MCZ C. Jones Loc. 9 [St Mary's Fm]: Late/Upper Miocene, Virginia
collected by Jones
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gastropoda
- Neotaenioglossa
- Calyptraeidae
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Crucibulum (Crucibulum) costatum
(Say 1820)
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1 specimen | ||||||
recombined as Crucibulum (Dispotaea) costata | |||||||
Gastropoda
- Naticidae
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Euspira heros
(Say 1822)
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1 specimen | ||||||
Bivalvia
- Arcida
- Arcidae
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Dallarca idonea
(Conrad 1832)
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3 specimens | ||||||
Bivalvia
- Pholadida
- Corbulidae
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Caryocorbula inaequalis
(Say 1824)
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1 specimen | ||||||
original and current combination Corbula inaequalis | |||||||
Bivalvia
- Cardiida
- Mactridae
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Mulinia congesta
(Conrad 1833)
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240 specimens | ||||||
Bivalvia
- Cardiida
- Tellinidae
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Moerella sp.
Fischer 1887
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1 specimen | ||||||
spelled with current rank as Tellina (Moerella) | |||||||
Bivalvia
- Solenida
- Pharidae
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Ensis directus
(Conrad 1844)
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1 specimen | ||||||
Bivalvia
- Hiatellida
- Hiatellidae
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Hiatella arctica
(Linnaeus 1767)
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2 specimens | ||||||
Bivalvia
- Nuculida
- Nuculidae
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Nucula taphria
Dall 1898
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5 specimens | ||||||
Bivalvia
- Nuculanida
- Nuculanidae
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Saccella concentrica
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2 specimens | ||||||
Thecostraca
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Cirripedia indet.
Rafinesque 1816
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Echinoidea
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Echinoidea indet.
(Leske 1778)
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see common names |
Geography
Country: | United States | State/province: | Virginia | County: | Essex |
Coordinates: | 37.7° North, 76.8° West (view map) | ||||
Paleocoordinates: | 37.8° North, 75.0° West | ||||
Basis of coordinate: | based on nearby landmark | ||||
Geographic resolution: | small collection |
Time
Period: | Neogene | Epoch: | Miocene |
10 m.y. bin: | Cenozoic 6 | ||
Key time interval: | Late/Upper Miocene | ||
Age range of interval: | 11.60800 - 5.33300 m.y. ago |
Stratigraphy
Geological group: | Chesapeake | Formation: | St Mary's | Member: | Windmill Point |
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: STRATIGRAPHIC RELATIONS: Probably from the Windmill Point Mbr of the St Mary's Fm, Chesapeake Group. AGE: Late Miocene (equivalent to Tortonian) according to Ward (1992). STRATIGRAPHIC POSITION: From high-water level in river section. |
Lithology and environment
Primary lithology: | shelly/skeletal unlithified claystone |
Includes fossils? | Y |
Lithology description: SPECIFIC LITHOLOGY: Shelly pocket in sticky grey clay. LITHIFICATION: Unlithified, 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 |
Size of fossils: | macrofossils |
Preservation of anatomical detail: | excellent |
Fragmentation: | occasional |
Collection methods and comments
Collection methods: | bulk,sieve,field collection |
Minimum sieve size: | 4.000 |
Reason for describing collection: | paleoecologic analysis |
Museum repositories: | MCZ |
Collectors: | Jones |
Collection method comments: COLLECTOR: Carol Jones, ~1970's. REPOSITORY: MCZ, Harvard. FIDELITY: High ecologic fidelity. | |
Taxonomic list comments:TAXONOMY: Identified by A. Hendy; nomenclature based on revision of Glenn (1904), Ward (1992), and Petuch (2004). |
Metadata
Database number: | 79751 | ||
Authorizer: | A. Hendy | Enterer: | A. Hendy |
Modifier: | A. Hendy | Research group: | marine invertebrate |
Created: | 2008-03-22 13:15:08 | Last modified: | 2013-11-25 13:37:23 |
Access level: | authorizer only | Released: | 2009-03-22 13:15:08 |
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] |
Secondary references:
26931 | C. C. Jones. 1976. The biology and evolution of Chione (Bivalvia: Veneridae) in the eastern coastal plains of North America. Unpublished Ph.D thesis, Harvard University, Cambridge, Massachusetts [A. Hendy/A. Hendy] |