PRI Loc. 1634 (sample 27, replicate B) [Mogarts Mbr, Yorktown Fm]: Late/Upper Pliocene, Virginia
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Lingulata
- Discinida
- Disciniidae
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Discinisca lugubris
(Conrad 1834)
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1 specimen | ||||||
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Scaphopoda
- Dentaliida
- Dentaliidae
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Dentalium attenuatum
Say 1824
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11 specimens | ||||||
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Gastropoda
- Turritellidae
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Turritella pilsbryi
Gardner 1928
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8 specimens | ||||||
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Gastropoda
- Neotaenioglossa
- Calyptraeidae
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Crepidula spinosa
Conrad 1843
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7 specimens | ||||||
| synonym of Bostrycapulus aculeatus | |||||||
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Bivalvia
- Pectinida
- Pectinidae
|
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Chesapecten jeffersonius
(Say 1824)
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7 specimens | ||||||
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Bivalvia
- Pectinida
- Anomiidae
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Anomia sp.
Linnaeus 1758
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2 specimens | ||||||
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Bivalvia
- Ostreida
- Ostreidae
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Conradostrea sculpturata
(Conrad 1840)
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8 specimens | ||||||
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Bivalvia
- Cardiida
- Cardiidae
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Chesacardium acutilaqueatum
(Conrad 1839)
|
3 specimens | ||||||
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Bivalvia
- Cardiida
- Psammobiidae
|
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Gari sp.
Schumacher 1817
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1 specimen | ||||||
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Bivalvia
- Cardiida
- Chamidae
|
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Chama congregata
Conrad 1833
|
2 specimens | ||||||
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Bivalvia
- Cardiida
- Veneridae
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Veneridae indet.
Rafinesque 1815
|
1 specimen | ||||||
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Bivalvia
- Cardiida
- Mactridae
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Mactridae indet.
Lamarck 1809
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1 specimen | ||||||
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Mulinia congregata
|
1 specimen | ||||||
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Bivalvia
- Cardiida
- Anatinellidae
|
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Raeta plicatella
(Lamarck 1818)
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1 specimen | ||||||
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Bivalvia
- Pholadida
- Corbulidae
|
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Corbula inaequalis
Say 1824
|
4 specimens | ||||||
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Bivalvia
- Hiatellida
- Hiatellidae
|
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Hiatella arctica
(Linnaeus 1767)
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2 specimens | ||||||
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Bivalvia
- Lucinida
- Lucinidae
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Stewartia anodonta
(Say 1824)
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4 specimens | ||||||
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Bivalvia
- Carditida
- Crassatellidae
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Marvacrassatella undulatus
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7 specimens | ||||||
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Marvacrassatella cyclopterus
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4 specimens | ||||||
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Bivalvia
- Carditida
- Carditidae
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Cyclocardia granulata
(Say 1824)
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68 specimens | ||||||
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Bivalvia
- Carditida
- Astartidae
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Astarte sp.
Sowerby 1816
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64 specimens | ||||||
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Thecostraca
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Cirripedia indet.
Rafinesque 1816
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| see common names | |||||||
Geography
| Country: | United States | State/province: | Virginia | County: | James City |
| Coordinates: | 37.2° North, 76.7° West (view map) | ||||
| Paleocoordinates: | 37.3° North, 76.0° West | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Geographic resolution: | small collection |
Time
| Period: | Neogene | Epoch: | Pliocene |
| Stage: | Piacenzian | 10 m.y. bin: | Cenozoic 6 |
| Key time interval: | Late/Upper Pliocene | ||
| Age range of interval: | 3.60000 - 2.58000 m.y. ago |
Stratigraphy
| Formation: | Yorktown | Member: | Morgarts Beach | ||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: STRATIGRAPHIC RELATIONS: From Morgarts Beach Mbr of the Yorktown Fm. AGE: Late Pliocene. STRATIGRAPHIC POSITION: "Gray layer in lower part of bank". | |||||
Lithology and environment
| Primary lithology: | shelly/skeletal poorly lithified silty sandstone |
| Includes fossils? | Y |
| Lithology description: SPECIFIC LITHOLOGY: Silty sandstone, shelly. LITHIFICATION: Poorly-lithified, based on observation of specimens. | |
| Environment: | coastal indet. |
| Geology comments: ENVIRONMENT: Shallow-marine, restricted/sheltered, fine-grained siliciclastic environment. | |
Taphonomy
| Modes of preservation: | body,original aragonite,original calcite |
| Size of fossils: | macrofossils |
| Preservation of anatomical detail: | good |
Collection methods and comments
| Collection methods: | bulk,sieve,field collection |
| Minimum sieve size: | 4.000 |
| Reason for describing collection: | paleoecologic analysis |
| Museum repositories: | PRI |
| Collection method comments: COLLECTOR: Unknown collector (possibly E.R. Smith). REPOSITORY: PRI, Ithaca. | |
| Taxonomic list comments:COVERAGE: Exhaustive for gastropoda, bivalvia and other macroinvertebrates. NOMENCLATURE: Lists, counts, and identifications compiled by A. Hendy, in reference to Glenn (1904), Martin (1904), Gardner (1947), Ward (1992), and Ward and Gillinsky (1993). | |
Metadata
| Database number: | 79246 | ||
| Authorizer: | A. Hendy | Enterer: | A. Hendy | Research group: | marine invertebrate |
| Created: | 2008-02-28 20:48:20 | Last modified: | 2013-11-25 13:37:23 |
| Access level: | authorizer only | Released: | 2009-02-28 20:48:20 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 19909. | A. J. W. Hendy, D. P. Buick, K. V. Bulinski, C. A. Ferguson, and A. I. Miller. 2008. Unpublished census data from Atlantic coastal plain and circum-Caribbean Neogene assemblages and taxonomic opinions. [A. Hendy/A. Hendy/A. Hendy] |