Mount Pleasant, Mollusk Zone 6: Zanclean, Virginia
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Gastropoda
- Turritellidae
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Turritella pilsbryi
Gardner 1928
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Gastropoda
- Neogastropoda
- Muricidae
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Ecphora quadricostata
(Conrad 1830)
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Bivalvia
- Ostreida
- Ostreidae
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Ostrea compressirostra
Say 1824
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| subspecies compressirostra | ||||||||||
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Bivalvia
- Pectinida
- Pectinidae
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Chesapecten jeffersonius
(Say 1824)
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Placopecten clintonius
(Say 1824)
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Bivalvia
- Arcida
- Glycymerididae
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Costaglycymeris subovata
(Say 1824)
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Bivalvia
- Lucinida
- Lucinidae
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Stewartia anodonta
(Say 1824)
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Bivalvia
- Pholadida
- Teredinidae
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Kuphus fistula
(Lea 1843)
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Bivalvia
- Cardiida
- Glossidae
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Glossus fraterna
(Say 1824)
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Bivalvia
- Cardiida
- Veneridae
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Mercenaria inflata
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Bivalvia
- Hiatellida
- Hiatellidae
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Panopea reflexa
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Bivalvia
- Carditida
- Crassatellidae
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Marvacrassatella cyclopterus
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Bivalvia
- Carditida
- Carditidae
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Cyclocardia granulata
(Say 1824)
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Bivalvia
- Carditida
- Astartidae
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Astarte vaginulata
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Astarte deltoidea
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| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Virginia | County: | Surry |
| Coordinates: | 37.2° North, 76.8° West (view map) | ||||
| Paleocoordinates: | 37.3° North, 75.9° West | ||||
| Basis of coordinate: | estimated from map |
Time
| Period: | Neogene | Epoch: | Pliocene |
| Stage: | Zanclean | 10 m.y. bin: | Cenozoic 6 |
| Key time interval: | Zanclean | ||
| Age range of interval: | 5.33300 - 3.60000 m.y. ago |
Stratigraphy
| Geological group: | Chesapeake | Formation: | Yorktown | Member: | Sunken Meadow |
| Stratigraphy comments: Mollusk Zone 6 | |||||
Lithology and environment
| Primary lithology: | very fine,glauconitic,phosphatic,gray,yellow sandstone |
| Includes fossils? | Y |
| Lithology description: sand; very fine, well-sorted, grayish yellow, with sand-sized phosphate and glauconite, very shelly. Bedding obscured by large number of large bivalves, principally Chesapecten. Bone and phosphate along lower contact. | |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
Collection methods and comments
| Reason for describing collection: | general faunal/floral analysis |
Metadata
| Database number: | 71624 | ||
| Authorizer: | M. Uhen | Enterer: | M. Uhen | Research group: | vertebrate |
| Created: | 2007-05-02 06:43:23 | Last modified: | 2007-05-02 09:43:23 |
| Access level: | the public | Released: | 2007-05-02 06:43:22 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 16985. | L. W. Ward. 1992. Molluscan biostratigraphy of the Miocene Middle Atlantic Coastal Plain of North America. Virginia Museum of Natural History 2 [A. Miller/A. Hendy] |