fauna. Type material is reposited in USNM, ANSP, and University of North Carolina, Wilmington. | |
Metadata
| Also known as: | Camp Roosevelt | ||
| Database number: | 51718 | ||
| Authorizer: | A. Hendy | Enterer: | A. Hendy |
| Modifier: | G. Varnham | Research group: | marine invertebrate |
| Created: | 2005-06-14 11:45:16 | Last modified: | 2022-03-03 04:14:03 |
| Access level: | the public | Released: | 2005-06-14 11:45:16 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 13777. | 1% 2380 | D. B. Kline. 1997. Systematics and biostratigraphy of Miocene Cirripedia of the Chesapeake Group; Maryland, North Carolina, and Virginia. Unpublished Masters thesis, University of North Carolina, Wilmington [A. Miller/A. Hendy/A. Hendy] |